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Interpump YU2121 (GP2121 General Pump) unloader valve.
2600psi Maximum Rated Pressure (yellow spring)
**Caution**
Unloader valves are one of the most important safety devices on a pressure washer system. Failure to install and set the unloader properly could result in a very dangerous situation causing severe damage to the pump and possibly the operator.
Professional installation is required.
Type: Unloader Valves