Top 10 Best isolated power supply in 2026

Last Updated - 6/17/2026

🏆Best Choice

Donner

Donner DP-1 Guitar Power Supply 10 Isolated DC Output for 9V/12V/18V Effect Pedal

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•10 ISOLATED OUTPUTS:Donner DP-1 9V Guitar Pedal Power Supply has 10 outputs ,which includes 7 ways 9V 100mA, 1 way 9V 500mA, 1 way 12V 100mA, 1 way 18V 100mA
•NOISE REDUCTION CIRCUIT DESIGN：Donner Guitar Pedal Power Supply Quality is made of aluminum alloy material, which makes it light, and portable. It has a noise reduction function, low noise gives you a better experience, and direct current increases the stability of the power supply during use
•SHORT CIRCUIT PROTECTION:Independent short-circuit protection, when one output is short-circuited, other outputs can still work
•BLUE LED LIGHT FOR INDICATE：Bright blue LED for pedal board lighting and short circuit indicate
•FIT FOR GUITAR EFFECTS：AC 100v-240V Input: DC 18V，Powers For 9V、12V or 18V PEDAL.Package includes 10pcs power cables.【Recently, Donner upgrade its logo. Due to the difference of production batches, the Donner logo on the product you received may be different】
•Note: Donner uses circuit simulation technology and circuit design on the switching power supply to achieve the isolation effect of the independent power supply of the effector. However, it does not mean absolute isolation in the circuit.

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$33.99

$39.99

-15%

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Hiree

Hiree Guitar Pedal Power Supply Adapter Station Distributor 10 Isolated DC Output for 9V/12V/18V Effect PedalBoard with 4 AC Outlet for Charging Speaker, Musical Instruments

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•【10 INDIVIDUAL OUTPUT】Hiree one spot power supply is designed for effect pedal. 10 Individual output: 9 Volt 100mA port x 7, 9V 500mA port x 1, 12V 100mA port x 1, 18V 100mA port x 1. Short circuit in one channel won't affect other channels function.
•【4 Safe Outlet Power Socket】2 AC outlet, You can charge your Pedal, Speaker,Keyboard Musical Instruments and other devices with this outlets power strip.The Total Output of this AC Outlet is 600W.
•【SHORT-CIRCUIT / OVER-CURRENT PROTECTION:】All 10 outputs in this unit have separate short-circuit protection, i.e. short circuit in one channel won't affect other channels' function. Under the circumstances of all LED lights on, LED light of the short-circuited channel will off, while lights in the other normal channels are still on. This helps locating the faults when there were short circuits among many effectors.
•【NOISE FILTERING】This guitar 1 spot pedal power brick is built in a powerful noise filter. It is so quiet that you can enjoy playing with clear and firm sound.Compatible with Casio Piano Keyboard, Zoom Guitar Multi Effects Pedal, BOSS, Dunlop, DanElectro, DigiTech, Ditto, Electro Harmonix, TC Electronic
•【Compact Size and No External adapter】Compact body and 5ft disconnectable AC power cord, very easy to manage and carry everywhere you go. for maximum space-saving at home or in your travel bag.Wide range input voltage from 100v to 240v is ideal for international travel.

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$26.99

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Camola

Mosky Guitar Pedal Power Supply 10 Isolated DC Output, 9V 12V 18V 300mA 500mA Effect Pedal Boards Power Supply with USB Port, Short Circuit Overcurrent Protection

