2007 Jeep Wrangler - A/C Compressor Cut Off Switch

What is an A/C Compressor Cut-Off Switch?

An air conditioning (A/C) compressor cut-off switch or compressor clutch cut-off switch is a component used to activate, deactivate, and prevent damage to the A/C compressor, which is responsible for compressing and circulating the refrigerant in the air conditioning system. When the A/C system is set to a lower temperature than the current cabin temperature, the switch will engage the compressor to cool the air until the desired temperature is reached, and then disengage it to prevent overcooling or freezing the evaporator. This helps prevent costly damage to the compressor and other A/C components due to high refrigerant pressure, and ensures that the system operates efficiently and effectively. Compressor cut-off switches may also be integrated into the refrigerant lines and prevent the A/C system from operating if there is too little refrigerant pressure, reducing the risk of compressor damage due to a lack of lubrication. If you experience issues with your vehicle's air conditioning, such as frequent cycling of the compressor or poor cooling performance, then it may indicate an issue with the A/C compressor cut-off switch, low refrigerant levels, or other problems that may require complete diagnosis. You can use an A/C manifold gauge set to determine if there is appropriate refrigerant volume in the system, and if there is, this may point to problems in other areas that need to be addressed. For your next A/C system repair, shop O'Reilly Auto Parts, where we carry replacement compressor switches and A/C compressors for many types of vehicles to help you get the job done right. If you're looking for more information, visit our How-To Hub for topics like how air conditioning systems work, how to recharge your car's A/C, and much more.