Lochinvar & A.O. Smith 100171948 Gas Valve Kit 326058-758 This definite purpose contactor utilizes

This definite purpose contactor utilizes silver-cadmium oxide contacts to prevent welding and pitting

This unit serves as the direct replacement for VG7241RT+946HGA

ensuring a drop-in fit for fast HVAC unit replacement

Is the A421AEC-02 a direct swap for the older A419 series

and Coleman control circuits

Lochinvar & A.O. Smith 100171948 Gas Valve Kit 326058-758 This definite purpose contactor utilizesThe Lochinvar & A. O. Smith 100171948 Gas Valve Kit is a critical OEM component engineered specifically for the Knight WH199 wall mount boiler and compatible high efficiency water heaters. This assembly serves as the primary regulator for fuel delivery, ensuring precise negative pressure gas valve operation required for clean combustion and stable flame signals. Designed to interface directly with the Smart System control board, the kit includes the