EZ3045G Triplex Pressure Washer Pump – 4.6 GPM @ 3000 PSI, 3400 RPM, 1″ Hollow Shaft

Part Number: EZ3045G
Category: Pressure Washer Pumps
Type: Direct-Drive Triplex Pump – EZ3045G, 4.6 GPM @ 3000 PSI (3400 RPM, 1″ Hollow Shaft)

The EZ3045G Triplex Pressure Washer Pump is a high-flow, commercial-grade direct-drive pump designed for gas pressure washers that need increased water volume for faster cleaning and rinsing performance. Delivering 4.6 GPM at up to 3000 PSI and operating at 3400 RPM, this model is ideal for contractors and heavy residential users who want quicker surface coverage without moving to a belt-drive system.

Built with durable triplex plunger construction and a 1″ hollow shaft, the EZ3045G offers smoother operation, reduced vibration, and a significantly longer service life compared to axial cam pumps. Its compact direct-drive design allows for easy OEM-style installation on compatible engines, making it a reliable upgrade or replacement for worn high-flow pumps.

Product Specifications

• Pump Model: EZ3045G

• Pump Type: Triplex Plunger, Direct Drive

• Flow Rate: 4.6 GPM

• Max Pressure: 3000 PSI

• Rated Speed: 3400 RPM

• Shaft Size: 1″ Hollow

• Bore Diameter: 15 mm

• Stroke: 11 mm

• Weight: 19.1 lb

• Condition: New

Features & Benefits

• High-output 4.6 GPM flow for faster cleaning and reduced job time

• Commercial-grade triplex plunger design for smooth, low-pulsation operation

• 1″ hollow shaft for wide gas engine compatibility

• Compact direct-drive layout for simple, drop-in installation

• Longer service life than axial-style pumps

• Excellent for heavy residential and light commercial use

Applications

• Gas-powered direct-drive pressure washers

• High-flow residential and contractor cleaning equipment

• OEM replacement for EZ-series pumps

• Equipment upgrades and refurbishments

Important Notes

• Confirm shaft size (1″ hollow), operating speed (3400 RPM), and engine compatibility before ordering

• Designed specifically for direct-drive configurations

• Final PSI and GPM output depend on engine horsepower and system setup