Guitar pedal power supplies range from basic single adapters to multi-output units designed to reduce shared-noise problems and handle varied pedal needs. For an all-around choice, the Voodoo Lab Pedal Power X8 stands out for players prioritizing a dedicated supply for multiple pedals, while the Donner DP-1 and MXR DC Brick offer more accessible multi-output approaches. The main tradeoffs are isolated outputs versus daisy-chain simplicity, output count, current capacity, and whether your pedals need 9V, 12V, or 18V. A single adapter may suit a small board, but mixed or noise-sensitive setups call for closer matching of each pedal to its output. Read on for the full comparison and advice on choosing a supply that fits your board.
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Key Takeaways
- Dedicated isolated outputs are the central dividing line: several listed units offer multiple outputs, while the Pigtone and several JOYO adapters use daisy chains that share power across connected pedals.
- The Voodoo Lab Pedal Power X8 is the premium-leaning standout for players seeking a multi-output supply from a specialist brand; buyers should still check its exact output requirements against every pedal.
- The Yueyinpu and JOYO JP-02 advertise multiple voltage options, making voltage compatibility a key reason to compare them with basic 9V-only adapters.
- Board size changes the value calculation: a single D’Addario or AZOR adapter can suit one pedal, while a 10-output unit may be unnecessary bulk for a compact setup.
- Current draw matters as much as output count: a pedal that needs more current than its assigned output provides may behave poorly, so check each pedal’s power specifications before choosing any unit.
| Mosky Guitar Pedal Power Supply with 10 Isolated Outputs and USB Port |  | Best Overall for Mixed-Voltage Boards | Output count: 10 isolated outputs | Fixed outputs: 7 × 9V/300mA; 1 × 9V/500mA | Adjustable outputs: 2 × 9V, 12V, or 18V/500mA | VIEW LATEST PRICE | See Our Full Breakdown |
| D’Addario PW-CT-9V 9V DC Power Adapter for Guitar Pedals |  | Best Simple Wall Adapter | Model: PW-CT-9V | Input voltage: 100–240V AC | Output: 9V DC, up to 800mA | VIEW LATEST PRICE | See Our Full Breakdown |
| LEKATO Isolated Guitar Pedal Power Supply with 10 Outputs and USB |  | Best for a Compact, Spec-Defined Board | Model: BCUS-2868 | Isolated outputs: 10 | Fixed outputs: 7 × 9V/300mA; 1 × 9V/500mA | VIEW LATEST PRICE | See Our Full Breakdown |
| MXR DC Brick Power Supply |  | Best for a Straightforward 9V/18V Board | Model: M237 | Outputs: Eight 9V and two 18V | 9V short indicator: Red LED illuminates in case of a short | VIEW LATEST PRICE | See Our Full Breakdown |
| JOYO Guitar Pedal Power Supply with DC 18V Adapter & Isolated 9V 100mA/500mA Outputs – JP-02 |  | Best for Boards with Low-Draw 9V Pedals | Model: JP-02 | Output channels: 10 isolated outputs | Output layout: 7 × 9V/100mA; 1 × 9V/500mA; 1 × 12V; 1 × 18V | VIEW LATEST PRICE | See Our Full Breakdown |
| Donner DP-3 Guitar Pedal Board Power Supply with 10 Isolated DC Outputs |  | Best for Mixed-Voltage Boards | Outputs: 10 isolated DC outputs | 9V configuration: 6 × 100mA, 1 × 300mA, 1 × 500mA | Additional voltages: 1 × 12V 100mA; 1 × 18V 100mA | VIEW LATEST PRICE | See Our Full Breakdown |
| Pigtone 9V 1A Guitar Pedal Power Supply with 1-to-8 Daisy Chain |  | Best for Expanding a 9V Daisy Chain | Input: AC 100–240V, 50/60Hz | Output: 9V DC, up to 1A | Polarity: Center negative, external positive | VIEW LATEST PRICE | See Our Full Breakdown |
| AZOR 9V Guitar Effects Pedal Power Supply Adapter, Center-Negative |  | Best Simple Single-Pedal Adapter | Input: 100–240V AC, 50–60Hz | Output: 9V DC, 1A | Polarity: Center-negative | VIEW LATEST PRICE | See Our Full Breakdown |
| Hiree 9V Guitar Pedal Power Supply with 7 Isolated Outputs and 2 AC Outlets |  | Best for a Board with Extra AC Devices | DC outputs: 7 isolated 9V outputs: 6 × 100mA and 1 × 300mA | AC outlets: 2 two-prong outlets | Combined AC output: Up to 600W | VIEW LATEST PRICE | See Our Full Breakdown |
| JOYO 9V 1.2A Guitar Pedal Power Supply with 5-Way Daisy Chain |  | Best Daisy-Chain Headroom | Input: AC 100–240V, 50–60Hz, 0.6A | Output: 9V DC, 1.2A | Power: 10.8W | VIEW LATEST PRICE | See Our Full Breakdown |
| Yueyinpu Guitar Pedal Power Supply 10 Isolated DC Output 9V/12V/18V for Effect Pedals with Separate Short-circuit Protection |  | Best for Fault Isolation | Outputs: 6 × 9V 100mA; 2 × 9V 500mA; 1 × 12V 100mA; 1 × 18V 100mA | Isolation and protection: Isolated outputs with separate short-circuit protection | Indicators: LED indicators for channel faults | VIEW LATEST PRICE | See Our Full Breakdown |
| JOYO 9V Guitar Pedal Power Supply with 4-Way Daisy Chain |  | Best Simple Daisy-Chain Pick | Output: 9V DC, 800mA; 1A maximum | Polarity: Tip negative (center negative) | Daisy chain: 4-way | VIEW LATEST PRICE | See Our Full Breakdown |
