High Pressure Water Pump 4400 PSI 4 GPM, 1" Shaft Replacement Pump for Power Washer with Unloader Valve

High Pressure Water Pump 4400 PSI 4 GPM, 1" Shaft Replacement Pump for Power Washer with Unloader ValveProduct Description:Engineered for demanding cleaning tasks, this high-pressure water pump delivers industrial-grade performance with a powerful output of 4400 PSI and 4 Gallons Per Minute (GPM). Designed as a direct replacement for power washers and parts washers, it is built to tackle the toughest jobs on driveways, farm equipment, fleets, and commercial surfaces. The pump features a durable blackened crankcase and a solid brass pump head for superior corrosion resistance and long-term reliability. Its advanced plunger design minimizes vibration and wear, ensuring smooth operation. For versatile use, the integrated unloader valve allows for precise pressure adjustment. Complete with a comprehensive installation kit, this pump is a robust and user-serviceable solution for restoring powerful performance to your pressure washing system.Key Features:1. Professional 4400 PSI & 4 GPM Output: Generates a powerful combination of 4400 PSI of pressure and a 4 Gallons Per Minute flow rate, providing the necessary cleaning force for industrial, agricultural, and heavy-duty commercial applications.2. Complete & Easy Installation Kit: Simplifies the replacement process with a full kit that includes mounting bolts, a shaft key, pads, washers, O-rings, a vent plug, and instructions. Features standard 1" shaft hole, 3/4" garden hose inlet, and 3/8" quick-connect output for straightforward compatibility.3. Robust Construction for Longevity: Built with a premium blackened crankcase and a solid brass pump head to withstand harsh conditions and resist corrosion. The internal plunger system is engineered for reduced vibration and extended service life.4. Convenient Maintenance Design: Allows for easy system upkeep with a simple oil check and refill process. For optimal performance, it is recommended to replace the oil every 60 operating hours. The pump is protected by a maximum water inlet temperature of 104¡ãF (40¡ãC).5. Adjustable Pressure with Unloader Valve: Equipped with an unloader valve that enables users to precisely control the water pressure output. This allows for a wide range of cleaning, from gentle rinsing to intense, high-pressure blasting, all from a single pump.