this is a factory-set differential pressure switch

The triple-pole single-throw configuration allows for the simultaneous switching of three separate circuits

Versatile SPDT Configuration: Provides flexible switching logic for both normally open and normally closed circuit applications

low supply voltage

the 193-1 is a genuine Xylem McDonnell & Miller part

Carrier SYSTXBBECN01A Thermostat 323080-701 this is a factory-set differentialUpgrade your system control with the Carrier SYSTXBBECN01A Evolution Connex Control, the non Wi Fi interface designed for high performance communicating HVAC systems. As a veteran grade digital programmable thermostat, this unit serves as the command center for Evolution system components, enabling precise 7 day programming and 8 zone management without the need for a bypass damper or field installed transformer. It utilizes a 4 wire installation to