AudioFu Chart · October 2026
Best Guitar Effect Power Supplies Under $300 2026
The top pick is Walrus Audio Canvas Power 5 ($216). MXR DC Brick M237 Power Supply gives you the most for the money at $122. Walrus Audio Canvas Power 8 leads the high end. Ranked by the AudioFu Index from 175 models across 44 brands, prices checked every night.
Last updated: October 28, 2026
Top 10
Full detail for the 10 highest AudioFu Index scores. Every other model is listed below.
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- Weight0.54 kg
The Canvas Power 5 is a seriously clean and reliable power solution. It's perfect for players who are building a more complex pedalboard and want to eliminate noise and potentially tweak their pedal sounds with the variable voltage output. It's a worthwhile investment for those serious about their tone.
Pros
- Excellent noise isolation prevents unwanted hum and buzz in your signal.
- Variable voltage output allows experimentation with unique pedal voicings.
- Compact size fits neatly under most pedalboards, saving valuable space.
Cons
- Price point places it in the premium-priced category for power supplies.
- Limited number of outputs may not suffice for extremely large pedalboards.
68AudioFu
IndexStableno change since Aug 17Aug 17$216 now$216€194 at Thomann · in stockCheck price ↗ -
- Weight0.64 kg
The Canvas Power 8 is a seriously clean and well-thought-out power solution. It's perfect for players with larger, more demanding pedalboards who need reliable, isolated power and the flexibility to run different voltage pedals. It's a premium piece of kit that’ll keep your signal pristine.
Pros
- Excellent noise isolation eliminates pedal hum and interference.
- Variable voltage outputs handle a wide range of pedal power requirements.
- Compact design fits easily under most pedalboards, even smaller ones.
Cons
- Premium-priced, a significant investment for a power supply.
- The included cables, while space-saving, might be a bit short for some setups.
68AudioFu
IndexStableno change since Aug 17Aug 17$291 now$291€261 at Thomann · in stockCheck price ↗ -
Strymon Ojai R30 5-Output Low-Profile High Current DC Power Supply
Ojai R30 · Strymon
70 for sale on Reverb2 finishes at Thomann
The Strymon Ojai R30 is a fantastic, clean power solution for serious pedalboard users. Its robust isolation really cuts through noise, and the flexible voltage options handle most modern pedals. It's a premium choice, ideal for those prioritizing quiet operation and a tidy setup.
Pros
- Superior noise isolation eliminates frustrating ground loop hum.
- Compact form factor saves valuable pedalboard real estate.
- Universal 24V input simplifies international travel and power options.
Cons
- Price point is premium, a significant investment for a power supply.
- Limited to four outputs, may not suit extremely large pedalboards.
62AudioFu
IndexStableno change since Aug 17Aug 17$197 now$197€177 at Thomann · in stockCheck price ↗ -
Strymon Zuma 9-Output High Current DC Power Supply
Zuma · Strymon
107 for sale on Reverb1 finish at Thomann
The Zuma is a fantastic solution for Strymon users and anyone needing clean, reliable power for their pedalboard. Its isolated outputs are a game-changer for minimizing noise, and the flexible voltage options make it a versatile hub. This is ideal for serious pedalboard users who demand quality and reliability.
Pros
- Robust build quality with a heavy-duty metal chassis
- Fully isolated outputs eliminate noise and interaction between pedals
- Flexible voltage options cover a wide range of Strymon and compatible pedals
Cons
- Premium-priced, a significant investment for a power supply
- Size and weight (nearly 1.5 lbs) make it less portable
61AudioFu
IndexStableno change since Aug 17Aug 17$289 now$289€259 at Thomann · in stockCheck price ↗ -
The Pedal Power 2 Plus is a powerhouse for serious pedalboard setups. Its SAG feature is a real game-changer for fuzz and wah tones, and the build quality is top-notch. This is perfect for players running a lot of effects, especially vintage gear or those needing higher voltages.
