Honeywell AT40A1121 transformer, 120V 50-60Hz primary, 24VAC secondary

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Honeywell AT40A 1121 transformer, 120V 50-60Hz primary, 24VAC secondary;
replaces AT40A 1014 and AT40C 1004
$23.4067-03Q

Specifications provided by manufacturer on manufacturer's website

This `Honeywell AT40A1121 transformer` can be substituted for these OEM part numbers:

manufacturerpart number(s)
Honeywell
AT40A 1121

AT40A1121
AT40A 1014AT40A1014
AT40C 1004AT40C1004