Armstrong 56W21 limit switch
$16.4016.40Armstrong 56W21 auto limit switch, L160-30F; replaces R46105-002
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Armstrong 56W21 auto limit switch, L160-30F; replaces R46105-002. These are the same parts for Allied Air, AirEase, Concord, Ducane, Lennox and others.Reviews
Featured positive reviews:
Received the parts quickly fits and worked perfectly very pleased!