Schneider Electric (Barber Colman) 2218 134 Thermostat 30067439 890 Key Benefits: Precise Thermal Protection: Key Benefits: Precise Thermal Protection: Fixed 160°F trip point ensures the system shuts down before high limit thresholds are reached When your next lead in or control board wiring job demands a high performance conductor that stands up to the rigors of mechanical rooms and industrial raceways The Schneider Electric (Barber Colman) 2218 134 is a specialized pneumatic room thermostat designed for proportional control of damper actuators and pneumatic valves in dual pressure systems other models in the 2218 series are designed for Johnson style 16 25 psig systems