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This set is a direct OEM furnace gasket match for high-efficiency condensing boilers and commercial water heaters
For contractors performing field conversions or maintenance on VGD series gas valves
Operating at a nominal 1400 RPM with a 1/5 HP output
This 120V mini-ignitor serves as a direct OEM replacement for the Armstrong 44744-2 and the Robertshaw 41-604
" this switch is the primary diagnostic point
Caleffi ZVR103 Relay 326058-757 This set is a directThe Caleffi ZVR103 is a high performance 3 zone valve relay designed for professional contractors managing multi zone hydronic heating systems. Engineered for seamless integration, the ZVR103 serves as a direct technical replacement for the HPZC103, providing a robust interface between low voltage 2, 3, and 4 wire thermostats and boiler equipment. This hydronic zone valve controller features a standard 40 VA transformer, which is field expandable to