If you’re looking for the 14 best isolated pedalboard power bricks for clean, reliable power in 2025, I recommend checking out models like the Jim Dunlop Mini Iso-Brick, Donner DP-1, Caline CP-205, MXR M238, and the 1 SPOT Pro CS6. These supplies offer multiple isolated outputs, noise reduction, compact size, and versatile voltage options to suit any setup. Keep exploring these options, and you’ll find the perfect power supply to keep your pedals running smoothly.
Key Takeaways
- Look for models with fully isolated outputs to prevent ground loop noise and ensure clean sound.
- Prioritize power supplies with high current ratings and versatile voltage options for digital and analog pedals.
- Choose compact, lightweight units for easy pedalboard integration and portability during gigs.
- Opt for brands offering robust build quality, noise filtering, and additional features like USB ports or short-circuit protection.
- Consider power supplies with multiple outputs and expandability to accommodate future pedalboard upgrades.
JIM DUNLOP Mini Iso-Brick Power Supply (M239)
If you’re looking for a compact yet versatile power supply for your pedalboard, the Jim Dunlop Mini Iso-Brick Power Supply (M239) is an excellent choice. It offers five fully isolated outputs, ensuring clean power and eliminating ground loops. Four of these outputs deliver 9V at 300mA, perfect for most pedals, while the fifth can switch between 9V and 18V at up to 800mA, giving you extra voltage when needed. The included splitter cable allows you to power two pedals requiring the same voltage from a single output. Its small size makes it ideal for tight spaces, without sacrificing power or flexibility.
Best For: musicians and pedal enthusiasts seeking a compact, reliable power supply with versatile voltage options for their pedalboards.
Pros:
- Fully isolated outputs prevent ground loops and reduce noise
- Five outputs with adjustable voltage and high current capacity for various pedals
- Compact size ideal for tight spaces without compromising power
Cons:
- Limited number of outputs if you have a large pedalboard
- Only one output is toggleable between 9V and 18V, which may require careful planning for multiple pedals needing different voltages
- No built-in power adapter, requiring an external power source
Donner DP-1 Guitar Power Supply with 10 Isolated DC Outputs
The Donner DP-1 Guitar Power Supply stands out for musicians who need reliable, quiet power for multiple pedals. It offers ten isolated outputs, including seven 9V at 100mA, plus 9V at 500mA, 12V at 100mA, and 18V at 100mA, supporting various pedal voltages. Its noise reduction circuit minimizes electrical hum, ensuring clear sound. Built from lightweight aluminum alloy, it’s portable yet durable. With independent short-circuit protection and a bright blue LED indicator, it’s safe and easy to troubleshoot. Overall, the DP-1 provides stable, isolated power suitable for a versatile pedalboard setup, making it a strong choice for gigging musicians.
Best For: musicians and guitarists who need reliable, quiet, and versatile power for multiple effects pedals during gigs or practice sessions.
Pros:
- Provides ten isolated outputs, reducing noise and interference between pedals
- Built-in noise reduction circuit for clearer sound quality
- Compact, lightweight, and durable aluminum alloy construction for portability
Cons:
- Does not guarantee absolute circuit isolation despite circuit simulation technology
- Limited current on some outputs (e.g., 100mA) may not support high-power pedals
- Variability in logo design due to manufacturing batch differences
Caline CP-205 Guitar Pedal Power Supply with 8 Isolated Outputs
Looking for a reliable power supply that keeps your pedals quiet and interference-free? The Caline CP-205 delivers with its 8 fully isolated outputs, reducing noise and hum. It offers seven 300mA and one 500mA output, compatible with both analog and digital pedals. Made from lightweight aluminum, it’s highly portable at just 220 grams and compact in size. Each outlet has independent short-circuit protection and LED indicators, ensuring safe, consistent power. Designed for gigging musicians, its noiseless operation and durable build make it an excellent choice for pedalboards where clean, reliable power is essential.
Best For: gigging musicians and pedalboard users seeking a compact, noise-free power solution for their guitar effects pedals.
Pros:
- Fully isolated outputs minimize noise and interference for a cleaner sound.
