Hollow Shaft 3.5 GPM Pump with Unloader and Chemical Injector

The Comet ZWD Series 1" Hollow Shaft Pressure Washer Pump has a reversible crankcase for easy right- or left-hand mounting and boasts 3.5 GPM, 4000 PSI performance. Integral unloader protects pump from overpressure, while integral chemical injector makes it a breeze to insert chemicals into your pumping system! Includes gas engine flange for drive coupling.

Features:

• Reversible Crankshaft for Easy Right or Left Hand Mounting
• Increased Fin Depth Increases Surface Area to Maximize Heat Dissipation
• Stainless Steel Unitized Check Valves
• Heat-Resistant Solid Ceramic Plungers Operating on Lubricated Packings
• Direct Drive Mounting Flange
• Reinforced Crankcase for Increased Load Capacity
• Enlarged Crankcase Increases Oil Capacity for Better Lubrication and Lower Operating Temperatures
• One-Piece Industrial-Grade Oversized Bronze Connecting Rods

Specifications

• Maximum Flow: 3.5 GPM
  
• Maximum Pressure: 4000 PSI
• Maximum Speed: 3400 RPM
• Inlet Port: 1/2" FPT
• Outlet Port: 3/8" FPT
• 1" hollow shaft
• 15 mm piston
  

WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm (For more information go to www.p65warnings.ca.gov).