Pros
- Robust toroidal transformer ensures clean, stable power delivery
- SAG functionality adds unique tonal shaping for fuzz and wah
- Comprehensive cable selection covers most common pedal types
Cons
- Premium-priced compared to budget power supply alternatives
- Size and weight can be a challenge for smaller pedalboards
60AudioFu
IndexStableno change since Aug 17Aug 17$255 now$255€229 at Thomann · in stockCheck price ↗ -
Strymon Ojai 5-Output Compact High Current DC Power Supply
Ojai · Strymon
80 for sale on Reverb1 finish at Thomann
The Ojai is a seriously clean and reliable power solution from Strymon. If you’re running a pedalboard with multiple voltage-sensitive effects and want to ditch the noise, this is a fantastic investment. It’s a bit pricey, but the quality and isolated power are worth it for serious players.
Pros
- Rock-solid power delivery eliminates noise and hum issues.
- Compact size is ideal for pedalboard space-saving.
- Strymon’s build quality ensures long-term reliability.
Cons
- Limited to 9V and 24V, lacks versatility for other voltages.
- Price is premium for a power supply, despite its benefits.
59AudioFu
IndexStableno change since Aug 17Aug 17$180 now$180€161 at Thomann · in stockCheck price ↗ -
The MXR DC Brick M 237 is a solid, reliable power solution for pedalboards. It's a great choice for players who want clean power and don't want to mess with adapting individual supplies – especially those with a mix of 9V and 18V pedals. The build quality is top-notch, and the isolated outputs are a lifesaver for reducing noise.
Pros
- Robust metal housing provides excellent protection and durability.
- Isolated outputs eliminate noise and interaction between pedals.
- Multiple voltage options simplify powering a wider range of effects.
Cons
- Price point places it at the higher end of power supply options.
- Compact size may require careful pedalboard layout planning.
58AudioFu
IndexStableno change since Aug 17Aug 17$122 now$122€109 at Thomann · in stockCheck price ↗ -
Strymon Zuma R300 5-Output Ultra Low-Profile High Current DC Power…
Zuma R300 · Strymon
75 for sale on Reverb1 finish at Thomann
The Strymon Zuma R300 is a serious power solution for pedalboards, especially if you're already invested in the Strymon ecosystem. Its clean, isolated power and compact design make it a great upgrade from cheaper, noisier alternatives – perfect for gigging musicians needing reliable, consistent performance.
Pros
- Rock-solid build quality, typical of Strymon’s meticulous engineering.
- Flat profile minimizes pedalboard clutter and cable spaghetti.
- Versatile voltage options handle a wide range of Strymon and other pedals.
Cons
- Premium-priced, especially for those on a tight budget.
- Limited current per output might struggle with very power-hungry pedals.
58AudioFu
IndexStableno change since Aug 17Aug 17$234 now$234€210 at Thomann · in stockCheck price ↗ -
MXR M239 Mini Iso-Brick Power Supply
M 239 Mini Iso-Brick · MXR
85 for sale on Reverb1 finish at Thomann
This MXR Mini Iso-Brick is a solid, reliable power solution for guitarists and bassists with a moderate pedalboard. The isolated outputs really clean up noise, and that 18V option is a huge bonus for modern digital effects. It’s a bit pricier than some options, but the build quality and included cables make it worthwhile if you're serious about your tone and pedalboard integrity.
Pros
- Robust aluminum housing provides excellent protection and durability.
- Completely isolated outputs eliminate noise and ground loops effectively.
- The selectable 18V output expands compatibility with modern digital pedals.
Cons
- The Mini Iso-Brick is relatively compact, but still takes up considerable space.
- Price is premium compared to basic power supplies, but justified by features.
57AudioFu
IndexStableno change since Aug 17Aug 17$132 now$132€118 at Thomann · in stockCheck price ↗ -
- Weight0.36 kg
The Canvas Power 8 Link is a seriously well-thought-out power solution. If you're running a substantial pedalboard and chasing pristine, quiet power, this is a top contender. It’s a great choice for players who want expandability and a clean, organized setup.
Pros
- Excellent noise isolation eliminates pedal hum, even with vintage germanium circuits.
- Link output allows for seamless expansion, accommodating even massive pedalboards.
- Slim profile and mounting bracket ensure a clean, space-saving board layout.
Cons
- Price point places it in the premium-priced power supply category.
- Limited current per output might struggle with some high-draw boutique pedals.
57AudioFu
IndexStableno change since Aug 17Aug 17$266 now$266€239 at Thomann · in stockCheck price ↗
All 175 guitar effect power supplies
Same index, same nightly prices — compact. Colour options of one model share a row. Tap a photo to zoom.
