Johnson Controls T-4002-9009 Pneumatic Thermostat 30067439-890 Its differential pressure design allows

Its differential pressure design allows for precise control of air pressure variations

including York D1CG090N16525ECA models

this switch includes an integral mounting bracket and 1/4" quick-connect spade terminals for efficient field wiring

allowing for seamless integration into existing Lennox furnace control circuits

leak-proof seal during the reassembly of the valve head

Johnson Controls T-4002-9009 Pneumatic Thermostat 30067439-890 Its differential pressure design allowsThe 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