| Donner DP-1 Isolated Guitar Pedal Power Supply, 10 Outputs |  | Best Budget-Style Multi-Output Fit | Outputs: 10 isolated DC outputs | Supported voltages: 9V, 12V, and 18V | Listed output current: 5A | VIEW LATEST PRICE | See Our Full Breakdown |
| Donner DPA-1 9V DC 1A Power Supply Adapter with 5-Way Daisy Chain |  | Best for a Small Mixed Music Setup | Output: 9V DC, 1A (1000mA) | Input voltage: AC 100–240V | Input frequency: 60Hz | VIEW LATEST PRICE | See Our Full Breakdown |
| Voodoo Lab Pedal Power X8 High-Current Power Supply |  | Best for High-Draw 9V Pedals | Outputs: 8 galvanically isolated outputs | Output voltage: 9V DC | Maximum current per output: 500mA | VIEW LATEST PRICE | See Our Full Breakdown |
More Details on Our Top Picks
Mosky Guitar Pedal Power Supply with 10 Isolated Outputs and USB Port
The Mosky is a strong fit for a board that needs more than a row of standard 9V connections: it combines 10 isolated outputs with two selectable 9V, 12V, or 18V ports. Those adjustable outputs give it more flexibility than the D’Addario PW-CT-9V wall adapter, which powers one compatible device, while individual fault protection and output LEDs make troubleshooting easier than with a basic daisy chain. The USB port is handy for charging a compatible device, but it does not add another pedal output. There is a practical ceiling, though: the adjustable ports top out at 500mA, and seven fixed outputs are limited to 9V/300mA. I’d choose it for a varied multi-pedal board, not for several unusually high-current pedals.
Pros:- Ten isolated outputs serve a larger board without relying on a shared daisy chain.
- Two selectable 9V, 12V, or 18V outputs support pedals with different voltage requirements.
- Individual short-circuit and over-voltage protection plus per-output LEDs aid fault finding.
- USB charging and an aluminum-alloy enclosure add utility beyond basic pedal power.
Cons:- Seven fixed outputs provide only 9V at 300mA each.
- Each adjustable output is limited to 500mA, which may not suit high-draw pedals.
- The USB port is for compatible device charging, not an additional pedal output.
Best for: Players building a multi-pedal board with a mix of 9V, 12V, and 18V pedals that draw no more than 500mA from an output.
Not ideal for: Players whose board has several high-current pedals or needs fixed outputs above 9V; its two adjustable ports are capped at 500mA.
- Output count:10 isolated outputs
- Fixed outputs:7 × 9V/300mA; 1 × 9V/500mA
- Adjustable outputs:2 × 9V, 12V, or 18V/500mA
- Protection:Individual short-circuit and over-voltage protection
- Indicators:LED indicator for each output
- USB port:Yes
- Enclosure:Aluminum alloy
- Input voltage:240V
Our verdict“Choose the Mosky for a varied board that benefits from ten isolated connections and selectable voltages, provided its 500mA limits fit your pedals.”
D’Addario PW-CT-9V 9V DC Power Adapter for Guitar Pedals
For a player powering one compatible pedal, the D’Addario PW-CT-9V keeps the setup simple: plug it into an AC outlet and connect its 9V DC, tip-negative 2.1mm barrel. Its 800mA maximum output is more headroom than any single output listed for the Mosky or LEKATO supplies, but this adapter serves one device rather than a whole isolated board. The 72-inch cord gives some freedom to place a pedal away from the outlet, and 100–240V AC input supports different mains voltages. It can also power compatible keyboards. The tradeoff is dependence on a wall outlet and a specific connector and polarity; buyers should verify those details before connecting. I’d skip it if the goal is to power several pedals neatly from one unit.
Pros:- 800mA maximum output suits compatible single devices with higher current needs than the 300mA outputs on the Mosky.
- 100–240V AC input supports a broad range of mains voltages.
- A 72-inch cord allows flexible placement relative to the wall outlet.
- Can power compatible tip-negative keyboards as well as pedals.
Cons:- Powers one device, unlike the Mosky or LEKATO multi-output supplies.
- Tip-negative polarity and 2.1mm barrel size are not universal.
- Requires an AC wall outlet and does not provide isolated pedalboard outputs.
Best for: Guitarists who need a straightforward wall-powered supply for one 9V tip-negative pedal, or a compatible keyboard, and want to avoid batteries.
Not ideal for: Players powering a multi-pedal board or using devices with a different barrel size, polarity, or voltage; it has one connection and requires an AC outlet.
- Model:PW-CT-9V
- Input voltage:100–240V AC
- Output:9V DC, up to 800mA
- Polarity:Tip-negative, sleeve-positive
- Barrel size:2.1mm
- Cord length:72 inches
- Plug types:NEMA, F, and G
- Weight:50g
Our verdict“Pick the D’Addario for one compatible 9V device and skip it if you need centralized power for a multi-pedal board.”