- Compact and lightweight design makes it highly portable and easy to carry.
- Independent short-circuit protection and LED indicators enhance safety and ease of use.
Cons:
- Limited to 8 outputs, which may not be sufficient for very large pedal setups.
- Only provides 9V DC output, lacking versatility for pedals requiring different voltages.
- Slightly higher price point compared to basic power supplies without isolation features.
1 SPOT PRO CS7 7-output Isolated Guitar Pedal Power Supply
For guitarists who demand clean, noise-free power for their pedals, the SPOT PRO CS7 7-output Isolated Guitar Pedal Power Supply offers an excellent solution. It features seven outputs, including one 18V DC, two 9V DC, and four switchable 9V/12V DC, providing versatile options for various pedals. All connectors and cables are included, making setup straightforward. Its design ensures isolated outputs that carefully reduce noise and interference, resulting in cleaner tones. Suitable for both professionals and hobbyists, this power supply delivers reliable, consistent power, helping you maintain your pedalboard’s performance without unwanted hum or buzz.
Best For: guitarists—both professionals and hobbyists—seeking a reliable, noise-free power supply for their pedals.
Pros:
- Isolated outputs reduce noise and interference for cleaner tones
- Versatile power options with switchable 9V/12V for different pedals
- Comes with all necessary connectors, cables, and mounting brackets for easy setup
Cons:
- May be more expensive than basic power supplies
- Limited to seven outputs, which might not suffice for very large pedalboards
- The switchable voltage feature may require careful configuration to avoid damage
1 SPOT Pro CS6 Guitar Pedal Power Supply
If you’re seeking a dependable power solution that minimizes noise and interference, the SPOT Pro CS6 Guitar Pedal Power Supply stands out. Its low-profile design and compact form make it perfect for pedalboards with limited space. It offers six isolated outputs, including two switchable 9V/12V DC and two 9V/18V DC options, ensuring compatibility with a wide range of pedals. The fully isolated outputs help eliminate noise, delivering a clean sound. With its versatile voltage options and worldwide input support, the SPOT Pro CS6 is a reliable choice for studio or live use, providing consistent, noise-free power for your effects chain.
Best For: musicians and guitarists seeking a compact, reliable power supply to ensure noise-free operation for their effects pedals in both studio and live settings.
Pros:
- Fully isolated outputs reduce noise and prevent interference between pedals
- Switchable voltage options (9V/12V and 9V/18V) increase compatibility with various pedals
- Compact, low-profile design fits easily on pedalboards with limited space
Cons:
- May be more expensive than basic power supplies without multiple voltage options
- Limited number of outputs (six) for larger pedalboards requiring more connections
- Requires careful setup to switch voltage options correctly for different pedals
MXR M238 Iso-Brick Effects Pedal Power Supply Bundle
The MXR M238 Iso-Brick Effects Pedal Power Supply Bundle stands out as an excellent choice for musicians seeking versatile and quiet power solutions for their pedalboards. It offers 10 fully isolated outputs supporting 9V and 18V, including two variable 6V–15V options, perfect for vintage or unique pedals. Its lightweight, compact design minimizes space and weight, while noise-reduction circuitry guarantees silent operation. The bundle includes essential accessories like a True Tune tuner, patch cables, and tools, making setup straightforward. With multiple high-current outputs, this power supply handles a wide range of pedals, delivering clean, reliable power in a durable, pedalboard-friendly package.
Best For: musicians and guitarists who need a versatile, quiet, and reliable power supply to support a variety of pedals on their pedalboard.