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•10 Isolated Outputs and USB Port: Mosky pedal power supply designed for guitar effect pedals. 10 isolated output: 9V 300mA port x 7, 9V 500mA port x 1, 9/12/18V 500mA adjustable output port x 2. Adjustable DC outputs provides premium performance and expanded use.USB port is compatible with charging mobile phones, tablets and other devices
•Short Circuit and Over Current Protection: The Mosky isolated pedal power supply with 10 independent output, and each channel has separate short-circuit and over-voltage protection. Short circuit in one port will not affect other ports' normal work
•Lower Noise: The guitar pedalboard power supply isolated with built-in powerful noise filter, denoising built-in chip, which can greatly reduce the noise problem and provide a stable signal performance. It is so quiet either on their own or combined at the same time. you can enjoy playing music with clear and crisp sound
•LED Indicator Light: Each output DC output has a LED indicator light, all lights will normally go on after power connected and LED light goes out in the case of a short circuit, which helps locating faults among many effect pedals when there were short circuits
•Adjustable Voltage: 10 isolated ports, plus a polarity-reversing adapter, we set up two special outputs being switchable between DC 9V, 12V, and 18V at 500mA, fit for different guitar pedals. Mosky ISO 10 Power Supply is portable and robust built
•Excellent Quality: The 9v pedal board power supply adopt superior heat radiation aluminum alloy material, carefully selected IC chips, generate less heat to keep stability. And there is enough space inside the equipment for rapid cooling. ♥ Ideal gifts for your children, friends, families or lovers who is a music enthusiast!

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$59.99

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MXR

JIM DUNLOP Mini Iso-Brick Power Supply (M239)

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Fully isolated mini power supply
•Has a total of 5 outputs
•Four (4) 9 volt outputs with 300mA of current
•One (1) toggleable 9 or 18 volt output with 800mA of current
•Comes with a splitter cable that can be used to connect two pedals with the same voltage to a single output
•Model Number: M239

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$99.99

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Voodoo Lab

Voodoo Lab Pedal X8 High Current Power Supply (PPX8)

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Eight (8) 9V high current isolated outputs supply up to 500mA each
•Revolutionary hybrid DC transformer design delivers audiophile-quality performance with zero added noise
•Ultra compact for mounting below low-profile pedalboards like Pedaltrain Nano and Metro
•100-240VAC operation for international touring
•Includes 12V power adapter with detachable AC line cord, power cables to connect pedals, and 3M Dual Lock for mounting
•Also powers directly from Pedal Power 3 X-LINK expansion ports or any Pedal Power 12V output of 400mA or more
•Dimensions: 5.5” x 2.75” x 1”
•Made in the U.S.A

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LEKATO

LEKATO Guitar Pedal Power Supply, True Isolated Pedal Power Supply with 10 Ports, USB Port, Short Circuit Protection, Guitar Pedal Power DC Output 9V 12V 18V for Effect Pedal

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•💡[Clean and Quiet Supply] Unlike common daisy chains, LEKATO guitar pedal power supply is truly isolated. With multiple transformers, it can deliver stable, clean and quiet power to your pedals. Noise free, clean power with zero headaches.
•💡[Short Circuit Protection] This pedal power supply has 10 isolated outputs, and each channel has separate short-circuit and over-current protection. A short circuit in one port will not affect other ports' working.
•💡[Adjustable Voltage] Of ten isolated ports, we set up two special ports that the voltages of them can be changed ( DC 9v 12v 18v) to cater to different pedals.
•💡[USB Port and 10 Isolated Ports] In addition to 10 isolated outports, it comes with a USB port to charge your phone. The specifications of 10 ports are as followed: 9V 300mA port x 7, 9V 500mA port x 1, adjustable output (9/12/18V) 500mA adjustable port x 2
•💡[Heavy-Duty and Reliable] The pedal power supply is made from superior aluminum alloy, which is heavy-duty and excellent in heat radiation. Each output has an LED indicator. The light will be on when the pedal cable is connected, otherwise, there is a short circuit

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$53.99

$59.99

-10%

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GHOSTFIRE

GHOST FIRE Pedal Power Supply Isolated power supply with Independent short-circuit protection (GP5-SV1)

