Honeywell 947 - 1” Diameter Steel Door Recessed Contact with Leads Reviews

Honeywell 947 diagram
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Reviews
Honeywell 947
Submitted on 10/22/2012

Had a large steel door that I never protected with my security sytem because the magnetic switches never worked. I just had a heavy duty lock on it and trusted it would work. Now I used this switch and the magnet isnt blocked by the steel door. Fixed a problem I lived with for a long time.