Lochinvar & A.O. Smith 100208621 Harness What is the difference between

What is the difference between K19AT-72 and K19AT-72H

a durable ball and shaft assembly

Providing a 20VA power rating

If your specific heater wiring schematic requires a manual reset for safety compliance

and 10 PSI) with a single spring kit

Lochinvar & A.O. Smith 100208621 Harness What is the difference betweenThe Lochinvar & A. O. Smith 100208621 Spark Electrode Harness is a critical OEM replacement component designed for high efficiency boiler ignition systems. Also identified by the industry cross reference WRE2210K, this ignition harness provides a high voltage path from the DSI control module to the spark electrode, facilitating reliable combustion across various condensing boiler and water heater models, including the Lochinvar KB150, 151, and 210 211