LEKATO Isolated Guitar Pedal Power Supply with 10 Outputs and USB
The LEKATO has the same broad output layout as the Mosky—10 isolated connections, seven 9V/300mA ports, one 9V/500mA port, and two adjustable 500mA ports—but its listed 12V input, 2.5A input current, and 30W maximum power give buyers more system-level figures to check against a board’s needs. Its aluminum-alloy case, output LEDs, and short-circuit and over-current protection make it a more board-focused alternative to the single-device D’Addario adapter. The adjustable outputs can run at 9V, 12V, or 18V, though the 500mA cap still rules out some high-draw pedals. The USB port charges a phone or other compatible device; it is not a tenth-plus-one pedal feed. Choose it over the Mosky when its stated power details and one-year warranty suit your setup, not for higher per-output current.
Pros:- Ten isolated outputs include fixed and adjustable voltage options for mixed pedal requirements.
- Listed 12V input, 2.5A input current, and 30W maximum power help describe the supply’s overall capacity.
- Separate short-circuit and over-current protection with LEDs supports fault checking.
- Aluminum-alloy enclosure and a one-year manufacturer warranty.
Cons:- The adjustable outputs are each limited to 500mA.
- Seven fixed outputs are 9V/300mA, which may not suit higher-current pedals.
- USB charging is separate from the pedal outputs and does not increase their count.
Best for: Players assembling a compact multi-voltage board who want ten isolated outputs, defined input and power figures, and USB charging.
Not ideal for: Players with multiple pedals drawing more than 500mA each, or anyone expecting the USB port to power another pedal.
- Model:BCUS-2868
- Isolated outputs:10
- Fixed outputs:7 × 9V/300mA; 1 × 9V/500mA
- Adjustable outputs:2 × 9V, 12V, or 18V/500mA
- Input:12V, 2.5A
- Maximum power:30W
- USB port:Yes
- Dimensions:6.77 × 2.76 × 1.34 inches
- Warranty:1 year manufacturer
Our verdict“Choose the LEKATO if its ten-output layout and stated 30W capacity match your board, but look elsewhere for higher-current individual outputs.”
MXR DC Brick Power Supply
The MXR DC Brick is the simplest fit here for a board built around standard 9V and 18V pedals: it provides eight 9V outputs and two 18V outputs in a metal enclosure. Compared with the Mosky and LEKATO, it has fewer voltage choices because its 18V feeds are not described as adjustable, and its product details do not list the same individual isolation and protection features. Red LEDs signal a short on each 9V output, which can help locate a fault, but the listed 72mA output current is a serious limitation for modern pedals that draw more than that. The specifications also identify a center-positive 2.1mm connector, so polarity and compatibility need careful checking. I’d consider it only when the listed output details match the specific pedals on the board.
Pros:- Eight 9V outputs and two 18V outputs cover common fixed-voltage board configurations.
- Red LEDs on the 9V outputs indicate a short.
- Metal enclosure provides a robust housing.
- CE and FCC certifications are listed.
Cons:- Listed output current is 72mA, which is too low for many higher-draw pedals.
- The 18V outputs are fixed rather than selectable like the Mosky’s adjustable outputs.
- Listed center-positive polarity may not match a pedal’s required connection.
Best for: Players with a simple board of compatible 9V and 18V pedals whose current requirements fit the stated output specifications.
Not ideal for: Players with modern high-current pedals, pedals requiring selectable voltages, or devices needing a different polarity; the listed output current is only 72mA.
- Model:M237
- Outputs:Eight 9V and two 18V
- 9V short indicator:Red LED illuminates in case of a short
- Output current:72mA (listed)
- Connector:2.1mm barrel plug, center positive (listed)
- Enclosure:Metal
- Dimensions:9.2 × 4.3 × 2.7 inches
- Weight:1.6 pounds
Our verdict“Consider the MXR only for compatible low-current 9V and 18V pedals after confirming its listed current and polarity meet each pedal’s requirements.”
JOYO Guitar Pedal Power Supply with DC 18V Adapter & Isolated 9V 100mA/500mA Outputs – JP-02
The JOYO JP-02 is tailored to boards with many modest-current pedals and a few different voltage needs. Its 10 isolated outputs include seven 9V/100mA feeds, one 9V/500mA feed, and dedicated 12V and 18V outputs. That mix differs from the Mosky and LEKATO, which offer seven 9V/300mA outputs and two adjustable feeds; JOYO gives up adjustable ports but supplies a clear mix of fixed voltages. Individual short-circuit protection, LEDs, and stated overload and thermal safeguards add fault protection in a compact metal-and-plastic housing. The main constraint is the 100mA limit on seven outputs, alongside a 500mA maximum per channel and 2A input. I’d choose it for a board whose pedal current requirements have been checked, not as a catch-all supply for high-draw effects.
Pros:- Ten isolated outputs include 9V, 12V, and 18V feeds.
- One 9V/500mA output offers more headroom than the seven 9V/100mA ports.
- Independent short-circuit protection, LEDs, and stated overload and thermal safeguards aid board management.
- Compact 6.3-inch length and 380g weight suit space-conscious pedalboards.
Cons:- Seven 9V outputs are limited to 100mA each.
- The 12V and 18V outputs are fixed rather than adjustable like those on the Mosky and LEKATO.
- The 2A input rating and 500mA per-channel maximum can constrain higher-draw setups.
Best for: Players with several low-current 9V pedals plus compatible 12V and 18V effects who want isolated outputs and individual fault protection.
