the SPP7S integrates the relay and capacitor into a 2-wire configuration

High-temperature terminal and rod construction for long-term resistance to oxidation

this 2-way zone valve body features the industry-standard Erie PopTop design

The low-VA coil design

maintaining the exact orifice size is critical for achieving the rated BTU input of the equipment

Hydrotherm 62-3668 Pilot Assembly Els PW 17895 the SPP7S integrates the relayThe Hydrotherm 62 3668 Pilot Assembly is a high performance intermittent pilot ignition component engineered for specialized Hydrotherm boiler models including the HC, R, VS, and VGA series. This natural gas pilot assembly is functionally identical to the Honeywell Q3451B1103, providing a direct replacement solution for contractors maintaining legacy hydronic heating systems. Designed as a low output target type pilot burner, it incorporates a spark