single-stage pneumatic-electric relay designed for seamless integration into building automation and HVAC control schemes

preventing nuisance limit switch trips and system lockouts

and failure to cycle under high differential pressures

Housed in a durable NEMA 1 indoor metal enclosure

Is an ignition control module included

Lochinvar & A.O. Smith 100112076 Blower 321702-401 single-stage pneumatic-electric relay designed forAs a seasoned technician, you know that a failing inducer is the quickest way to a "no heat" call. The Lochinvar & A. O. Smith 100112076 Blower is a critical 115V draft inducer assembly engineered specifically for high efficiency boilers and water heaters. This OEM replacement motor ensures the precise negative pressure required to close the pressure switch and initiate the ignition sequence. Operating at a standard 115V AC, this blower features a