Not ideal for: Players with multiple high-current pedals or any pedal drawing more than 100mA assigned to one of its seven 9V/100mA outputs.
- Model:JP-02
- Output channels:10 isolated outputs
- Output layout:7 × 9V/100mA; 1 × 9V/500mA; 1 × 12V; 1 × 18V
- Maximum output current:500mA per channel
- Input:18V DC, 2A
- Output wattage:9W
- Dimensions:6.3 × 2.09 × 1.42 inches
- Weight:380g
- Warranty:1 year
Our verdict“Pick the JOYO JP-02 for a checked, mostly low-current board that needs fixed 12V and 18V feeds, but avoid it if several pedals exceed its output limits.”
Donner DP-3 Guitar Pedal Board Power Supply with 10 Isolated DC Outputs
The Donner DP-3 is the most adaptable option here for a board that combines ordinary 9V pedals with a few devices requiring 12V or 18V. Its 10 isolated, voltage-regulated outputs offer more separation than the daisy-chain adapters from Pigtone and JOYO, which can simplify power planning across a larger setup. The 300mA and 500mA 9V ports also give higher-draw pedals more headroom than the many 100mA outputs. The tradeoff is that both higher-voltage ports are limited to 100mA, so check each pedal’s current needs before choosing it. Its compact aluminum housing suits tight boards, though the 500mA port’s LED may remain lit or flash briefly after shutdown. I’d choose this over the Hiree if mixed voltages matter more than extra AC outlets.
Pros:- Ten isolated, voltage-regulated outputs help separate pedals’ power needs.
- Provides 9V, 12V, and 18V options, with 300mA and 500mA 9V outputs.
- Compact sandblasted aluminum body is described as drop-resistant and scratch-proof.
Cons:- The 12V and 18V outputs are each limited to 100mA.
- The 500mA output LED may stay lit or flash briefly after power-off.
Best for: Players building a compact board with several isolated 9V pedals and one or two low-current 12V or 18V effects.
Not ideal for: Players whose 12V or 18V pedals draw more than 100mA, or who need higher-current outputs across many pedals.
- Outputs:10 isolated DC outputs
- 9V configuration:6 × 100mA, 1 × 300mA, 1 × 500mA
- Additional voltages:1 × 12V 100mA; 1 × 18V 100mA
- Body material:Sandblasted aluminum
- Dimensions:5.9 × 2 × 1 inches
- Weight:13.47 ounces
- Warranty:1 year
Our verdict“Choose the DP-3 for a compact mixed-voltage board, provided your 12V and 18V pedals stay within its 100mA limits.”
Pigtone 9V 1A Guitar Pedal Power Supply with 1-to-8 Daisy Chain
The Pigtone 1-to-8 adapter suits players who want one corded supply for several standard 9V pedals without adding a multi-output power brick. Its 1A output and eight-way chain can cover a small-to-medium group, while short-circuit protection adds a safeguard that the simpler AZOR adapter does not list. Unlike the Donner DP-3, though, this is not an isolated-output supply: pedals share the adapter, so it offers less separation for managing noise and different power needs. The 1A capacity is shared across every connected device, not available to each pedal individually. It also requires center-negative pedals with 5.5 × 2.1mm connectors and comes with a US-style Type A plug. I’d pick it over the JOYO five-way chain when the extra connections are useful and the total current draw remains within limits.
Pros:- Included eight-way daisy chain can connect up to eight compatible pedals.
- Supplies up to 1A total for a range of pedal current demands.
- Includes short-circuit protection and noise-reduction features.
- Wide-range 100–240V AC input.
Cons:- The 1A output is shared across all connected pedals, and outputs are not listed as isolated.
- Limited to center-negative devices with 5.5 × 2.1mm connectors.
- Uses a US-style Type A, two-pin plug.
Best for: Players with several compatible 9V center-negative pedals who want to power them from one adapter and can check their combined current draw.
Not ideal for: Players with noise-sensitive setups that need isolated outputs, pedals requiring other voltages or polarities, or buyers outside Type A plug regions without an appropriate power arrangement.
- Input:AC 100–240V, 50/60Hz
- Output:9V DC, up to 1A
- Polarity:Center negative, external positive
- Connector:5.5 × 2.1mm
- Daisy-chain outputs:8
- Adapter cable length:110cm (43 inches)
- Protection:Short-circuit protection
- Plug type:Type A, 2-pin (US style)
Our verdict“Choose the Pigtone if you want an eight-way chain for compatible 9V pedals and do not need isolated outputs.”
AZOR 9V Guitar Effects Pedal Power Supply Adapter, Center-Negative
The AZOR 9V adapter is the straightforward pick for powering one compatible pedal, or replacing a basic 9V supply without adding board-mounted hardware. Its 5.9-foot cord gives more room to place an instrument or pedal away from a wall outlet than the Hiree’s detachable five-foot cord, while its lightweight plastic enclosure keeps the adapter simple to carry. The fixed 9V center-negative output is also its main limit: unlike the Donner DP-3, it cannot serve mixed-voltage pedals, and it does not provide the multi-pedal connections offered by Pigtone or JOYO. Noise isolation is listed, but there are no isolated outputs or a daisy chain specified. I’d choose it for a single standard pedal and skip it for a board that needs individual power connections or other voltage requirements.
Pros:- 5.9-foot cord allows flexible placement relative to the outlet.
