BE 85.400.000 Low Pressure 3/8" Chemical Injector, 4000 PSI, Hot/Cold Water

BE (85.400.000) Pressure Supply Low Pressure 3/8" Chemical Injector

The 3/8" Low Pressure Chemical Injector is designed for contractors, homeowners and professionals to introduce soaps, detergents and cleaning solutions into their pressure washer stream. Built with steel, brass and high quality components this injector provides consistent chemical draw, precise control with an adjustable metering valve and long term durability for every cleaning job.

With a PSI rating up to 4,000, a temperature tolerance of 90.5°C (195°F) and a GPM range of 2 – 5.0 this unit is versatile for most mid-range to heavy duty cleaning systems. The 3/8" quick connect inlet and 3/8" plug outlet makes setup fast, secure and hassle free. Whether you’re cleaning residential siding, decks or industrial equipment this chemical injector ensures the right mix of soap and water to clean faster and save time.

Why Use a Low Pressure Chemical Injector?

A chemical injector is the bridge between your pressure washer pump and the chemical container that holds soap or detergent. Instead of pouring solution directly into the tank or trying to manually apply detergent the injector uses a vacuum effect created by the pressure washer stream. As the hose creates a pressure differential it draws the detergent through the injector body, mixes it with the water flow and delivers it through the nozzle.

This is efficient, controlled and helps extend the life of your pump since chemicals never pass directly through sensitive internal components. Downstream injectors like this one let you draw chemical safely without damaging your system.

Applications and Benefits

This injector is a must have for anyone using a pressure washer. Its versatility makes it essential for multiple cleaning scenarios:

• Residential: Houses, driveways, patios, siding and decks.

• Commercial: Storefronts, walkways, restaurant exteriors.

• Industrial: Equipment, machinery and workspaces.

• Fleet Maintenance: Trucks, trailers, heavy equipment.

Drawing detergent directly into the system saves time compared to manual pre-treatment and increases cleaning efficiency. By letting the injector do the work you can focus on getting the job done faster and more effectively.

How It Works in Your Pressure Washer System

Installing and using this chemical injector is simple. Attach the quick connect fittings to your pressure hose and outlet line. A small hose is then connected from the injector body to a jug or chemical container with a filter at the end to keep debris out.

1. Installed Correctly: Ensure the arrow marking shows the correct direction of flow. Installing the injector in the wrong direction will prevent it from drawing soap.

2. Connect Hose: Place the suction line into your soap jug or detergent bottle.

3. Operate Under Low Pressure: Switch to a low pressure nozzle or lance on your wand. This reduces back pressure and allows the injector to draw chemical properly.

4. Adjust Metering Valve: Set the desired mix strength for the solution.

The result: a steady stream of soap or detergent blended into your pressure washer stream ready for cleaning.