

The SP-25L-PRO by Mission Engineering is an expression pedal designed for use with a wide range of devices, including guitars, keyboards, and acoustic instruments, both live and in the studio. It features dual 25K outputs with independent polarity switches for each channel, allowing for compatibility with various devices. The pedal also includes a latching toe switch that can be connected to compatible MIDI controllers and digital effects, enabling the control of effects such as wah and pitch from the expression pedal.
Key Technical Specifications:
- Pedal dimensions: 11″ x 4″ x 3″
- Weight: 4.0lb
- Potentiometer: Dual 25K Ohm Linear
- Switch: TS Latching
- LED: Requires external 9VDC 2.1mm center pin power supply (not included)
- Power consumption: Approximately 30mA
The SP-25L-PRO also features an illuminated base with an ultra-bright sapphire LED, creating an illuminated halo effect around the pedal, which can indicate the status of a remote effect when used with compatible MIDI controllers and digital devices.
The pedal has three 1/4" TRS output connections, with two outputs for the expression pedal and one for the switch output. The expression and switch functions will operate without power, but to use the illuminated base function, an external power supply is required.
Additionally, the pedal allows for polarity selection, with the factory defaults set for tip to wiper.
Watch the latest video demos and reviews for the SP-25L-PRO from YouTube. Stompbx updates this every six months to reflect the most popular reviewers and guitar pedal demos for each pedal.
Below are live Reverb listings for the Mission Engineering SP-25L-PRO from Reverb. Stompbx automatically aggregates current offers to give you a quick look at available models, conditions, and prices. Perfect for comparing options and making an informed purchase.
Browse through eBay listings for the SP-25L-PRO compiled in real-time. From vintage finds to brand-new units, see a variety of purchasing options. This automated collection helps you explore deals and find the right pedal at the right price.
Used
$258.99
Used
$206.60
Discover pedals with similar features or sounds to the SP-25L-PRO. This section leverages data to suggest alternatives that complement or expand your pedalboard. Ideal for exploring related sounds or finding a pedal that matches your specific needs.
Radial
BigShot ABY
SONICAKE
Vexpress
Morley
Power Wah
BOSS
NS-2 Noise Suppressor
Disaster Area Designs
DMC-4 Gen3
Lehle
3at1 SGoS
MXR
M195 Noise Clamp
Rocktron
Hush Noise Gate
Goodwood Audio
The Underfacer
Hotone
SP20 Soul Press II Volume Wah
Rocktron
Guitar Silencer
Line 6
Helix Rack
Disaster Area Designs
DPC-5 Gen3
Mission Engineering
VM-1 Aero
Dunlop
MXR Tap Tempo Switch
Ernie Ball
Expression Overdrive
Check out the latest news and articles from around the pedal world.