Barber Colman Two Stage SPDT Thermostat (55-85F)

For on-off control applications requiring sequenced switching of two heating devices or two cooling devices. Features Fixed switch differential. Adjustable staging differential. Dial stop pins to limit dial range. Lock cover screw kits available. Agency approval. Switch bases AT-607 and AT-608 available for custom applications. Mounts on single or 2-gang switch box, 4" x 4" (102 mm x 102 mm) surface box, or direct to wall (24 Vac only).