Wabco 4728900020 Solenoid Valve Ecas

Description

The Wabco 4728900020 Solenoid Valve Ecas is a critical component within air brake systems, specifically designed to control the flow of compressed air. It's used in heavy-duty vehicles and trailers to manage braking functions. This device features TYCO HDSCS 4 x 2.8 CODING A electrical connections and is capable of handling a maximum operating pressure of 22.0 bar. Its robust design, with dimensions of 150 x 161 x 60 mm, ensures reliable performance in demanding conditions, and its IP 6K9K / IP 6K8 protection class provides excellent resistance to dust and water. With a rated current of 320 mA and operating voltage of 24 V, this solenoid valve delivers precise and efficient air control, enhancing the overall safety and reliability of the braking system.

Key Features & Benefits

This valve basically controls the flow of compressed air in your air brake system. It’s electrically operated – that’s what the ‘solenoid’ part means – and it opens and closes to allow air into or out of the air bags or actuators that actually do the braking. The ‘Ecas’ part usually means it's part of an Electronic Control Air Suspension system, so it works with the computer controlling things. It manages things like leveling the vehicle and assisting with braking force. It's a pretty precise component. Think of it like a gatekeeper for the air that powers your brakes. The computer sends a signal, the solenoid opens the gate, and air flows where it needs to go. It’s not the brake itself, but it’s absolutely essential for the brakes to work properly, particularly if you have an electronically controlled suspension. It impacts ride height control too, keeping everything level.

Symptoms, Risks & Replacements

Well, without this valve working, your brakes won’t be able to apply correctly, or at all in some cases. You’ll notice if it's failing because your brakes might feel spongy, or you could have trouble maintaining ride height, or even experience a complete brake failure. It really acts like a shield, protecting the system and ensuring everything operates as it should. It’s a safety – critical component, so it’s definitely something you want to keep in good working order. You can find these online, places like Fixparts Online have a good selection, but getting a quality one is key.

Warranty Information

Wabco Solenoid Valve Ecas (MPN 4728900020) comes with a 1-year warranty.