The Utica-Dunkirk 550003152 Electrode Replacement Kit is a maintenance component designed to restore proper ignition and flame sensing in compatible gas-fired boilers and heating systems. It works by generating the spark needed to ignite the burner and monitoring flame presence to ensure safe and reliable operation. Commonly used in residential and light commercial boiler equipment, t... https://www.partshnc.com/550003152-utica-dunkirk-elctd-rplmt-kit