Wabco 4341001220 Charging Valve

Description

The Wabco 4341001220 Charging Valve is a critical component within air brake systems, specifically designed for trailer applications. It regulates the flow of compressed air, ensuring proper brake function and safety. This valve features a calculated volume of 0.3667, operates with a charging pressure of 4.5 bar, and has a maximum operating pressure of 13.0 bar. Its nominal diameter is 8.0 mm, and it utilizes M22 x 1.5 port threads. With its precise engineering and OE specification, this valve delivers reliable performance, consistent air delivery, and enhanced braking responsiveness. Its dimensions are 86 x 52 x 82 mm.

Key Features & Benefits

Basically, this valve controls the flow of compressed air from your air compressor into your air tanks. It lets air in, but it doesn’t let it all the way through if the pressure gets too high. It also prevents air from flowing back out of the tanks and draining your system overnight. Think of it like a one – way street with a pressure regulator built in. It manages how quickly those tanks fill up and keeps them holding pressure when you need it. It’s a key part of your entire air brake system. Your compressor makes the air, but the charging valve is the gatekeeper. It ensures your air tanks get filled to the correct level, and more importantly, that pressure is maintained. It’s usually located somewhere near your air compressor and tanks, so you’ll see it connected by air lines.

Symptoms, Risks & Replacements

Well, your air brakes obviously need air to work. If this valve fails, you could have a slow leak in your system, meaning you lose air pressure while driving – that’s a big safety issue. Or, it could get stuck open, overfilling your tanks and potentially damaging other parts of the system. You’ll notice if it’s failing because your air compressor might run constantly trying to keep up, or your air gauges might be reading strangely. Sometimes, you'll hear a hissing sound if air is leaking past it. It's a pretty critical safety component. You can find replacements for just about anything, including this, at places like Fixparts Online, but it’s definitely something you want to keep an eye on and address promptly if there's a problem.

Warranty Information

Wabco Charging Valve (MPN 4341001220) comes with a 1-year warranty.