this switch ensures long-term reliability and protection against environmental contaminants

plated steel bracket allows for remote mounting on multiple burners or adjacent to the igniter depending on the specific cabinet configuration

the HH84AA020 furnace board serves as the direct replacement for HH84AA020

Does this unit include the mounting gasket

It allows the threaded 1951-001 to seat correctly at the proper height relative to the pilot flame ring

Conbraco 20-104-10-7 3/4 Water Gauge Els PW 17895 this switch ensures long-term reliabilityThe Conbraco 20 104 10 7 is a contractor grade 3 4 inch water gauge set engineered for reliable liquid level monitoring in high demand boiler and hydronic environments. This rough bronze water gauge assembly features a 1 2" NPT male connection and is equipped with a 5 8" OD x 7 3 4" length standard glass tube, providing a clear visual interface for fluid verification. Designed to meet ASME design requirements, the unit is constructed from heavy duty