Dunlop ECB424B "HOT-POTZ" POT II 100K CRYBABY
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Manufacturer Information
Dunlop Effects
https://www.jimdunlop.com
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Algam SAS
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Essential Information About the Cry Baby Replacement Potentiometer
- Immediate upgrade to surpass a worn original potentiometer (crackling, uneven sweep).
- Lower operating noise for a cleaner wah, even with sensitive settings (fuzz, high gain, very dynamic clean).
- Extended lifespan compared to the stock model, ideal for regular use in rehearsals and on stage.
- Dedicated Cry Baby spare part to restore the feel and smoothness of the sweep.
The Cry Baby Wah: a benchmark, a well-known wear point
The Cry Baby has established itself as an essential wah thanks to its expressiveness and foot control. Over time, the potentiometer - a key component of the "sweep" - is also one of the first parts to show signs of wear. This replacement potentiometer is designed to give the pedal a more consistent behavior while improving mechanical quietness and longevity.
Who is it for and when to use it?
This potentiometer is aimed at guitarists (and bassists using a compatible wah) who want to make their Cry Baby more reliable, eliminate noise caused by wear, or simply regain a smooth and precise sweep. It is a relevant solution for preventive maintenance, restoring an older pedal, or optimizing a pedalboard intended for stage and studio use.
Operating silence and durability: a simple and effective upgrade
Designed for lower operating noise, this potentiometer helps reduce crackling and unwanted sounds during pedal movement. Its other major advantage is an extended lifespan compared to a stock potentiometer, to maintain a consistent response and reliable wah filter control for longer.
In practice, this replacement preserves the character of your Cry Baby while enhancing the playing experience: a more enjoyable, consistent wah that is better suited to modern setups (high gain, complex effects chains, more demanding recordings).
Technical specifications
| Category | potentiometer | Instrument | pedal |
| Spare part | potentiometer for effect pedal (wah) | ||
Questions frequently asked
Is the 100K Hot Potz II potentiometer compatible with a Cry Baby?
The ECB424B reference is designed as a replacement potentiometer for Cry Baby pedals. It is also suitable for wah pedals used with a bass.
How to eliminate crackling noises in a Cry Baby wah pedal?
Replacing the worn potentiometer with a Hot Potz II 100K can help reduce crackling and unwanted noises during pedal movement. This part is designed for lower operating noise.
Which potentiometer to choose for restoring an old Cry Baby?
The Dunlop ECB424B reference corresponds to a 100K potentiometer intended for restoring a Cry Baby. It provides a smoother pedal sweep and precise control of the wah filter. An extended lifespan is advertised compared to a stock potentiometer.
Does the Hot Potz II improve the consistency of a wah’s sweep?
Its design aims to maintain a more consistent response throughout the sweep, which is foot-controlled on a Cry Baby.
Is this potentiometer suitable for a wah used with high gain?
The reduced operating noise of the Hot Potz II 100K helps minimize unwanted noise in high-gain setups. This feature is also relevant for complex effects chains and recording.



