Wabco 4420225212 Armature

Description

The Wabco 4420225212 Armature is a critical component within air brake systems, specifically functioning as a valve actuator. It's used in the air valves responsible for controlling the flow of compressed air to the brakes, ensuring reliable stopping power for commercial vehicles. This armature adheres to OE specifications, providing a direct fit and consistent performance. Its dimensions are 17 x 17 x 36 mm, contributing to its compact integration within the valve assembly. This design maximizes responsiveness and durability within the air brake system.

Key Features & Benefits

This little guy is basically an electromagnetic switch inside your air valve assembly. It gets a signal – usually electrical from the brake pedal or engine – and that signal causes it to move. When it moves, it either lets air into or out of the brake chambers, which are what actually apply the brakes. Think of it like a gatekeeper for the air. It’s responsible for opening and closing that pathway. It’s a crucial piece in the whole braking process for vehicles with air brakes – that’s generally anything bigger than a standard passenger car, like trucks, buses, trailers, and some heavy – duty vans. It’s not doing the braking itself, but it's the key component that allows the air pressure to get to the brakes so they can work. It works with the valve body to control the flow of compressed air.

Symptoms, Risks & Replacements

Without a functioning armature, your brakes won’t reliably apply – or might not apply at all. It’s a safety issue, plain and simple. You’ll notice if it’s failing because your brakes might drag, feel spongy, or not respond quickly when you hit the pedal. Sometimes you’ll get a warning light, but not always. It’s a pretty small part, but it acts like a shield protecting the entire system from failure. If you suspect an issue, it's really important to get it checked out right away. We, and places like Fixparts Online, carry a good range of these, and getting the right one installed quickly can save you a lot of trouble and keep you safe on the road.

Warranty Information

Wabco Armature (MPN 4420225212) comes with a 1-year warranty.