The Daikin-McQuay 336078352 PSR Transducer 0-700 PSI is a pressure-sensing component designed to monitor pressure levels in compatible HVAC refrigeration systems. It measures pressure within a range of 0 to 700 PSI and converts the readings into electrical signals for the system’s control circuitry. Used in compatible Daikin and McQuay commercial HVAC equipment, this transducer suppor... https://www.partshnc.com/336078352-daikin-mcquay-transducer-psr-0-700psi