- 1A 9V output is compatible with many standard guitar effects pedals.
- Lightweight design and listed noise-isolation features.
Cons:- Fixed 9V center-negative output will not fit pedals with other power requirements.
- No daisy chain or multiple isolated outputs is specified.
- Uses a North American Type A, two-pin plug.
Best for: Guitarists who need a light, long-corded replacement adapter for one 9V center-negative pedal.
Not ideal for: Players powering several pedals from one supply, or anyone whose device requires a different voltage, polarity, or connector.
- Input:100–240V AC, 50–60Hz
- Output:9V DC, 1A
- Polarity:Center-negative
- Cable length:5.9 feet
- Connector:Barrel connector
- Enclosure material:Plastic
- Warranty:1 year
- Plug type:Type A, two-pin
Our verdict“Choose the AZOR for one compatible 9V pedal and a longer lead, not as a power solution for a multi-pedal board.”
Hiree 9V Guitar Pedal Power Supply with 7 Isolated Outputs and 2 AC Outlets
The Hiree power supply is the unusual choice in this group: it pairs seven isolated 9V outputs with two AC outlets, so a player can power pedals and plug in other compatible equipment from one compact unit. Separate short-circuit protection for each DC output and a built-in noise filter make it more board-focused than the single-output AZOR adapter. Compared with the Donner DP-3, Hiree offers fewer DC outputs and no 12V or 18V options, but its AC outlets may be more useful when a setup also needs nearby power for another device. The limitation is current: six DC outputs are rated at just 100mA, with only one at 300mA. Its two-prong Type A AC outlets also restrict plug compatibility. I’d choose it when those AC sockets matter more than mixed-voltage pedal support.
Pros:- Seven isolated 9V DC outputs support multiple pedals.
- Each DC output has separate short-circuit protection.
- Two AC outlets provide up to 600W combined output.
- Detachable five-foot power cord and compact form support storage and travel.
Cons:- Six DC outputs are limited to 100mA, with only one rated at 300mA.
- Provides 9V DC only; no higher-voltage pedal outputs are listed.
- AC outlets use two-prong Type A plugs.
Best for: Home players or traveling musicians with several low-current 9V pedals who also need two two-prong AC outlets nearby.
Not ideal for: Players with high-current or mixed-voltage pedals, or those relying on grounded three-prong plugs for devices connected to its AC outlets.
- DC outputs:7 isolated 9V outputs: 6 × 100mA and 1 × 300mA
- AC outlets:2 two-prong outlets
- Combined AC output:Up to 600W
- Input voltage:100–240V
- Power cord:Detachable, 5 feet
- Protection:Separate short-circuit protection for each DC output
- Enclosure material:ABS
- Weight:0.34kg
Our verdict“Choose Hiree if your board uses mostly low-current 9V pedals and its two AC outlets solve a real setup need.”
JOYO 9V 1.2A Guitar Pedal Power Supply with 5-Way Daisy Chain
The JOYO 1.2A adapter is a practical middle ground for players who want one supply to serve several standard 9V pedals. Its five-way daisy chain connects fewer pedals than Pigtone’s eight-way cable, but the listed 1.2A total output gives the group more overall current capacity, provided the pedals’ combined draw stays within that limit. A reverse-polarity converter cable adds flexibility for compatible setups, though it does not make this an isolated power supply like the Hiree or Donner DP-3. The 9V tip-negative design also rules it out for pedals needing other voltages or polarity. At 4.92 feet, both the adapter cord and daisy-chain cable give useful reach without offering the broader outlet options of the Hiree. I’d select it for a modest 9V chain where total current capacity matters more than isolation.
Pros:- Five-way daisy chain can power up to five compatible pedals.
- 1.2A total output offers more shared current capacity than the Pigtone’s 1A adapter.
- Includes a reverse-polarity converter cable.
- 100–240V AC input supports a wide range of mains voltages.
Cons:- The 1.2A capacity is shared across connected pedals.
- Daisy-chain connections do not provide the separate isolated outputs offered by the Donner DP-3 and Hiree.
- Designed for 9V pedals, so it does not cover mixed-voltage boards.
Best for: Players powering up to five compatible 9V tip-negative guitar or bass pedals from one adapter, with a combined draw no higher than 1.2A.
Not ideal for: Players who need isolated outputs, more than five daisy-chain connections, or pedals requiring a voltage or polarity other than the supported configuration.
- Input:AC 100–240V, 50–60Hz, 0.6A
- Output:9V DC, 1.2A
- Power:10.8W
- Polarity:Tip negative
- Connector:5.5 × 2.1mm barrel
- Daisy chain:5-way; up to 5 pedals
- Cord lengths:Adapter cord: 4.92 feet; daisy-chain cable: 4.92 feet total
- Weight:143g
Our verdict“Choose the JOYO for a five-pedal 9V chain that benefits from more shared current capacity than the Pigtone provides.”
Yueyinpu Guitar Pedal Power Supply 10 Isolated DC Output 9V/12V/18V for Effect Pedals with Separate Short-circuit Protection
The Yueyinpu suits a board where keeping one faulty pedal from interrupting everything matters. Its ten isolated outputs cover common 9V needs alongside one 12V and one 18V connection, while each channel’s short-circuit protection and LED indicator make faults easier to identify. Compared with the Donner DP-1, it offers clearer channel-level fault feedback in the supplied details, but the DP-1 also supports three voltages and includes ten cables. The Yueyinpu’s main limitation is current allocation: its 18V output is only 100mA, so it may not suit higher-draw 18V pedals. Six 9V outputs are also capped at 100mA, making the two 500mA channels the better fit for current-hungry 9V effects. I’d choose it for mixed-voltage boards with modest current demands, not a board built around several high-draw pedals.
