Utica-Dunkirk S47 Limit Switch Refrigerant It is technically identical to

It is technically identical to the Sensus 243-12-2-1 1/2

By measuring pressure in inches of water column (W

and high-velocity ductwork

maintaining HVAC system efficiency and safety certifications

Utica-Dunkirk S47 Limit Switch Refrigerant It is technically identical toWhen you're out in the field and a homeowners boiler is cycling on high limit or failing to fire, the Utica Dunkirk S47 Limit Switch is the OEM replacement part you need to restore safe, reliable operation. This high limit safety control is a critical safeguard in hydronic systems, engineered to interrupt the burner circuit if water temperatures exceed safe operating parameters. As a precision calibrated HVAC safety switch, it features a 200F open