General Pump High Draw Injector for Harsh Chemicals and Hot Water | Summary
The General Pump 100947 is a fixed high-draw chemical injector designed for professionals working with pressure washers in demanding environments. Built from corrosion-resistant brass and featuring a ceramic check ball, it is ideal for use with acids, alkaline cleaners, or hot water systems up to 190°F.
With a 1.6 mm orifice, it performs best with pressure washers that produce 1.5–2.5 GPM, and it maintains performance up to 4500 PSI. Whether you're in soft washing, fleet washing, or industrial degreasing, this injector delivers chemical draw up to 20%, depending on the application setup.
4500 PSI Fixed Injector with Ceramic Check Ball | Features
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Acid-Resistant Construction – Ceramic check ball and brass housing resist corrosion from harsh chemicals.
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Handles High Temperatures – Compatible with hot water systems up to 190°F.
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Fixed Orifice Design – 1.6 mm orifice matched for units producing 1.5 to 2.5 GPM.
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Impressive Pressure Rating – Max pressure up to 4500 PSI, making it compatible with gas-powered washers.
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High Draw Rate – Injects up to 20% chemical (results vary based on hose length, elevation, etc.).
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USA Made – Trusted quality and consistency in professional applications.
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Easy Install – Standard 3/8" NPT-M inlet/outlet and ¼" hose barb connection.
| Specification | Details |
| Brand | General Pump |
| Part Number | 100947 |
| Orifice Size | 1.6mm |
| Flow Range | 1.5 - 2.0 GPM |
| Max Pressure | 4500 PSI |
| Max Temperature | 190°F |
| Inlet Port | 3/8" NPT-M |
| Outlet Port | 3/8" NPT-M |
| Hose Barb Size | 1/4" |
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