Johnson Controls T-4002-9008 Pneumatic Thermostat Els PW 17895 ensure the tube openings face

ensure the tube openings face upward and the gas orifices are centered to maintain the correct air-to-fuel ratio across the burner tube

Complete Field Kit: Includes the 9/64" hex wrench and matching screws to eliminate tool-sourcing delays during service calls

this unit features a NEMA 5-20P plug (one horizontal prong)

yellow for 5 psi

creating a rigid junction for field-mounted instruments

Johnson Controls T-4002-9008 Pneumatic Thermostat Els PW 17895 ensure the tube openings faceThe Johnson Controls T 4002 9008 is a professional grade direct acting pneumatic thermostat engineered for precise proportional control in commercial HVACR systems. Designed for horizontal mounting, this single temperature controller manages heating and cooling applications by providing a proportional output air signal that modulates terminal equipment in response to localized load changes. Operating within a set point range of 12 to 30 degrees