Pros:
- Supports multiple voltages (9V, 18V, and adjustable 6V–15V) for diverse pedal needs
- Fully isolated outputs prevent noise and interference, ensuring clean sound
- Compact, lightweight design ideal for pedalboard setups and portability
Cons:
- Higher price point compared to basic power supplies
- May be more features than necessary for users with only a few pedals
- The bundle includes multiple accessories, which could be unnecessary for some users
Mosky Guitar Pedal Power Supply with 10 Isolated DC Outputs
Musky Guitar Pedal Power Supply stands out as an excellent choice for musicians who need reliable, isolated power for multiple pedals. It offers 10 DC outputs, including seven 9V ports at 300mA, one 9V at 500mA, and two adjustable ports switchable between 9V, 12V, and 18V at 500mA. Made from heat-dissipating aluminum alloy, it’s durable and compact, supporting up to 42 watts. Each channel has independent short-circuit and over-voltage protection, with noise filtering to reduce hum. Its portability and included accessories make installation easy, providing stable, quiet power for both digital and analog pedals, making it a versatile upgrade for any pedalboard.
Best For: musicians seeking a reliable, quiet, and versatile power supply to efficiently power multiple pedals, including digital effects requiring higher wattage.
Pros:
- Provides 10 isolated DC outputs with independent short-circuit and over-voltage protection for each channel.
- Reduces hum and noise significantly due to built-in filtering, ensuring clear sound quality.
- Compact, durable aluminum alloy construction with included accessories for easy installation and expansion.
Cons:
- Some users have reported loose power cables affecting connectivity.
- Recessed toggle switches may be less accessible for quick power adjustments.
- Limited cable length could restrict placement options on larger pedalboards.
MXR M242 ISO-Brick PRO Guitar Effects Pedal Power Supply
For musicians seeking a reliable power supply that can handle a wide range of pedals, the MXR M242 ISO-Brick PRO stands out with its versatile output options and robust build quality. It offers four fixed outputs—two 9V @ 300mA, two switchable 9/12/18V @ 500mA, plus dedicated high-current outlets at 9V and 18V—catering to everything from simple analog pedals to demanding multi-FX units. Its IEC inlet eliminates wall wart hassles, and the sleek design fits easily under most pedalboards. With included mounting brackets and a bundle of quality cables, the M242 provides stable, noise-free power, making it a top choice for gig-ready pedal setups.
Best For: musicians and pedalboard enthusiasts seeking a versatile, reliable power supply capable of supporting a wide range of pedals from simple analog units to demanding multi-effects with noise-free operation.
Pros:
- Multiple fixed and switchable outputs to accommodate various pedal voltages and current demands
- Robust, noise-free power delivery ensuring clean sound quality
- Compact design with included mounting brackets and high-quality cables for easy setup
Cons:
- Higher price point compared to basic power supplies
- Slightly heavier at 4.5 pounds, which may be less ideal for very portable setups
- Limited to four main outputs, which might require additional power supplies for larger pedalboards
M239 Mini Iso-Brick 9V/18V Effects Pedal Power Supply with Bundle
If you’re looking for a compact yet versatile power solution for your guitar effects pedals, the M239 Mini Iso-Brick with its bundle offers an excellent choice. It provides four 9V outputs at 300mA and an additional fifth output for 9 or 18 volts at 800mA, perfect for various pedals. The bundle includes essential accessories like a Dunlop ECB004 adapter, picks, high-quality patch cables, a splitter, and a chromatic tuner, making setup easy. With LED indicators for connection status and compatibility with standard guitar pedal connections, it guarantees reliable, noise-free power. Weighing just 1.65 pounds, it’s portable and ready for live or studio use.
Best For: guitarists and effects pedal users seeking a reliable, compact power supply with versatile voltage options and essential accessories for live or studio setups.
Pros:
- Provides multiple outputs including a versatile fifth port for 9V or 18V at 800mA, accommodating various pedals
- Bundle includes useful accessories such as a tuner, patch cables, picks, and a splitter for easy setup
- Compact, lightweight design weighing only 1.65 pounds, ideal for portability and on-the-go use
Cons:
- Limited to analog signal connections supported by 1/4-inch audio plugs, may not suit digital effects requiring different connections
- Only rated at 4.6 stars from five reviews, which may be a consideration for users seeking higher-rated options
- First available date is August 26, 2024, so immediate purchase may not be possible for urgent needs
Ghost Fire Guitar Pedal Board with Built-in Power Supply
The Ghost Fire Guitar Pedal Board with Built-in Power Supply stands out as an ideal choice for musicians seeking a compact, all-in-one solution that combines pedal organization with reliable power management. Weighing only 1.5 pounds, it’s crafted from durable ultra-hard aluminum alloy, offering ample space for pedals at 19.3 by 5.1 inches. Its integrated power supply provides nine outputs and a USB port, supporting multiple pedals with anti-noise design for pristine sound. The included accessories, such as power lines and straps, enhance convenience, while the storage bag makes transport easy. Overall, it’s a lightweight, robust option perfect for gigging musicians who need dependable power and portability.
