Carrier 312906-452 Plug R-407C always use a manometer to

always use a manometer to verify the outlet pressure and adjust the regulator stack to the specific appliance requirements

ensure your system peak does not exceed the 2x overpressure rating of the sensor

the Carrier HD46MM120 is a complete ECM assembly

it includes two rugged cast iron flanges with standard NPT (National Pipe Thread) tapping

Enhanced System Reliability: Accurately detects fluctuations to prevent operational issues

Carrier 312906-452 Plug R-407C always use a manometer toThe Carrier 312906 452 Plug is a mission critical OEM compressor wiring harness designed for precision interfacing in Carrier and Carlyle commercial refrigeration and air conditioning systems. Engineered for high vibration environments, this direct replacement compressor plug features 54 inch (approx. 137 cm) leads, providing ample length for routing through crowded electrical cabinets to the contactor or control board. As a Factory Authorized Part