Description
This is a Brand New OEM Armstrong/Lennox/Ducane 24 volt Transformer. It has a primary voltage of 110-120 volts and It's rated at 40VA. The Part # is 43J3201 (also #43J32). It is used in MANY Armstrong/Lennox Gas Furnaces!
Function:
Transformers are devices used in electrical circuits to change the voltage of electricity flowing in the circuit. Transformers can be used either to increase the voltage (called "step up") or decrease the voltage ("step down"). Transformers found in furnaces are "step down" transformers and usually convert 120-240 volt to 24 volt.
Replaces Old Part #s:
09PT-0115 B40-01-TA-108
Repair Difficulty Level:
Partial List of Units that Use This Item:
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