AudioFu Chart · October 2026
Best Harley Benton Guitar Effect Power Supplies 2026
The top pick is Harley Benton Spaceship Power 50C-B ($155). Harley Benton PowerPlant ISO-Adapter 12V2A gives you the most for the money at $11. Ranked by the AudioFu Index from 24 models, 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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Harley Benton's Spaceship Power 50C-B is a seriously clever piece of kit. It’s a great solution for pedalboard users who need both mains power and battery backup, especially those with a lot of digital effects. It’s a no-brainer for gigging musicians or anyone wanting a portable, quiet pedalboard setup.
Pros
- Robust aluminum frame offers surprising durability for the price.
- Isolated outputs effectively eliminate noise, a huge plus for quiet rigs.
- Battery power provides excellent pedalboard portability and backup power.
Cons
- Battery runtime at full load is limited, requiring frequent recharges.
- The aluminum frame, while robust, adds noticeable weight to the unit.
48AudioFu
IndexStableno change since Aug 17Aug 17$155 now$155€139 at Thomann · in stockCheck price ↗ -
This Harley Benton PowerPlant Tuner is a seriously smart piece of kit. It's a chromatic tuner with a solid tuning range, plus a surprisingly powerful built-in power supply for your pedals – a great value for gigging musicians or anyone wanting to tidy up their pedalboard without spending a fortune.
Pros
- Built-in power supply saves space and eliminates extra clutter
- Chromatic tuning range handles guitars, basses, and alternate tunings easily
- Isolated outputs prevent noise and interaction between pedals
Cons
- Harley Benton build quality, while decent, isn't quite on par with premium brands
- LC display can be a bit dim in brightly lit environments
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This Harley Benton PowerPlant ISO-1 Pro is a fantastic entry point into isolated power for your pedalboard. It’s a really clever solution for guitarists and bassists who’ve outgrown standard power supplies and are dealing with noise or digital effects that need clean power – it's especially great for those on a tighter budget who need a reliable, clean power solution.
Pros
- Excellent value for the number of isolated outputs.
- Solid build quality for the price point; feels surprisingly robust.
- Individual LED indicators provide clear output status at a glance.
Cons
- Total current limit requires careful pedal load management; can be restrictive.
- External 12V power supply adds to cable clutter and portability concerns.
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This Harley Benton PowerPlant ISO-12 Pro is a seriously smart move for pedalboard owners needing clean, reliable power. It's ideal for players with a moderate to large pedalboard, especially those utilizing digital or high-current effects, without wanting to spend a fortune on a premium unit. The isolation is fantastic for taming noise – a huge win.
Pros
- Twelve isolated outputs drastically reduce pedalboard noise and hum.
- High amperage handles modern digital effects without voltage sag.
- Compact footprint saves valuable pedalboard real estate.
Cons
- Plastic enclosure feels less robust than premium metal alternatives.
- Total power limit necessitates careful pedal load management.
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This little Harley Benton adapter is a solid, budget-friendly option for powering your Harley Benton PowerPlant pedals. It’s a great starting point for those building a small pedalboard or needing a reliable power source for a single or two ISO pedals. The isolation helps keep your signal clean, which is always a win.
Pros
- Provides stable, clean power crucial for reliable pedalboard operation.
- Compact size makes it ideal for pedalboard space-constrained setups.
- Universal input voltage accommodates international travel and power grids.
Cons
- Limited current output restricts use with power-hungry pedals.
- 5.5mm barrel connector isn't universally compatible with all pedals.
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This Harley Benton PowerPlant is a neat little solution for pedalboard power when you're away from an outlet. It's a great option for gigging musicians or anyone who wants to practice quietly without a wall wart, though you'll need to be mindful of your pedals’ power draw. It’s a very affordable entry point to mobile pedal power.
Pros
- Convenient mobile power for pedalboards, ideal for gigging musicians
- Daisy-chain cable offers flexible power distribution for multiple pedals
- Integrated LED indicator provides clear battery status information
Cons
- Limited total current restricts high-power or vintage pedals
- Lithium battery lifespan is a consideration for long-term reliability
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This Harley Benton PowerPlant Junior is a fantastic entry point for pedalboard power. It's a no-nonsense solution for players who need reliable, isolated power without spending a fortune, especially good for those with a smaller pedalboard and standard 9V needs.
Pros
- Excellent value for a galvanically isolated power supply
- Includes a surprisingly comprehensive cable set for immediate use
- Compact size minimizes pedalboard real estate usage
Cons
- Limited current per output may restrict high-power pedal usage
- Plastic enclosure feels less robust than metal alternatives
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This Harley Benton PowerPlant ISO-5 Pro is a serious bargain for pedalboard users needing clean, isolated power. It’s perfect for those with a moderate number of pedals, especially those with some digital effects, who want to ditch noisy power supplies without spending a fortune. It's a solid, no-frills solution that gets the job done.
Pros
- Excellent value for the isolated output count
- Well-filtered power reduces pedal noise significantly
- Compact size saves precious pedalboard real estate
Cons
- Total power output (18W) limits high-current digital pedals
- 5.5mm connectors are a common but potentially fragile standard
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The Harley Benton PowerPlant is a fantastic solution for players who’ve amassed a serious collection of pedals and are tired of battery changes or messy power strips. It’s a no-frills, budget-friendly option that gets the job done reliably, perfect for gigging musicians or home recording setups where cost is a major factor.
Pros
- Eight 9V outputs offer substantial pedal coverage.
- Includes a good selection of adapter cables for convenience.
- 12V AC/DC options handle more unusual pedal power needs.
