GP 100947 Fixed Acid Injector – 1.5mm Hi-Draw Chemical Injector

Model: 100947
Category: Pressure Washer Parts & Accessories → Chemical Injectors
Type: GP Fixed Acid Chemical Injector – 1.5 mm Hi-Draw

The GP 100947 Fixed Acid Injector is a genuine General Pump (GP) OEM downstream chemical injector designed specifically for acid-based cleaning applications in pressure washer systems. This injector introduces acid cleaning solutions into the water stream downstream of the pump, helping prevent corrosive chemicals from passing through the pump itself.

Key Features

• Genuine General Pump OEM acid chemical injector

• Designed specifically for acid-based cleaning applications

• 20% high-draw downstream chemical injection

• 1.5 mm injector orifice for low-flow systems

• Ideal for 1–2 GPM pressure washer systems

• 3/8" male NPT inlet and outlet connections

• 1/4" hose barb chemical pickup port

Technical Specifications

Part Number: 100947
Brand: General Pump (GP)
Injector Type: Fixed Acid Chemical Injector
Orifice Size: 1.5 mm
Chemical Draw Rate: 20% (Hi-Draw)
Flow Range: 1 – 2 GPM
Inlet Connection: 3/8" Male NPT
Outlet Connection: 3/8" Male NPT
Chemical Port: 1/4" Hose Barb
Maximum Pressure: 4500 PSI
Maximum Temperature: 190°F
Application: Acid detergent injection for pressure washer systems
Condition: New

Typical Applications

• Pressure washer acid injection systems

• Masonry and concrete cleaning

• Brick and stone restoration

• Heavy mineral stain removal

• Professional pressure washing applications using acid detergents.