- 11
CIOKS SOL Power SupplySol · Cioks55Stable$192€172$192€172Check ↗
- 12
Mooer S8 Macro Power Power SupplyMacro Power · Mooer54Stable$85€76$85€76Check ↗
- 13
T-Rex Fuel Tank JuniorT-Rex54Stable$117€105$117€105Check ↗
- 14
Voodoo Lab Pedal Power ISO 5ISO5 Pedal Power · Voodoo Lab54Stable$175€157$175€157Check ↗
- 15
Voodoo Lab Pedal Power X4Voodoo Lab53Stable$154€138$154€138Check ↗
- 16
Voodoo Lab PP3P Pedal Power 3 PlusPedal Power 3 · Voodoo Lab53Stable$278€249$278€249Check ↗
- 17
Walrus Audio Canvas Power 5Canvas Power HP · Walrus Audio53Stable$278€249$278€249Check ↗
- 18
CIOKS 4 Expander Power Supply4 expander · Cioks52Stable$154€138$154€138Check ↗
- 19
Cioks DC7 v2 VHS Tape EditionCioks · 2 finishes52Stable$289€259$289€259Check ↗
- 20
Mooer S12 Macro Power Supply 2018Macro Power S12 · Mooer51Stable$173€155$173€155Check ↗
- 21
CIOKS CRUX Power ConverterCrux · Cioks50Stable$88€79$88€79Check ↗
- 22
Rockboard ISO Power Block V6+ISO Power Block V6 · Rockboard · 3 finishes50Stable$99€89$99€89Check ↗
- 23
Fender Engine Room LVL8 Power SupplyFender50Stable$200€179$200€179Check ↗
- 24
CIOKS 8 Expander Power Supply8 Expander · Cioks50Stable$222€199$222€199Check ↗
- 25
Fender Engine Room LVL12 Power SupplyFender50↓ 2.2%$250€224$250€224Check ↗
- 26
Ernie Ball Volt Power SupplyVolt · Ernie Ball49Stable$144€129$144€129Check ↗
- 27
myVolts Ripcord 5V DCmyVolts · 6 finishes48Stable$18€16$18€16Check ↗
- 28
Palmer PWT 04Palmer48Stable$69€62$69€62Check ↗
- 29
Palmer PWT 05 MK2Palmer48Stable$81€73$81€73Check ↗
- 30
Mooer 003 Power-Zone Micro PreampMicro Power · Mooer48Stable$84€75$84€75Check ↗
- 31
Harley Benton Spaceship Power 50CHarley Benton · 5 finishes48Stable$155€139$155€139Check ↗
- 32
Engl Power Tap Pro 8Engl47↓ 0.8%$133€119$133€119Check ↗
- 33
Truetone 1 Spot Pro CS12Truetone47Stable$244€219$244€219Check ↗
- 34
Engl Power Tap Pro 12Engl46Stable$177€159$177€159Check ↗
- 35
Carl Martin Pro Power V2Carl Martin44Stable$124€111$124€111Check ↗
- 36
Rockboard ISO Power Block V10Rockboard44Stable$127€114$127€114Check ↗
- 37
Rockboard ISO Power Block V16Rockboard44Stable$185€166$185€166Check ↗
- 38
Harley Benton PowerPlant TunerHarley Benton43↓ 14.5%$66€59$66€59Check ↗
- 39
Blackstar FLY 3 Charge 3-Watt 1x3" Rechargeable Battery-Powered…FLY3 Power Supply · Blackstar41Stable$32€29$32€29Check ↗
- 40
Harley Benton PowerPlant ISO-1 ProHarley Benton · 2 finishes41Stable$55€49$55€49Check ↗
- 41
Harley Benton PowerPlant ISO-12 ProHarley Benton · 2 finishes41Stable$99€89$99€89Check ↗
- 42
Daddario XPND Pedal Power CableDaddario39Stable$12€11$12€11Check ↗
- 43
Joyo JP-05 Power Supply 5JP-05 Power Bank Supply 5 · Joyo39Stable$66€59$66€59Check ↗
- 44
Harley Benton PowerPlant ISO-Adapter 12V2AHarley Benton37Stable$11€10$11€10Check ↗
- 45
Harley Benton PowerPlant JuniorHarley Benton37Stable$43€39$43€39Check ↗
- 46
Harley Benton PowerPlant PowerbankHarley Benton37Stable$43€39$43€39Check ↗
- 47
Strymon PS124 Power BlockStrymon · 2 finishes37Stable$47€42$47€42Check ↗
- 48
Harley Benton PowerPlantHarley Benton37Stable$55€49$55€49Check ↗
- 49
Harley Benton PowerPlant ISO-5 ProHarley Benton37Stable$55€49$55€49Check ↗
- 50
Harley Benton PowerPlant ISO-2 ProHarley Benton37Stable$77€69$77€69Check ↗
Guitar Effect Power Supplies by the numbers
Measured across all 192 models we track, not a sample.
