General Pump - Interpump


GP Robokim Downstream Injector 3500psi

Adjustment Knob
Flow Rate
Injector Options

Interpump / General Pump "Robokim" downstream low pressure soap and chemical injector kit.

  • 3500psi rated
  • Fully adjustable metering valve
  • 3/8" Male NPT threads

Optional "Quick Connect Kit" includes:

  • 6ft soap hose and filter with check valve
  • Quick connect inlet and outlet

Use with a low pressure soap nozzle or dual lance to reduce the line pressure and the injector will draw soap and detergent into the water stream.

Optional plastic or brass adjustment knob.

Will not draw soap at high pressure.

Match the injector to your pressure washer flow rate (gpm).

Orifice Selection:

  • 2.1 to 2.9 GPM - Model: Robokim "0"
  • 3.0 to 4.0 GPM - Model: Robokim "1"
  • 4.0 to 5.5 GPM - Model: Robokim "2"
  • 5.5 to 10.8 GPM - Model: Robokim "3"