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Application Specific: Designed exclusively for Weil-McLain HE Series 3 and HE-II units
The Honeywell 30756141-003 Input Card is a critical component for Ulyx
Optimized Combustion: Improves air-fuel mixing to reduce carbon buildup and ensure low NOx performance
the LW-3 control module breaks the 24VAC thermostat circuit
Lochinvar & A.O. Smith 100189284 Control Els PW 17895 Application Specific: Designed exclusively forThe Lochinvar & A. O. Smith 100189284 Control is a critical OEM replacement integrated control board engineered specifically for Fire Tube (FTXL) heating boilers, including the FTX850, FTX850L, and FTX850N models. As a veteran technician knows, the SMART SYSTEM control module is the "brain" of the hydronic system, managing flame ignition, burner modulation, and essential safety circuit checks. This board processes real time data from outlet