Giant GXH2525A-111H Plunger Pump – GXH2525A Series, 3/4″ Solid Shaft

Part Number: GXH2525A-111H
Category: Industrial Triplex Plunger Pumps
Type: Giant GXH2525A Series Plunger Pump – 2.5 GPM @ 2500 PSI, 3/4" Solid Shaft
Replaces / Cross-Reference: DeVilbiss (Includes 1-09605 / 1-08083 / 4-07435)

The Giant GXH2525A-111H is a compact, direct-drive triplex plunger pump engineered as a high-quality replacement for DeVilbiss systems. Delivering 2.5 GPM at 2500 PSI at 3450 RPM, this pump is ideal for portable pressure washers, detailing rigs, and compact OEM builds where size and reliability matter.

This “A” variant is supplied as a DeVilbiss replacement package, including components 1-09605 / 1-08083 / 4-07435, making it a true drop-in solution for compatible DeVilbiss units. With a 3/4" solid shaft, bi-directional rotation, and standard 1/2" NPT inlet / 3/8" NPT discharge, installation is straightforward in both electric and small engine applications.

Product Specifications

• Model / Part Number: GXH2525A-111H

• Series: GXH2525A

• Pump Type: Triplex Plunger Pump

• Max Flow: 2.5 GPM (9.5 LPM)

• Max Pressure: 2500 PSI (172 bar)

• Speed: 3450 RPM

• Shaft: 3/4" Solid

• Shaft Rotation: Either Direction

• Inlet Port: 1/2" NPT

• Discharge Port: 3/8" NPT

• Plunger Diameter: 16 mm

• Stroke: 5.1 mm

• Valve Type: Polyamide

• Max Inlet Pressure: Up to 90 PSIG

• Max Fluid Temperature: 80°F (27°C)

• Crankcase Oil Capacity (Horizontal): 4.1 fl oz

• Crankcase Oil Capacity (Vertical): 4.7 fl oz

• Weight: 9 lbs (4.1 kg)

• Condition: New

Includes DeVilbiss Replacement Components:

• 1-09605

• 1-08083

• 4-07435

Key Benefits

• Direct DeVilbiss replacement – true drop-in fit

• Compact, lightweight design for portable systems

• Direct-drive ready at 3450 RPM

• Bi-directional shaft rotation for flexible mounting

• Standard NPT ports for easy plumbing

• Giant Pumps reliability in a small footprint