Johnson Controls T-4002-9009 Pneumatic Thermostat 30067439-890 preventing equipment short-cycling

preventing equipment short-cycling

Designed for durability in residential and commercial units

The SPDT contact provides one common terminal

ensuring seamless integration with existing diaphragm-case assemblies

Johnson Controls T-4002-9009 Pneumatic Thermostat 30067439-890 preventing equipment short-cyclingThe Johnson Controls T 4002 9009 Pneumatic Thermostat is a high volume output single temperature controller specifically designed for facility managers and HVAC technicians who require precise proportional control in commercial settings. Operating on a reverse acting sequence, this thermostat increases its branch line pressure as the ambient temperature decreases, making it ideal for managing heating and cooling applications through 2 pipe pneumatic