Equip your semi to be Ready for the Road Ahead™ with enhanced safety measures, with the Airsource 2-Pin 12V Fan Override Pressure Switch. To prevent the AC system from potential harm, this replacement switch disengages the compressor anytime it detects too high or too low of pressure. Engineered with durable materials to withstand extreme operating conditions. The air conditioning and heating system in heavy duty trucks has a major impact on drivers’ safety and comfort level. Whether you are looking for A/C compressors, condensers, driers, freon, or blower motors, FleetPride has the part you need to make sure your air conditioning and heating are well maintained. Keep your heavy duty fleet operations working as productively and efficiently as possible by finding the right air conditioning and heating part for you. FleetPride is your First Click in Heavy Duty®.