Johnson Controls T-4002-9012 Pneumatic Thermostat 30067439-890 This 1/2" NPT lever-acting design

This 1/2" NPT lever-acting design regulator is specifically built for high-efficiency gas applications

Flexible Installation: Can be mounted in horizontal or vertical orientations using the integrated L-bracket

Key Benefits: Accurate Signal Control: Delivers precise reversing proportional control for actuators and dampers

This genuine Trane bearing is cross-compatible with several legacy part numbers

Johnson Controls T-4002-9012 Pneumatic Thermostat 30067439-890 This 1/2" NPT lever-acting designThe Johnson Controls T 4002 9012 is a high performance, single temperature pneumatic room thermostat designed for precision control in commercial HVAC systems. As a direct acting (DA) controller, this unit provides a proportional output air signal that increases as the space temperature rises, making it an essential component for modulating pneumatic valves and damper actuators in heating and cooling applications. Engineered for vertical mount