Comet RW5535S Triplex Pressure Washer Pump

The Comet RW5535S 5.5 GPM @ 3500 PSI Triplex Pump with 24mm Solid Shaft is built for serious performance and long-term reliability. The Comet RW5535S is a heavy-duty triplex plunger pump designed for professional pressure washing systems. Delivering 5.5 GPM at 3500 PSI at a low 1450 RPM, this pump is ideal for belt-drive and gearbox setups where durability and efficiency matter most. All RW Series pumps are engineered for long service intervals and consistent output in demanding applications.

Whether you're building a custom rig or replacing a worn-out pump, the RW5535S is a proven workhorse trusted by contractors across the industry.

Key Features:

• Forged brass manifold for maximum strength and extended service life

• Solid ceramic plungers for superior wear resistance

• Heat-treated stainless steel piston guides

• Heavy-duty die-cast aluminum crankcase for corrosion protection

• High-quality tapered roller bearings for smooth, reliable operation

• Large oil capacity for improved cooling and lubrication

Key Specifications:

• Flow Rate: 5.5 GPM

• Pressure: 3500 PSI

• Speed: 1450 RPM

• Shaft: 24mm Solid Shaft (ideal for belt drive or gearbox setups)

• Inlet: 1/2" FPT 

• Outlet: 3/8" FPT

• Max Fluid Temp: 145°F

Important Notes:

• Pump is sold as a bare unit (unloader sold separately)

• Professional installation recommended for optimal performance

• Designed for belt-drive or gear-drive applications, NOT direct drive

• Belt, pulleys, or gearbox NOT included