Enhanced Safety: Positively interrupts power to the control board to prevent accidental startup during blower compartment service

Engineered with a robust pilot bracket

Versatile Mounting: Durable NEMA 1 enclosure supports both DIN rail and surface mount configurations for flexible installation

Provides a high-pressure 15-30" WC (Water Column) adjustment range for specialized industrial loads

Precision Engineering: The constant cut-in mechanism ensures consistent system start-up temperatures

Johnson Controls T-4002-203 Pneumatic Thermostat Els PW 17895 Enhanced Safety: Positively interrupts powerThe Johnson Controls T 4002 203 is a high performance direct acting pneumatic thermostat designed for precise temperature regulation in commercial HVAC systems. This vertical mount controller features a bimetal sensing element that provides a proportional output signal to modulate valves and damper actuators. Engineered for reliability in building automation systems, the T 4002 203 operates with a 55 85F dial range and a high volume output of 400