Carrier HH18HA497 Limit Switch 190 OP 150 Cl

The Carrier HH18HA497 Limit Switch is an essential safety device (with dimensions of 0.75 x 2 x 1.5 inches) designed for use in Carrier air conditioners. It is also referred to as a safety switch and is a custodian of your air conditioning equipment. The monitors a system parameter, probably temperature or airflow, and has names like “190Op”. If this value gets to a safe level the switch turns on and shuts down the power supply to the compressor (“150Cl” may symbolize compressor load). This limit switch ensures that your Carrier air conditioner does not overheat and cause damage to itself through the compressor and ensures safe.