Pros:- Ten isolated outputs help limit noise and interaction between pedals.
- Separate short-circuit protection can keep unaffected channels running.
- LED indicators help pinpoint a problem channel.
- Includes 9V, 12V, and 18V outputs in a compact aluminum-alloy enclosure.
Cons:- The 18V output is limited to 100mA, which rules out some higher-draw pedals.
- Only two 9V outputs provide 500mA; the other six are limited to 100mA.
- Only one polarity-reversal cable is included.
Best for: Players with a mixed 9V, 12V, and 18V board who want isolated outputs and channel-level fault indicators.
Not ideal for: Players with a high-current 18V pedal or several high-draw 9V effects, since only two 9V outputs provide 500mA and the 18V output provides 100mA.
- Outputs:6 × 9V 100mA; 2 × 9V 500mA; 1 × 12V 100mA; 1 × 18V 100mA
- Isolation and protection:Isolated outputs with separate short-circuit protection
- Indicators:LED indicators for channel faults
- Housing:Aluminum alloy
- Dimensions:6.5 × 2.05 × 1.34 inches
- Color:Black
- Included polarity cable:One polarity-reversal cable
Our verdict“Choose the Yueyinpu for isolated, mixed-voltage pedalboards where fault tracing matters more than having high current on every output.”
JOYO 9V Guitar Pedal Power Supply with 4-Way Daisy Chain
This JOYO adapter is a straightforward choice for a small group of compatible 9V pedals: one supply and an included four-way daisy chain replace a separate outlet for each effect. Its 800mA output, with a stated 1A maximum, is shared across the connected pedals, so total current draw matters; it does not provide isolated outputs like the Voodoo Lab Pedal Power X8. That makes the JOYO lighter on setup complexity, but less suited to boards where isolation and per-output capacity are priorities. The built-in IC is designed for noise reduction and protection, though a daisy chain can still be a poor match for noise-sensitive combinations. The 8.8-foot cable offers flexibility for a simple rig, while the center-negative 9V requirement narrows compatibility. I’d pick it for a few standard pedals, not a mixed-voltage board.
Pros:- Included four-way daisy chain can power up to four compatible pedals.
- 800mA output with a stated maximum of 1A suits simple multi-pedal setups within the shared limit.
- Built-in IC is designed for noise reduction and protection.
- AC input supports 100–240V.
Cons:- The four connections share one output rather than providing isolated power.
- All connected pedals must match the 9V DC center-negative specification.
- Total current draw is limited to 1A maximum across the chain.
Best for: Guitarists powering up to four compatible center-negative 9V pedals who want one corded adapter instead of a multi-output supply.
Not ideal for: Players with pedals needing different voltages, isolated outputs, or a combined current draw above the adapter’s stated capacity.
- Output:9V DC, 800mA; 1A maximum
- Polarity:Tip negative (center negative)
- Daisy chain:4-way
- Cable length:8.8 feet
- AC input:100–240V, 50/60Hz
- Connector:Barrel connector
- Weight:113g
- Warranty:1 year
Our verdict“Choose this JOYO for a small, compatible 9V pedal chain, but pick the Voodoo Lab X8 if isolated outputs are a priority.”
Donner DP-1 Isolated Guitar Pedal Power Supply, 10 Outputs
The Donner DP-1’s appeal is straightforward: ten isolated outputs, support for 9V, 12V, and 18V pedals, and ten included power cables give a board builder the basics in one package. Short-circuit and overcurrent protection add a safeguard if a pedal or cable develops a fault. Compared with the Voodoo Lab Pedal Power X8, the DP-1 offers more outputs and multiple listed voltages, while the X8 specifies up to 500mA on each of its eight 9V outputs. The DP-1 listing gives an overall 5A output figure but does not specify current per voltage outlet, so I would check individual pedal requirements rather than assume every output can handle a high-draw effect. Its aluminum-alloy housing keeps the unit light, but the listed dimensions—6 × 2 × 72 inches—are difficult to interpret. That uncertainty makes fit planning less predictable.
Pros:- Ten isolated DC outputs accommodate a larger pedal count.
- Supports 9V, 12V, and 18V pedals.
- Short-circuit and overcurrent protection are included.
- Ten power cables come with the supply, and the aluminum-alloy housing weighs 6.9 ounces.
Cons:- The listed 5A output does not state current capacity for each individual output.
- The listed dimensions of 6 × 2 × 72 inches are difficult to interpret.
- Unlike the Voodoo Lab X8, the supplied details do not specify 500mA per output.
Best for: Players building a board with up to ten pedals who want isolated connections, multiple listed voltages, and included power cables.
Not ideal for: Players who need clearly specified per-output current limits or precise dimensions before planning a tightly fitted pedalboard.
- Outputs:10 isolated DC outputs
- Supported voltages:9V, 12V, and 18V
- Listed output current:5A
- Maximum power:9W
- Input:AC 100–240V; DC 18V
- Protection:Short-circuit and overcurrent
- Included cables:10 power cables
- Weight:6.9 ounces
Our verdict“The DP-1 is a practical multi-output option for mixed-voltage boards, provided its unclear dimensions and per-output current details meet your planning needs.”
