Description
This is a Brand OEM Honeywell 24 volt Transformer. It has a primary voltage of 208/240 volts and is rated at 75VA. It replaces the old part numbers listed below.
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:
AT88A-1021 AT88A1021 AT88A1021/U
Repair Difficulty Level:
Partial List of Units that Use This Item:
Hit Ctrl+F and enter your model number for a quick search!