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•【Compact and portable】 GP5-SV1 is designed to be small and lightweight, which is made for the beginner and small size pedalboard user. With the measures 3.2”x3.2”x1” and weighs only 0.6Ib, it won't take up much space on your pedalboard, ensuring a clutter-free setup.
•【5-Channel Fully Isolated】With isolated outputs for each pedal, you can ensure optimal performance and prevent interference between pedals. Each output is designed to deliver a clean and consistent signal, preserving the integrity of your sound.
•【Safe and Reliable】Each circuit of the power supply is provided with independent short circuit protection. If one circuit is overloaded or short circuited,the others will not be disturbed. It is designed to handle the rigors of constant use, giving you peace of mind during performances.
•【Unique Link Interface】GP5-SV1 has an unique Link Interface, it allow you link GP5-SV1 with GP8-SV2 to get a 13-Channel output power supply. Use a DC cable to expend your power supply.
•【Smaller but still Powerful】GP5-SV1 is designed to be smaller but its functionality has not diminished. 1-Channel 9/12/18V adjustable output interface fit for a wide range of pedals. The LED light will remind you if the circuit is faulty.

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$75.99

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Caline

Caline Guitar Pedal Power Supply,9V 500ma Pedal Board Power Supply, Mini True Isolated Pedal Power Supply With Type-C Outlet and 4 Way Daisy Chain

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Totally Isolated Power Supply: Each output is fully isolated, ensuring no interference between pedals. This Caline pedalboard power supply guarantees clean and reliable power for your effects, with a transformer for each voltage, and a filtering capacitor and voltage regulator for each output
•9V 500mA & 4 Way Daisy Chain Output: Provides 4 outputs of 9V DC at 500mA each, with a 4-way daisy chain cable included. Perfect for powering multiple pedals on your pedal board
•Type-C Output: Equipped with a Type-C output, this versatile guitar power supply can charge mobile phones, audio interfaces, wireless guitar systems, and more. It serves as a portable power supply for various devices, making it suitable for different scenarios
•Small and Portable: With a compact size(3.5x2x1.38in) and a lightweight design (100g), this pedal power supply is perfect for pedal boards with limited space. It's easy to carry and fits seamlessly into any setup, making it an great portable solution
•Short Circuit Protection: Each output is short-circuit protected to safeguard your guitar peadl. This isolated power supply ensures the safety and longevity of your pedal power setup
•Mounting and Organizing: The Caline CP-209 pedal power comes with a set of pedal mounting straps, allowing for easy and secure attachment to your pedalboard. This space-saving design ensures a firm fit, quick setup, and an organized layout, reducing cable mess and making room for more pedals

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$39.99

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Voodoo Lab

Voodoo Lab Pedal Power X4 Isolated Power Supply

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Four (4) 9V high current isolated outputs supply up to 500mA each
•Revolutionary hybrid DC transformer design delivers audiophile-quality performance with zero added noise
•Ultra compact for mounting below low-profile pedalboards like Pedaltrain Nano and Metro
•100-240VAC operation for international touring
•Includes 12V power adapter with detachable AC line cord, power cables to connect pedals, and 3M Dual Lock for mounting
•Also powers directly from Pedal Power 3 X-LINK expansion ports or any Pedal Power 12V output of 400mA or more
•Dimensions: 3.4” x 2.75” x 1”
•Made in the U.S.A

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$119.99

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NOYITO

NOYITO AC to DC Isolated Power Supply Module DC 24V 4A 5V 1A Dual Output Power AC 120V (90-256V) 50-60Hz to 24V 5V 120W Industrial Power Module (Dual Output 24V 4A, 5V 1A, Blue)

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•The power module uses double-sided PCB design, stable performance, and reliable! Suitable for power supply for civil and industrial control systems!
•The power supply has overcurrent protection, overload protection and short circuit protection.
•Input voltage: AC 120V 90-256V 50/60Hz . (Wide voltage input, suitable for various use conditions).With indicator.
•Output: Dual output. DC 24V 4A, DC 5V 1A (if up to 1A output, need to strengthen the power module cooling).
•Power: 120W Max. Ripple noise: ≤200MV

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$17.99

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