Walrus Audio Lüm
The Lüm is a compact clean boost pedal offering up to 20dB of gain with a soft-touch relay bypass. It operates on 9V DC power and measures 66 x 125.7 mm.
- 9V DC · center −
- 20 mA
- Analog
- New
- from $279.99
- Used (asking)
- from $300
The rundown
Highlights
- Provides up to 20dB of boost gain
- Soft-touch relay bypass switching
- Compact form factor at 66 x 125.7 mm
- Runs on 9V DC with 20mA draw
- Battery compatible
Best for
Guitarists looking for a space-efficient clean boost to add volume and drive to their signal chain.
Professional reviews
What the press rated it. We link to each review; read the full piece for the details.
- MusicRadar4.5 / 5Sep 2026Read the review
Quick facts
- Power
- 9V DC
- Current draw
- 20 mA
- Polarity
- Center negative
- Dimensions
- 66 × 125.7 mm
- Status
- In production
Where to buy Walrus Audio Lüm
$279.99 lowest new price · Reverb
Used listings asking $300–$305.53, median $303.69 (2 listings, small sample). Asking prices, not sold prices.
| Seller | Condition | Price | Link |
|---|---|---|---|
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
| Reverb | New | $279.99 | View |
Prices last checked 19 hours ago. Links to sellers are affiliate links.
Frequently asked questions
What power does the Lüm require?
The Lüm runs on 9V DC power with a 20mA current draw and is compatible with batteries.
How large is the Lüm?
The Lüm measures 66 x 125.7 mm, making it a micro-sized pedal.
What type of bypass does the Lüm use?
The Lüm features soft-touch relay bypass switching.
Similar pedals
Same type, similar features.