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General Pump PULSAR4LP Trapped Pressure Unloader Valve - 10.5 GPM, 2600 PSI, 3/8 Ports

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1.58 lbs
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Brass pressure unloader with a maximum pressure of 2600 PSI and a maximum flow rate of 10.5 GPM. Inlet, outlet, and bypass ports are all 3/8" NPTF. Reliably maintains consistent pressure without too much maintenance. White spring.

Technical Specifications

Max GPM: 10.5
Inlet Port: 3/8 inch
Outlet Port: 3/8 inch
Max Temperature: 195 degrees F
Type: 2600

Product Description

2600 PSI White Spring Unloader

The General Pump PULSAR4LP Unloader is a pressure release valve that maintains consistent pressure levels, protects pumps, and allows for easier spray gun operation. This quality unloader is made with brass and has a white spring. Extremely reliable with easy maintenance. General Pump recommends using a safety relief valve device in conjunction with this unloader when installed on a positive displacement pump.

Dimensions: 3.31" width x 2.2" height x 7.25" depth


  • 2600 PSI maximum pressure - rated for 2300 PSI 
  • 10.5 GPM max volume 
  • 3/8" (x2) inlet port 
  • 3/8" outlet port 
  • 3/8" (x2) bypass port 
  • 195° Fahrenheit maximum fluid temperature - 140° Fahrenheit continuous use 
  • Brass construction 
  • White spring 
  • Weight: 1.575 lbs.

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