Copeland Comfort Control (White Rodgers) 3L09-12 Limit Switch the D-9502-609 facilitates the dynamic

the D-9502-609 facilitates the dynamic stabilization of pneumatic damper actuators

typically from -40°F to +50°F (-40°C to +10°C)

the 621898R furnace relay is the superior OEM replacement part for the older 621898 and the AZ2280-1A-24A series

and Distech

and this replacement spring is the key to restoring factory-spec accuracy to your D-9502 pneumatic positioner assembly

Copeland Comfort Control (White Rodgers) 3L09-12 Limit Switch the D-9502-609 facilitates the dynamicThe Copeland Comfort Control (White Rodgers) 3L09 12 Limit Switch is a high reliability 1 2" bimetal disc limit control engineered for precision high limit protection in residential and commercial furnaces. This board mounted HVAC limit switch features a fixed open temperature of 220F and a fixed close temperature of 180F. Operating on an open on rise switch action, it serves as a critical safety component to prevent heat exchanger damage or hazardous