Best Seller | ROBERTSHAW 2374-498 Pressure Sensing Switch,1-4 WC Air Pressure Switch, Application Air Filtration, Furnace Control, Humidity Detection and Control, Commercial HVAC, Residential HVAC, Contact Form SPDT, Electrical Connection Type Screw Terminals, Electrical Rating 1 A Pilot Duty @ 120 VA, 5 A @ 120 to... ... more ROBERTSHAW 2374-498 Pressure Sensing Switch,1-4 WC Air Pressure Switch, Application Air Filtration, Furnace Control, Humidity Detection and Control, Commercial HVAC, Residential HVAC, Contact Form SPDT, Electrical Connection Type Screw Terminals, Electrical Rating 1 A Pilot Duty @ 120 VA, 5 A @ 120 to... | | $31.39 go to store |