Best For: gigging musicians and guitar enthusiasts who need a lightweight, durable, and all-in-one pedal board with integrated power supply for reliable performance and easy transport.
Pros:
- Ultra-lightweight aluminum alloy construction weighing only 1.5 lbs for portability
- Built-in power supply with 9 outputs and 1 USB port supporting multiple pedals and devices
- Durable materials with anti-noise design ensuring high sound quality during performances
Cons:
- Limited to the dimensions of 19.3 x 5.1 inches, which may restrict larger pedal setups
- May require additional accessories for extensive pedal arrangements beyond included items
- The integrated power supply might be less customizable compared to separate power solutions
MXR M238 Iso-Brick Power Supply with 3 Patch Cables
The MXR M238 Iso-Brick Power Supply stands out as an excellent choice for gigging musicians who need quiet, reliable power without sacrificing durability. Its compact, lightweight design makes it pedalboard-friendly, and the sturdy build ensures it can handle daily use. With 10 fully isolated outputs, it supports a wide range of pedals, including analog and digital types, and offers adjustable voltage options for tone shaping. The included three patch cables add convenience, though some find their quality lacking. Overall, the Iso-Brick provides noise-free operation, easy setup, and dependable performance, making it a solid investment for musicians demanding consistent power on the road.
Best For: gigging musicians and pedalboard enthusiasts seeking a durable, noise-free, and versatile power supply for their pedals.
Pros:
- Compact, lightweight, and pedalboard-friendly design for easy setup and transport
- Fully isolated outputs eliminate ground loop noise and support various pedal types and voltages
- Adjustable voltage outputs for creative tone shaping and pedal testing
Cons:
- Included patch cables are sometimes perceived as lower quality compared to the product image
- Occasional reports of product failures after extended use
- Slightly higher cost compared to basic power supplies with similar features
Caline Guitar Pedal Power Supply (9V 500mA, Type-C & Daisy Chain)
For musicians seeking a reliable, noise-free power source for small pedalboards, the Caline Guitar Pedal Power Supply stands out with its four fully isolated 9V outputs, each delivering 500mA. Its internal isolation transformer, filtering capacitors, and voltage regulators prevent interference, ensuring clean sound. The compact size (3.5x2x1.38 inches) and lightweight design make it perfect for travel and tight setups. It includes a 4-way daisy chain cable and a Type-C port for charging mobile devices, adding versatility. With short-circuit protection and robust build quality, it offers dependable power at an affordable price (~$35), making it a smart choice for small pedalboards.
Best For: musicians with small to medium pedalboards seeking a reliable, noise-free power supply that is portable and versatile.
Pros:
- Fully isolated 9V outputs ensure noise-free operation and prevent interference
- Compact, lightweight design ideal for travel and tight setups
- Includes a 4-way daisy chain and Type-C port for charging mobile devices, offering extra versatility
Cons:
- Not recommended for powering pedals that require more than 500mA or high-current devices
- USB-C port is unsuitable for pedal charging due to noise issues
- Limited to 4 outputs, which may not accommodate larger pedal setups
Caline Guitar Pedal Power Supply (CP-206)
If you’re seeking an affordable, noise-free power supply that easily fits under your pedalboard, the Caline CP-206 stands out as an excellent choice. It offers 12 fully isolated outputs, including multiple 9V, 12V, and 18V options, reducing noise and ensuring clean signal transmission. Weighing just 300g with a compact design, it’s highly portable. Its independent short-circuit protection and LED indicators boost reliability. Perfect for low to moderate current pedals, it supports digital effects like Line 6 DL4. While generally reliable, some newer models may have build quality issues, so be mindful of capacity limits. Overall, it’s a cost-effective, noise-reducing power solution.
