10 Best Guitar Pedal Power Supply 2025 in the United States

The MXR Iso-Brick Power Supply is a reliable and compact option for musicians looking to power multiple guitar pedals. Its pedalboard-friendly size and dimensions (5.3 x 6.9 x 3.7 inches) make it easy to integrate into most setups without taking up much space. Weighing only 8 ounces, it's also quite portable, making it suitable for gigs and traveling musicians.

With a solid build quality and durable design, it should withstand regular use over time. The power supply offers multiple isolated outputs, which can help prevent noise and interference between pedals, ensuring a cleaner sound. The product is manufactured by Jim Dunlop, a reputable brand in musical instruments, adding to its credibility.

If you need a versatile and dependable power supply for your guitar pedals, the MXR Iso-Brick Power Supply is worth considering, especially if you're looking for something compact and portable.

The Voodoo Lab PedalPower 3 PLUS is a highly regarded power supply designed specifically for guitar pedals. One of its standout features is the 12 isolated outputs, each capable of delivering 500mA, which is perfect for powering a variety of effects without introducing noise. The inclusion of 10 standard 9V outputs and 2 switchable outputs (9V/12V) ensures versatility for different pedal requirements. This is particularly beneficial for musicians using both classic pedals and high-current DSP effects, as it accommodates various power needs effectively.

The power supply operates on a wide voltage range (100-240VAC), making it a solid choice for international touring musicians. Additionally, its zero noise hybrid DC transformer design with linear regulation helps maintain high audio fidelity, which is essential for achieving optimal sound quality from your pedals.

In terms of build, the ultra-lightweight and low-profile aluminum construction adds to its portability, making it easy to transport to gigs or rehearsals. The compact dimensions (7” x 3.5” x 1.5”) mean it won’t take up much space on your pedalboard, an important factor for any musician. However, while the Voodoo Lab PedalPower 3 PLUS excels in many areas, it may be overkill for beginners or those with only a couple of basic pedals. Its higher capacity and features might not be necessary for simpler setups. Additionally, the price point may be on the higher side compared to more basic solutions, which could deter budget-conscious musicians. This power supply is an excellent choice for serious guitarists looking for reliability, sound quality, and versatility in powering their pedal setups, but it might be more than what a novice or casual player needs.

The Donner DP-1 Guitar Power Supply is a practical choice for guitarists looking for a versatile and reliable power source for their pedals. It features 10 isolated outputs, which include seven 9V 100mA outputs, one 9V 500mA output, one 12V 100mA output, and one 18V 100mA output. This variety allows it to cater to a wide range of pedal requirements.

The inclusion of independent short-circuit protection ensures that if one output fails, the others will continue to function, providing added reliability during performances or practice sessions. The noise reduction circuit design is another notable feature, helping to minimize unwanted noise and ensuring a cleaner sound. With an aluminum alloy build, it is both lightweight and durable, making it easy to transport and resilient to damage. The compact size further adds to its portability, fitting comfortably on most pedalboards without taking up too much space.

The blue LED lights are not only functional, indicating power and short circuit status, but also offer a cool aesthetic. On the downside, some users might find the 100mA outputs insufficient for high-power pedals, and the fixed output voltages may limit flexibility for those with more specialized needs. Additionally, while the aluminum build is durable, it may not be as robust as some higher-end models made from more premium materials. Despite these minor drawbacks, the Donner DP-1 is a solid choice for guitarists needing a reliable and versatile power supply for their pedal setup.