Johnson Controls A19CAC-1 Temperature Control Els PW 17895 This is a proprietary PTC

This is a proprietary PTC sensor

It supports 1 Heat/1 Cool conventional systems and 1 Heat/1 Cool heat pump systems

Broad Series Compatibility: Engineered specifically for McDonnell & Miller PS-800 and PS-850 systems

While light oxidation can often be removed with a non-abrasive pad

providing the flexibility needed for field-service efficiency and long-term system integrity across various refrigerant types

Johnson Controls A19CAC-1 Temperature Control Els PW 17895 This is a proprietary PTCThe Johnson Controls A19CAC 1 is a standard setting mechanical temperature control designed specifically for automatic changeover in fan coil units and convector systems. Engineered for surface mounting, this SPDT changeover control eliminates the need for manual selector switches by automatically sensing media temperature to toggle between heating and cooling modes. It features a 60 to 90? F setpoint range and a 10? F fixed differential, ensuring