Lochinvar & A.O. Smith 100112849 Switch 318423-701 3" Insertion Depth: Optimized probe

3" Insertion Depth: Optimized probe length ensures the sensor reaches the hottest point of the air stream for accurate sensing

the Conbraco 21-104-00 Water Gauge provides a reliable

the Nordyne 922523 comes with the multi-pin molex connector and power leads required for a direct connection to the factory control board

as a manual reset "Max" control

if the unit utilizes the specific L1-017111 platform

Lochinvar & A.O. Smith 100112849 Switch 318423-701 3" Insertion Depth: Optimized probeThe 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