It is electronically and physically identical

this HVAC airflow regulator ensures the blower restrictor settings align with the manufacturer's original heating and cooling curves

Reduced Downtime: Eliminates the need for sourcing individual gaskets or generic sealants during critical heating season repairs

it provides the precise calibration necessary to switch fuel sources without compromising burner stability or combustion safety

code-compliant AC safety switch that handles high-current loads without the need for additional fusing

Utica-Dunkirk 43800013 Hot Surface Ignitor Els PW 17895 It is electronically and physicallyMaintain peak combustion efficiency in 90% condensing boiler systems with the Utica Dunkirk 43800013 Hot Surface Ignitor. This OEM replacement ignitor is engineered for high performance Utica and Dunkirk gas furnaces and boilers, specifically the UB90 series with 50, 75, or 100 BTUH inputs. Operating at 24Vac with a 3. 3A draw, this Silicon Carbide ignitor provides the precise thermal output required to initiate the burners in high efficiency sealed