Lochinvar & A.O. Smith 100112849 Switch 318423-701 OEM Compatibility: Precision-engineered for Rheem

OEM Compatibility: Precision-engineered for Rheem and Ruud equipment

Heavy-Duty Seals: Includes NBR and FPM components for reliable sealing across air and inert gas applications

What are the actual dimensions of this filter

What are the connection sizes for installation

Lochinvar & A.O. Smith 100112849 Switch 318423-701 OEM Compatibility: Precision-engineered for RheemThe 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