Beckett Igniter 7622TW03 Well 321042-401 it features a rugged brass

it features a rugged brass body with durable NBR (Buna-N) seals

specifically for 40-gallon and 50-gallon high-recovery models

Designed as a direct replacement for Lennox part number 101572-04

Fail-Safe Operation: The normally closed (NC) configuration provides a reliable safety default during power interruptions

Beckett Igniter 7622TW03 Well 321042-401 it features a rugged brassThe Beckett 7622TW03 is a professional grade 3 4 inch NPT brass immersion well engineered specifically for high performance integration with Beckett AquaSmart controls. This thermowell serves as a direct, heavy duty replacement for older polymer models like the 7600TW, offering superior structural integrity in high pressure oil burner applications. Constructed from a robust brass and copper alloy, the Beckett 7622TW03 is rated for operating