Median $66 — half of all guitar effect power supplies here cost less.
median of 14 models · 0.12 kg–1.54 kg
How to choose the best guitar effect power supplies
Isolated Outputs
Crucial for minimizing noise and hum. Shared power rails can create a muddy, undefined low-end-especially with fuzz and distortion pedals. Isolation keeps things clean and allows your drive pedals to really articulate.
Current per Output
Make sure it matches your pedals' needs. A vintage Tube Screamer needs less juice than a modern, high-gain overdrive. Undersupply can lead to erratic behavior and weird noises; oversupply is generally safe but a waste of power.
Noise Floor
A quiet power supply is a good power supply. Even a tiny bit of noise gets amplified through your effects chain. We're listening for that subtle hiss or buzz that can ruin a clean tone or mask your pick attack.
Form Factor & Cable Length
Consider your pedalboard layout. Short cables are fine for a small board, but longer cables are a must for larger setups. A compact form factor helps save space, too.
Regulation
Consistent voltage is key for stable pedal operation. A power supply that fluctuates voltage under load can cause tone inconsistencies and potentially damage your pedals over time.
Buying guide
So, you've got a pedalboard overflowing with sonic goodness, but your power supply sounds like a dying robot? It's a common problem. Spending a fortune on power isn't always the answer, though. We've rounded up the best guitar effect power supplies you can snag for under $300 that'll keep your pedals humming without draining your bank account.
In this price range, you're making trade-offs. Don't expect fully isolated outputs on every single channel of a super-compact unit - that's usually a $400+ feature. Look for a good balance of isolated vs. shared outputs and prioritize enough current per pedal.
A solid, reliable power supply is more important than flashy features; it's the silent workhorse of your rig.
How the AudioFu Index works
Five measured signals and nothing else — no stars from strangers, no “tested by experts” we didn’t do. The weights are fixed and public. We don’t play these instruments; we measure the market around them.
This chart covers 192 guitar effect power supplies from the Thomann catalogue. Before you buy, read hands-on reviews and, where you can, play it. Full methodology.
AudioFu earns a commission when you buy through our Thomann links. It never changes the order — the index does.
- Demand40%
How many of this exact model are for sale on Reverb right now — what musicians actually buy and resell.
- Lineup20%
How many finishes Thomann stocks — makers expand the models that sell.
- Price15%
Where the price has moved since we started tracking in August.
- Specs15%
How completely the maker documents it.
- Maker10%
How deep the brand’s range is in this category.
Questions
What's the difference between isolated and non-isolated power?
Isolated outputs have their own separate power circuit, preventing noise from one pedal bleeding into another. Non-isolated shares a ground, which can create hum and noise, especially with high-gain effects.
How do I know how much current my pedals need?
Check the pedal's power adapter or the manufacturer's website. Most pedals need between 100mA and 300mA. Err on the side of caution and provide a little extra headroom.
Can I use a power brick instead of a dedicated power supply?
Sure, but many cheap power bricks lack proper regulation and isolation, which can lead to noise and instability. It's a gamble.
What's 'voltage regulation' and why should I care?
Voltage regulation means the power supply maintains a consistent voltage even when the pedals draw more current. Poor regulation can cause tone fluctuations and potentially damage your gear.
My power supply is making noise - what can I do?
First, double-check your pedal connections. Then, try isolating individual pedals to see if you can pinpoint the source of the noise. Sometimes, a simple cable swap can fix it.
