The Bendix AD-9 Air Dryer Kit is designed to provide reliable protection for your air brake system. This kit includes a soft seat purge valve type, a heater/thermostat rated at 24V/75W, and a filter element to remove moisture and contaminants from the compressed air system. The purge valve is designed to provide a reliable seal and prevent air leakage, while the heater/thermostat helps to maintain the proper temperature for the air brake system. The filter element helps to ensure that the air brake system is free of moisture and contaminants, which can cause premature wear and failure. This kit is easy to install and maintain, and is an essential part of any air brake system. FleetPride is your First Click in Heavy Duty®.