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Operating at 1300 RPM with a versatile 2-speed configuration
and commercial rooftop units requiring freeze control thermostats
Directly compatible with 0886011 and legacy series 9DM2 and 9DM3 units
Enhanced Durability: Built for 24/7 industrial operation
Lochinvar & A.O. Smith 100112849 Switch 319847-401 Operating at 1300 RPM withThe Lochinvar & A. O. Smith 100112849 Air Pressure Switch is a critical safety and operational component designed for high efficiency commercial water heaters and boilers, including the GWH 1200 and GWH 1250 Series 600 models. This normally closed (NC) switch is factory calibrated to a 0. 68" water column (w. c.) set point, ensuring the combustion fan is generating sufficient static pressure before allowing the ignition sequence to proceed. As a