Best For: guitarists and musicians seeking an affordable, noise-free, and portable power supply for low to moderate current pedals on their pedalboard.
Pros:
- Fully isolated outputs reduce noise and prevent ground loops.
- Compact and lightweight design easily fits under pedalboards.
- Independent short-circuit protection enhances reliability and safety.
Cons:
- Some newer models may experience build quality issues or overheating.
- Limited current capacity may not support high-current digital pedals or large setups.
- Included adapters may not match standard polarity specifications, requiring caution.
18V Power Adapter for MXR Guitar Pedals (MXRM237, MXRM238, MXRM239)
Musicians using MXR Mini Iso-Brick pedals like the M237, M238, and M239 will find the LO-1802000-GT power adapter to be an excellent choice for reliable, clean power. It’s compatible with MXR’s Mini Iso-Brick series and other DUNLOP power supplies, offering 18V at 2A for efficient, stable performance. Its universal input voltage makes it suitable worldwide, and the durable design guarantees longevity. The secure barrel connector prevents disconnections during gigs, and the long 6.5-foot cord provides flexibility. Whether powering effects or multi-effects units, this adapter delivers consistent, noise-free power, making it a dependable addition to any pedalboard setup.
Best For: guitarists and musicians seeking a reliable, noise-free power supply for MXR Mini Iso-Brick pedals and multi-effects units worldwide.
Pros:
- Compatible with MXR M237, M238, M239 pedals, and DUNLOP DC Brick series for versatile use.
- Durable PVC construction with a secure barrel connector prevents disconnections during performances.
- Universal input voltage (100V-240V) and long 6.5-foot cord provide convenience for global travel and flexible setup.
Cons:
- Not recommended for powering individual 18V pedals due to potential noise issues.
- Slight noise may occur, similar to original MXR power supplies, which might affect sensitive audio setups.
- Limited to 18V output; not adjustable for other voltage needs.
Factors to Consider When Choosing Pedalboard Power Bricks Isolated
When choosing an isolated pedalboard power brick, I focus on factors like power output capacity and the number of isolated ports to guarantee I can power all my pedals reliably. Noise reduction features are also key to keeping my sound clean, while size and portability matter for gigs. Additionally, I consider extra power options that might give me more flexibility in the future.
Power Output Capacity
The total power output capacity of a pedalboard power brick is vital because it directly affects how many pedals and effects you can run simultaneously without issues. If the power supply doesn’t provide enough current (measured in milliamps, mA), some pedals may underperform or shut down unexpectedly. Higher current ratings allow you to power more pedals or those with higher power demands without voltage drops or instability. It’s imperative to match the power brick’s maximum current capacity to the combined current draw of all your pedals to ensure stable operation. Multiple isolated outputs with sufficient individual current ratings help prevent ground loops and noise, especially with digital pedals. Always check both voltage and current specs to ensure compatibility with your specific pedal setup.
Number of Isolated Ports
Choosing the right number of isolated ports on a pedalboard power brick is essential for maintaining clean, noise-free sound. The number of ports determines how many pedals can be powered independently without sharing ground or causing interference. A power brick with more isolated outlets offers greater flexibility, letting you connect multiple pedals while keeping their signals clean. If you have fewer isolated ports, you might need to daisy-chain pedals, which increases the risk of ground loops and unwanted hum. High-quality setups typically benefit from at least four to six isolated outlets, ensuring ideal noise reduction. When selecting a power brick, also consider the current capacity per port and how many ports match your pedal setup’s size and power needs for reliable, interference-free operation.
Noise Reduction Features
Noise reduction features are vital to guarantee your pedalboard stays free of unwanted hum and buzz. These features work by minimizing electrical interference that can muddy your sound. Fully isolated outputs prevent ground loop issues, which are common sources of noise between pedals. Power supplies equipped with noise filtering circuitry and shielding components help block electromagnetic interference (EMI) and radio frequency interference (RFI), ensuring a cleaner signal. Additionally, isolated power channels stop noise from one pedal affecting others, maintaining overall clarity. Low-noise regulators and dedicated filtering stages are essential for peak noise reduction, especially in complex pedal setups. When choosing a power brick, prioritizing these features ensures your rig delivers the purest, most reliable tone possible, free from distracting hums and buzzes.
