For high-capacity load scheduling in commercial or residential environments

50" WC calibration required by the controller

50A potential/current configuration

It facilitates precise communication between sensors

MARS 43343 Pressure Switch 320074-702 For high-capacity load scheduling inThe MARS 43343 Low Pressure Switch is a high performance HVACR safety control designed for precise low pressure cut out in refrigeration and air conditioning systems. Engineered with a single pole, single throw (SPST) normally open configuration, this switch provides a reliable manual reset alternative or automatic safety shut off. This unit features a factory set 25 PSI cut in and 10 PSI cut out (25#CI 10#CO), ensuring equipment protection against