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The Lennox 30H65 Interlock Switch is a critical safety component designed for seamless panel integration in commercial and residential HVAC units
but the capacitance (15 MFD) must remain the same for motor health
this is an authentic OEM replacement part
The signal selection is managed via internal DIP switches
Lennox 33M12 Heat Exchanger Els PW 17895 The Lennox 30H65 Interlock SwitchThe Lennox 33M12 is a high performance aluminum heat exchanger designed specifically for Lennox G24 series furnace and WhisperHeat units. Engineered as a low heat replacement part, this component facilitates efficient thermal transfer between the combustion gases and the circulating air stream. The Lennox 33M12 heat exchanger is manufactured with heavy duty aluminized steel to resist thermal fatigue and ensure structural integrity under constant
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