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technicians ensure that the heating system adheres to original factory specifications and local gas regulations
Advanced Thermal Shielding: Integrated heat shield design protects internal wiring and igniter components from high-velocity thermal discharge
Corrosion Resistance: Fabricated from industrial-grade alloys to withstand the thermal cycling and humidity common in gas-fired heating environments
consult our technical team for compatible Armstrong models
Lennox 12L46 Pressure Switch Freon technicians ensure that the heatingThe Lennox 12L46 Pressure Switch is a critical safety component designed for precise furnace air pressure monitoring in Lennox heating systems. Featuring a factory set actuation point of . 40" wc (water column) and a 0. 55" wc reset, this SPST (Single Pole Single Throw) switch ensures the inducer motor is generating sufficient draft before allowing the ignition sequence to proceed. As a veteran grade OEM Lennox replacement part, it is engineered to