50VA Power Capacity: Delivers sufficient volt-ampere headroom to power multiple 24V actuators and relay coils simultaneously

provided the manifold pressure is calibrated correctly

maintaining HVAC system compatibility and performance across diverse seasonal extremes

such as a clogged furnace filter

Unlike standard fixed-temperature units

Lochinvar & A.O. Smith 100074640 Ignitor Freon 50VA Power Capacity: Delivers sufficientThe Lochinvar & A. O. Smith 100074640 Ignitor is a critical genuine OEM ignition component engineered for high efficiency condensing water heaters and commercial boiler systems. Built to survive the rigorous thermal cycling of modern hydronic equipment, this black box ignitor assembly provides the high voltage spark necessary for consistent burner ignition and reliable system startup. As a standard replacement for Lochinvar Knight boilers and A. O.