Physical Size & Portability
Selecting a power brick that fits seamlessly into your pedalboard setup is essential for both convenience and performance. I look for models with compact dimensions—less than 10 inches in length and width—to maximize space efficiency. A lightweight design, ideally under 2 pounds, makes portability easier, especially for gigging or travel. Slim profiles around 1-2 inches thick help prevent bulkiness and make mounting straightforward. Some power supplies come with built-in mounting options or brackets, which secure the unit firmly to your pedalboard or gig bag, reducing movement and clutter. Prioritizing size and weight ensures your setup remains manageable and organized, giving you more freedom to customize your pedalboard without sacrificing reliability or ease of transport.
Additional Power Options
When evaluating pedalboard power bricks, it’s important to contemplate their additional power options, as these features can considerably enhance your setup’s versatility. Many power supplies come with extra USB ports, allowing me to charge devices or power wireless systems without needing separate adapters. Some units offer extra voltage outputs like 12V or 18V, which broadens compatibility with various pedals and accessories. Daisy-chain capabilities enable powering multiple pedals from a single source, keeping my setup tidy and noise-free. Dedicated connectors for external gear such as tuners or lighting systems add convenience, reducing clutter and ensuring reliable power distribution. Advanced models even include auxiliary options like AC outlets or built-in batteries, providing stability during live performances or outages. These features make a power brick more adaptable for diverse performance needs.
Frequently Asked Questions
How Do I Determine the Right Number of Outputs for My Pedalboard?
I determine the right number of outputs by counting all my pedals first, then adding a few extras for future gear. I check each pedal’s power requirements to guarantee I match the voltage and current. It’s smart to choose a power supply with more outputs than I currently need, so I have room to grow without hassle. This way, I stay flexible and keep my pedalboard running smoothly.
What Safety Features Should I Look for in a Power Brick?
When choosing a power brick, I look for safety features like overload protection, short-circuit protection, and overvoltage protection. These safeguards prevent damage to my pedals and ensure safe operation. I also prefer units with built-in fuses or resettable circuit breakers for added security. It’s essential to prioritize these features so you can jam confidently, knowing your gear is protected against unexpected electrical issues.
Can I Use a Power Brick With Different Voltage Requirements?
Absolutely, you can use a power brick with different voltage requirements, but you need to be cautious. I always check the voltage specs carefully—using the wrong voltage can damage your pedals or power supply. Some power bricks have adjustable voltage settings, making them versatile. Just remember, safety first: double-check compatibility, and if in doubt, consult the manufacturer to avoid risking your gear or causing a malfunction.
How Does Noise Reduction Improve My Pedalboard’s Performance?
Noise reduction really boosts my pedalboard’s performance by minimizing unwanted hum and buzz. When I use a power supply with good noise filtering, my pedals sound clearer and more articulate. It also prevents interference from other electronic devices, which can cause signal degradation. Overall, reducing noise helps me achieve a cleaner, more professional tone, making my playing more enjoyable and my sound more polished.
Are Power Bricks Compatible With All Pedal Types and Brands?
Think of power bricks as universal adapters for your pedal family—they’re designed to work with most brands and types, but not all. I’ve found that some pedals, especially vintage or boutique models, might need specific power requirements or connectors. So, I always check the specs before plugging in. It’s like making sure each member of your band has the right instrument—compatibility is key for harmony.
Conclusion
As I was researching the best isolated power bricks, I realized how vital reliable, clean power truly is—especially when I stumbled upon the Jim Dunlop Mini Iso-Brick. It felt like a coincidence that just when I needed compact, dependable power, this option appeared. If you want your pedals to perform their best without noise or hiccups, choosing the right power supply isn’t just smart—it’s essential. Trust me, your tone will thank you.
