Wabco 4728800010 Solenoid Valve

Description

This Wabco Solenoid Valve (MPN: 4728800010) is a critical component within air brake systems, specifically controlling the flow of compressed air to actuate brakes in commercial vehicles. It is designed for robust and reliable performance in demanding applications. This device features a calculated volume of 2.627, operates with a 24V electrical connection utilizing Bayonet DIN 72585-A1-4.1-Sn/K2, and is rated for a maximum operating pressure of 20.0 bar. It mounts using 2 x Ø 9 mm fixings and accommodates multiple nominal diameters of 9.8 / 7.0 mm. The valve has M22 x 1.5 JED - 388 port threads on ports 11, 21, 22 and 23 and utilizes a silencer on port 3 (432 407 060 0). Its dimensions are 76 x 167 x 207 mm and operates within a temperature range of -40°C to +80°C, boasting an IP 6K9K / IP 6K6K protection class. The solenoid valve is manufactured to OE specification, offering a direct replacement for original equipment.

Key Features & Benefits

This valve basically controls the flow of compressed air in your air brake system. It's an electrically operated switch, think of it like a little gatekeeper. When it gets a signal, it opens or closes, letting air through or stopping it. It can do a few different things depending on the specific valve – it might release the brakes, apply them, or control things like the parking brake. Some valves manage the air supply to the suspension, too. In your braking system, it’s a critical part of how you actually stop. The driver’s pedal sends a signal, and that signal then activates the solenoid valve. That valve then directs the compressed air to the brake chambers, which push out the brake shoes or pads. It's a key link between what you do with your foot and the brakes engaging. It’s also used in things like air horns, or automatic leveling systems on some trucks or RVs.

Symptoms, Risks & Replacements

Well, without it, your brakes won’t work properly, or at all. It’s a safety item, plain and simple. You’ll notice if a solenoid valve is failing because your brakes might drag, feel spongy, or just not hold properly. Ignoring a bad solenoid valve is a really bad idea. They're pretty reliable, but over time, especially with dirt and moisture in the air lines, they can get stuck or fail. We carry a good selection here, and you can find a lot of options at Fixparts Online too, if you like browsing that way. Just make sure you get the right one for your vehicle – there are different types and sizes.

Warranty Information

Wabco Solenoid Valve (MPN 4728800010) comes with a 1-year warranty.