Wabco 4728900310 Solenoid Valve Ecas

Description

The Wabco 4728900310 Solenoid Valve Ecas is a critical component within air brake systems, specifically designed to control the flow of compressed air to actuate the vehicle's brakes. It is used in heavy-duty trucks and trailers to ensure reliable and efficient braking performance. This valve features a robust design with a calculated volume of 1.857, air cooling, and is built to withstand harsh operating conditions with a protection class of IP 6K9K / IP 6K8 and a temperature range of -40°C to +80°C. The valve operates on a 24V system, drawing 320mA, and boasts multiple nominal diameters of 11.3 / 8.0 / 0.6 mm. Its ports feature M22 x 1.5 JED - 388-4 threading, and it utilizes a TYCO HDSCS 4 x 2.8 CODING B electrical connection. The valve's dimensions are 70 x 157 x 169 mm, and its mounting utilizes 3 x Ø 8 mm bolts. This OE specification valve offers reliable performance and durability, ensuring safe and effective braking for commercial vehicles.

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 4728900310) comes with a 1-year warranty.