Wabco 8942600402 Heater

Description

This Wabco heater is a critical component within air brake systems, specifically designed for use with air dryers. It functions to maintain optimal operating temperatures, ensuring reliable performance of the air dryer. The heater is OE specification and delivers precise temperature control, activating at 7°C and deactivating at 29.5°C, with a power consumption of 100 and a 24V electrical connection featuring an M27 x 1, 2-pin connector. Its compact dimensions are 78 x 95 x 66 mm. This heater contributes to increased system efficiency and longevity through its consistent and accurate thermal regulation.

Key Features & Benefits

This thing basically cleans and dries the compressed air that goes to your air brakes. Air comes in from the engine – driven compressor, and it's full of moisture, oil mist, and all sorts of gunk. The dryer removes that. It heats the air—that’s where the “heater” part comes in—which helps to condense the moisture out, then there's a filter to catch the oil and debris. It’s a multi – step process, but that's the gist of it. It also has a check valve and a modulating valve to control the airflow and pressure. It’s a critical component in your air brake system. Think of it as the first line of defense. It sits right after the air compressor and before the air tanks, so everything that needs clean, dry air—your brakes, suspension, anything air – powered—relies on it. It's totally integrated with the whole system, and many modern dryers also incorporate an air governor which regulates system pressure.

Symptoms, Risks & Replacements

Well, moisture and oil in the air lines can cause a lot of problems. Corrosion is a big one, it can eat away at your air lines and valves. Even worse, moisture can freeze in the lines during cold weather, blocking airflow to your brakes. It acts like a shield, protecting everything downstream. You’ll notice if it starts to fail because your air brakes might take longer to apply, you'll get more water dumping from the tanks, or you might even have complete brake failure. It’s a safety item, plain and simple. You can find these at places like Fixparts Online, but getting a quality one is important. Don't skimp on something that keeps you safe out on the road.

Warranty Information

Wabco Heater (MPN 8942600402) comes with a 1-year warranty.