Donner DPA-1 9V DC 1A Power Supply Adapter with 5-Way Daisy Chain
The Donner DPA-1 makes sense when a player wants to power several compatible devices from one adapter, not when every pedal needs its own isolated outlet. Its five-way daisy chain and 1A 9V output can serve compatible pedals, keyboards, digital pianos, or MIDI controllers, giving it broader stated device compatibility than the JOYO four-way adapter. Both are shared-output designs, though, so the combined current draw must stay within the adapter’s limit and connected pedals need matching polarity and voltage. Donner lists a copper-core cable and anti-hum design to help reduce noise, but this is not a substitute for isolated outputs if a chain introduces unwanted hum. The 60Hz input-frequency listing also leaves less input detail than the JOYO’s stated 50/60Hz range. I’d choose it for a modest, compatible setup rather than a noise-sensitive or voltage-diverse board.
Pros:- Five-way daisy chain can connect several compatible devices.
- Stated compatibility includes pedals, electronic keyboards, digital pianos, and MIDI controllers.
- Copper-core cable and anti-hum design are intended to reduce noise.
- AC input is listed as 100–240V.
Cons:- The 1A output is shared across all connected devices.
- Only compatible 9V DC, tip-negative devices can be connected.
- The listed input frequency is 60Hz, unlike the JOYO adapter’s stated 50/60Hz range.
Best for: Musicians who want one adapter for a few compatible 9V pedals and other listed equipment, such as a MIDI controller or keyboard.
Not ideal for: Players who need isolated outputs, multiple pedal voltages, or power for devices whose combined draw exceeds 1A.
- Output:9V DC, 1A (1000mA)
- Input voltage:AC 100–240V
- Input frequency:60Hz
- Polarity:Tip negative
- Daisy chain:5 outputs
- Listed wattage:6.5W
- Cable material:Copper core
- Weight:0.14kg
Our verdict“Pick the DPA-1 for a small, compatible 9V pedal and music-device chain, but use an isolated supply when noise separation matters.”
Voodoo Lab Pedal Power X8 High-Current Power Supply
The Voodoo Lab Pedal Power X8 stands out for boards built around digital effects or other power-hungry 9V pedals. Each of its eight galvanically isolated outputs supplies up to 500mA, giving every connection a clearly stated current limit. That contrasts with the Donner DP-1, which lists ten outputs and multiple voltages but does not specify current per outlet in the supplied details. The X8 keeps its offer narrower: every output is 9V, so 12V or 18V pedals need an appropriate separate solution, and it does not match the DP-1’s output count. Its low-profile enclosure and 100–240V input suit compact boards and international use. The included adapter, cables, and mounting material add practical setup pieces, but also more items to route and manage. I’d favor the X8 when reliable high-current 9V isolation matters more than voltage variety.
Pros:- Eight galvanically isolated outputs help limit ground hum and interaction between pedals.
- Each output provides up to 500mA for higher-draw 9V effects.
- 100–240V AC input supports use across a wide range of mains voltages.
- Low-profile enclosure includes mounting material and pedal power cables.
Cons:- All eight outputs are 9V, so other pedal voltages need a separate solution or suitable adapter.
- It has fewer outputs than the ten-output Donner DP-1.
- The included adapter, power cables, and AC cord add setup pieces to manage.
Best for: Players with several high-current 9V digital pedals who want isolated outputs with a stated 500mA capacity per connection.
Not ideal for: Players whose boards need native 12V or 18V outputs, or more than eight powered connections.
- Outputs:8 galvanically isolated outputs
- Output voltage:9V DC
- Maximum current per output:500mA
- Input voltage:100–240V AC
- Maximum power:36W
- Dimensions:5.91 × 3.15 × 1.18 inches
- Weight:16 ounces
- Included accessories:12V power adapter, detachable AC line cord, pedal power cables, and 3M Dual Lock
Our verdict“Choose the X8 when your board needs dependable isolated current for high-draw 9V pedals, not mixed-voltage flexibility.”
How We Picked
I ranked these guitar pedal power supplies by how well their stated design matches common board needs: powering one pedal, expanding a small setup, or supplying several pedals from a dedicated multi-output unit. I weighed output type and count, advertised voltage options, stated current capacity, and features such as short-circuit protection or extra AC and USB connections. I also gave weight to practical fit: whether a unit solves a specific problem without asking a small-board player to buy more complexity than needed.
The ranking favors clear utility and flexibility over output count alone. Multi-output and isolated designs rank ahead of basic daisy chains for players with mixed or noise-sensitive boards, while simple adapters remain relevant for one-pedal setups and straightforward budgets. Product names and listed specifications do not establish compatibility with every pedal, so buyers should verify polarity, voltage, connector type, and current draw before connecting equipment.
Factors to Consider When Choosing Guitar Pedal Power Supplies
Choosing a supply starts with the pedals you own, not the largest output count on a product label. I would map each pedal’s power needs first, then decide whether the convenience of shared power is worth the potential noise and capacity limits. These broader checks can prevent mismatches that a product list alone cannot resolve.
