4DNX25GSI Triplex Plunger Pump

The 4DNX25GSI model is a high quality, intermittent-duty pressure washer pump. It is a flange-mount pump with a 3/4" shaft. The triplex plunger pump design provides a smooth liquid flow. Its ultra-compact, hollow shaft design is ideal for direct mounting to a gas engine.

This direct drive pressure washer pump has specially formulated high pressure seals and concentric solid ceramic plungers for extended seal life. It features a stacked valve design for easy servicing. Other features include a fixed chemical injector for cleaning flexibility and a swivel garden hose fitting for easy inlet connection. An integral pressure unloader with built-in by-pass comes standard to ensure system pressure control and pump protection.

4DNX25GSI Pump Dimensions: 8.03" x 7.73" x 6.51"

4DNX25GSI Pump Specifications:

• Maximum flow: 2.5 GPM
• Maximum discharge pressure: 3000 PSI
• Maximum RPM: 3450 RPM
• Stroke: 0.268"
• Inlet pressure range: flooded to 60 PSI
• Bore: 0.551"
• Crankcase capacity: 8.5 oz.
• Maximum liquid temperature: 140 degrees F
• Inlet port: 3/4" GHF
• Accessory inlet port: 1/4" NPTF
• Discharge port with chemical injector: 3/8" NPTM
• Chemical injection hose barb: 1/4"
• Shaft diameter (hollow): 3/4"
• Three plunger rods (triplex design)
• Works as a replacement to CAT Pumps model # 2SFX25GZ
• Please note that this pump does NOT come with oil - find authentic CAT Pumps Oil here.

Related Parts for the 4DNX25GSI pump:

• 6107 crankcase oil
• 33962 pop-off valve
• 6089 pressure gauge
• 7141 thermal valve
• 7204.4 inlet filter
• 36140 gun
• 7126 quick start valve
   

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).