General Pump ZKW1L Unloader, Unitrol Pressure Control Set, 3 GPM, 1600 PSI

General Pump ZKW1L Unloader, Unitrol Pressure Control Set is designed for efficient pressure control and chemical injection in medium-duty applications. Supporting a flow range of 2-3 GPM and a maximum pressure of 1600 PSI, this unloader provides reliable performance with its internal bypass system and adjustable trapped pressure valve. The compact, forged brass body allows for easy mounting on either side of the pump manifold, making it versatile and convenient. 

Specifications:

• Flow Range: 2.0 - 3.0 GPM
• Maximum Pressure: 1600 PSI
• Inlet Port: 1/2"-14 BSP-F
• Outlet Port: 3/8"-19 BSP-M
• Chemical Inlet: 1/4" I.D. Hose
• Maximum Temperature: 165°F
• Dimensions: 7.25” x 2.75” x 5.25”
• Weight: 2.5 lbs

Features:

• Cost-Effective: Eliminates the need for additional fittings and bypass hoses
• Compact Design: Built with a durable, forged brass body and hardware
• Versatile Mounting: Installs easily on either side of the pump manifold
• Adjustable Unloader Valve: Trapped pressure type with an internal bypass system
• Built-In Chemical Injector: Includes variable metering adjustment for precise chemical dosing

Specifications PDF