BEN801266 | Genuine Bendix Air Dryer Ad-Is 12 Volt

Description: Air dryer BEN801266 is a component used in heavy-duty truck air brake systems to remove moisture, oil, and contaminants from compressed air before it reaches critical components. Air Dryer For Kenworth, Peterbilt, Freightliner, International, Volvo, Western Star trucks. Part Number: BEN801266 Condition: New Manufacture/Brand: Bendix Fits BEN801266 For Kenworth, Peterbilt, Freightliner, International, Volvo, Western Star trucks Specifications BEN801266: Heater Wattage: 90 W Air Dryer Model: AD-IS Inlet/Supply Port Size: 1/2 in-14 NPT Voltage: 12 V Delivery Port Size: 1/2 in-14 NPT Cartridge Type: Standard desiccant Control Port Size: None Purpose of using BEN801266  Removes moisture (water vapor)   -Prevents water from entering air tanks and brake lines.  Filters oil and contaminants   -Cleans the air to protect valves and brake components.  Stores and stabilizes dry air in the system   -Ensures consistent air supply for braking and accessories.  Automatically purges collected moisture   -Expels water and impurities from the system at regular intervals.  Supplies clean, dry air to air brakes and pneumatic systems   -Ensures safe and reliable brake operation. Signs of a Bad Air dryer BEN801266 Air lines freezing (in cold weather)   -Moisture is not being removed properly   -Leads to blocked air lines or slow brake response  Air pressure builds slowly   -Compressor takes longer than normal to reach operating pressure   -Indicates restriction or internal dryer failure  Frequent compressor cycling   -Compressor turns on and off too often   -Suggests the dryer is not holding or releasing air correctly  Air leaks or constant purging   -You hear continuous air hissing from the dryer exhaust   -Purge valve may be stuck or damaged  Oil contamination in system   -Presence of oil in air tanks or valves   -Dryer is no longer filtering properly  Brake system warning light or low pressure alarm   -Air system cannot maintain proper pressure   -Risk of unsafe braking conditions  Visible moisture or rust in components   -Corrosion inside tanks or valves   -Long-term sign of dryer failure About the Manufacturer – Bendix: Bendix is a leading manufacturer of air brake systems, safety technologies, and control components for commercial trucks, buses, and trailers. Known for innovations in braking, stability, and traction control, Bendix supplies OEM and aftermarket parts across North America. It is a subsidiary of Knorr-Bremse, a global leader in braking systems.