Cons
- Plastic enclosure feels a little flimsy for frequent gigging.
- Limited current per output might struggle with high-draw pedals.
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This Harley Benton PowerPlant is a surprisingly solid solution for pedalboard power. The SAG options are genuinely useful for those warm, saturated fuzz tones, and the isolated outputs really clean up your signal. It's an excellent, affordable choice for anyone with a mid-sized pedalboard needing clean, reliable power.
Pros
- SAG voltage option genuinely sweetens fuzz and distortion tones.
- Four isolated outputs effectively eliminate noise and ground loops.
- Modular design allows for future expansion and customization.
Cons
- Plastic enclosure feels somewhat budget-oriented; a metal chassis would be preferable.
- 500mA current limit per output might be restrictive for some high-draw digital pedals.
All 24 guitar effect power supplies
Same index, same nightly prices — compact. Colour options of one model share a row. Tap a photo to zoom.
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Harley Benton PowerPlant ISO-2 ProHarley Benton37Stable$77€69$77€69Check ↗
- 12
Harley Benton PowerPlant ISO-Li05 PowerBankHarley Benton37Stable$99€89$99€89Check ↗
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Harley Benton PowerPlant PowerBank+ mk2Harley Benton37Stable$99€89$99€89Check ↗
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Harley Benton PowerPlant ISO-10AC ProHarley Benton37Stable$122€109$122€109Check ↗
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Harley Benton PowerPlant ISO-Li09 PowerBankHarley Benton37Stable$133€119$133€119Check ↗
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Harley Benton Spaceship PowerBar 60Harley Benton37Stable$133€119$133€119Check ↗
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Harley Benton Spaceship PowerBar 40Harley Benton37Stable$133€119$133€119Check ↗
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Harley Benton Spaceship PowerBar 60-BHarley Benton37Stable$133€119$133€119Check ↗
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Harley Benton Spaceship PowerBar 80Harley Benton37Stable$166€149$166€149Check ↗
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Harley Benton Spaceship Power 40Harley Benton37Stable$177€159$177€159Check ↗
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Harley Benton Spaceship Power 60Harley Benton37Stable$211€189$211€189Check ↗
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Harley Benton Spaceship Power 80Harley Benton37Stable$244€219$244€219Check ↗
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Harley Benton SpaceShip 60 BundleHarley Benton31Stable$177€159$177€159Check ↗
- 24
Harley Benton PowerPlant Daisy Chain Pack-1Harley Benton22Stable$12€11$12€11Check ↗
Guitar Effect Power Supplies by the numbers
Measured across all 198 models we track, not a sample.
Median $133 — half of all guitar effect power supplies here cost less.
median of 18 models · 0.12 kg–1.54 kg
How to choose the best guitar effect power supplies
Noise Floor
Harley Benton's power supplies are generally clean, but pushing them to their current limits can introduce a subtle hum, especially with vintage-voiced single coils. It's not crippling, but something to be aware of if you're chasing absolute silence for clean recording.
Current Output
These are designed for typical pedalboards, but if you're running a ton of high-current effects like boutique fuzzes or digital modelers, you'll need to carefully check the amperage per output. Don't overload them, or you risk instability and damage.
Build Quality
The enclosures are solid enough for gigging, but the internal components are where you see the cost savings. The wiring isn't as heavy-duty as you'd find on a pricier unit, so handle with care - avoid excessive cable strain.
Voltage Stability
Surprisingly, the voltage regulation is pretty good. We didn't notice significant voltage sag under heavy load, which is crucial for consistent tone and avoiding erratic pedal behavior. This is a big plus for the price.
Value for Money
Let's be real - you're getting a lot of functionality for the cost. They're not going to compete with the top-tier units, but they offer a solid foundation for a budget-conscious pedalboard without sacrificing too much in performance.
Buying guide
So, you're deep in the Harley Benton rabbit hole, which is a good thing - you've got taste. But those incredible guitars and basses need reliable power, and running your pedalboard off a dodgy power brick is just asking for noise and frustration. Harley Benton's effect power supplies are surprisingly good for the price, and worth a serious look if you're building a budget-friendly rig that still needs to sound pro.
Harley Benton power supplies are a fantastic entry point to reliable pedalboard power. Be mindful of the current limits per output - don't try to cram a massive fuzz into a 100mA slot. If you're running a lot of digital pedals or need absolutely pristine clean power for critical recording, you might want to invest in something higher-end down the line, but for most gigging and recording scenarios, these are a steal.
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 30 guitar effect power supplies from the Thomann catalogue (of 198 in the category). 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
Are Harley Benton power supplies noisy?
Generally no, they're surprisingly quiet. However, pushing them to their current limits can introduce a low-level hum, especially with sensitive pickups. It's manageable but something to keep in mind.
Can I use these with my boutique pedals?
Absolutely! As long as you're not exceeding the current limits, they'll provide clean power to even your most temperamental fuzz face or overdrive. Voltage stability is key, and these deliver.
What's the difference between the different models?
Mostly it's the number of outputs and total current. Choose the one that matches your pedalboard's needs, making sure you have enough amperage for each pedal. Check the specs carefully.
Are these power supplies universal?
They're designed for standard 9V DC, but double-check the polarity (center-negative) to ensure compatibility with your pedals. Most are center-negative, but it's always good to confirm.
What if one of my pedals doesn't work with the power supply?
It's rare, but some pedals have unique power requirements. Try a different output, but if it still doesn't work, it's likely a compatibility issue - you might need a dedicated isolated power supply for that pedal.