Match Voltage, Polarity, and Connector Before Anything Else
Write down each pedal’s required voltage, polarity, and plug size before shopping. Many guitar pedals use 9V DC with center-negative polarity, but that pattern is not universal, and an incompatible connection can cause malfunction or damage. Multi-voltage supplies are useful only when the chosen output matches the pedal’s specification; extra voltage is not automatically an upgrade. Check whether the product includes the correct cable or whether a separate polarity-reversing or voltage-converting cable is needed. If a pedal’s documentation is unclear, confirm its requirements with the maker rather than guessing from the jack shape.
Treat Current Capacity as a Per-Pedal Limit
Current draw is measured in milliamps, and each pedal needs a supply that can provide at least its stated requirement. A high total current figure does not always mean that every individual output can deliver that amount, so read output-by-output specifications. Digital effects, larger multi-effects units, and some modern pedals can draw more current than simple analog stompboxes. When using a daisy chain, add the current draw of every connected pedal and compare the total with the adapter’s capacity. Leaving a reasonable margin can also make a board easier to expand without replacing the supply immediately.
Choose Isolation Based on Noise Risk, Not Output Count
Isolated outputs supply pedals separately, which can help reduce hum and interaction between devices sharing power. A daisy chain can be compact and straightforward for a few compatible pedals, but shared grounding may expose noise issues, especially when combining digital and analog effects. Isolation does not promise a silent rig: cable routing, power wiring, lighting, and the pedals themselves can also contribute to noise. If your board is already quiet and simple, a chain may be a sensible choice. If troubleshooting hum is costly during rehearsals or gigs, individual outputs may justify the added size and complexity.
Plan for the Board You Have and the One You May Build
Count occupied outputs, then allow room for any pedal you realistically expect to add. An oversized unit can take up board space and leave features unused, while a supply with too few suitable outputs may lead to adapters or chains later. USB and AC outlets can be handy for compatible accessories, but they do not replace correctly specified pedal outputs. Also check mounting options, enclosure dimensions, and cable reach against your board layout. A compact one-pedal adapter and a multi-output brick solve different problems; choosing between them is about setup needs, not a universal ranking.
Know When a Simpler Supply Is the Better Buy
For a single standard 9V pedal, a basic adapter can be easier to pack and connect than a board-mounted power unit. A daisy-chain adapter may also suit a small group of low-draw pedals with compatible requirements, provided their combined draw stays within the supply’s capacity. The tradeoff is less independent control over power and fewer ways to isolate noise or support varied voltages. Paying for more outputs makes sense when it removes separate adapters, simplifies a larger board, or addresses a real compatibility need. Avoid buying extra capability solely because a longer feature list sounds more future-proof.
Frequently Asked Questions
Can I power every 9V pedal from the same daisy chain?
No. A pedal must match the adapter’s voltage, polarity, connector, and available current, even if it is labeled 9V. Add the current draw of all pedals on the chain and compare that sum with the adapter’s capacity. Shared power can also introduce noise when pedals interact electrically, so a chain that works on one board may hum on another. Check each pedal’s manual and test a new chain before relying on it for a performance.
Do isolated outputs guarantee a noise-free pedalboard?
No power supply can guarantee a silent board, since noise can come from pedals, patch cables, instrument wiring, lighting, or nearby electrical equipment. Isolated outputs can reduce noise caused by pedals sharing a supply, which makes them useful when a daisy chain produces hum or interaction. They do not fix every source of interference or a faulty cable. If noise remains, troubleshoot one pedal and cable at a time before replacing the entire power setup.
How can I tell whether a pedal needs more current than an output provides?
Look up the pedal’s current requirement in its manual or manufacturer specifications and compare it with the rating for the specific output you plan to use. Do not rely only on a supply’s combined or total current figure, since individual outputs may have lower limits. A pedal connected to an underpowered output may fail to start, behave inconsistently, or produce unwanted noise. If the supply lists output ratings unclearly, confirm them before connecting a high-draw pedal.
Should I buy a multi-voltage supply if all my pedals currently use 9V?
It can be useful if you expect to add pedals that require a different voltage, but it is not a requirement for a 9V-only board. A dedicated 9V unit may be simpler and can avoid unused features taking up space or adding setup decisions. Multi-voltage options need careful output selection: connecting a 9V pedal to a higher-voltage output can damage it. Choose flexibility when it answers a likely need, and label outputs clearly to reduce connection mistakes.
When is a single adapter a better choice than a power brick?
A single adapter usually makes more sense when you power one pedal or keep a very small setup that does not need separate outputs. It can be simpler to carry and connect, and it avoids paying for capacity your board will not use. A multi-output supply becomes more useful as the number of pedals, current demands, or noise concerns grow. Before choosing the adapter, confirm that its plug, polarity, voltage, and current rating suit the pedal rather than assuming all 9V adapters are interchangeable.
Conclusion
For a broad multi-pedal setup, I would start with the Voodoo Lab Pedal Power X8 as the best overall and premium-leaning pick, after checking its output specifications against the board. The Donner DP-1 is a practical value-oriented choice for buyers who want many outputs, while the MXR DC Brick is another option to compare for a board needing a multi-output format. Beginners powering one standard pedal can keep things simple with the D’Addario PW-CT-9V or AZOR 9V adapter, provided the pedal’s requirements match. For a board that needs varied voltages, examine the JOYO JP-02 and Yueyinpu specifications closely; for a small compatible group, a JOYO or Pigtone daisy-chain option may be enough. The right choice is the supply that matches each pedal’s power needs without adding outputs or complexity your board will not use.
