and R-134a

This assembly is optimized for Building Automation Systems (BAS) and commercial HVACR environments where HVAC valve control must remain consistent under high static pressures

Field technicians rely on this part for its precise thermal-magnetic trip characteristics and compact footprint

Contractors rely on the Series 26 for its DPDT contact configuration

Reverse Acting Logic: Provides reliable signal modulation

Johnson Controls T-3100-3 Thermostat 30067439-890 and R-134aThe Johnson Controls T 3100 3 is a precision engineered pneumatic thermostat designed for non relay type proportional control in commercial HVAC systems. This reverse acting controller utilizes a liquid filled sensing element and a 42 inch capillary tube, making it ideal for remote bulb thermostat applications where internal cabinet sensing is required. Operating with a 60 to 150 degree Fahrenheit range and a 25 psig maximum supply pressure, this unit