Product Details: Outfit your semi to be Ready for the Road Ahead™ with enhanced safety measures, with the Airsource Low Pressure Switch. Thanks to its electrical and pressure-oriented system, this replacement switch is able to disengage the compressor when it detects too high or too low of pressure levels that could cause system damage. Fashioned 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®.