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Visiting my old high school in Dayton made me think about how we used to wire panels.

They're renovating the building and I saw a dusty old Ademco 4120 panel still mounted in the janitor's closet, which got me wondering how many of you still run into these dinosaurs and what you tell the customer about replacing them.
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2 Comments
chen.jade
chen.jade1mo ago
Parts are basically impossible to find" is putting it mildly. I saw one last year where the keypad membrane was so worn you could see the CIRCUIT BOARD. The homeowner asked if we could just fix that one piece. I had to tell him finding a new keypad for that would be like finding a new carburetor for a horse and buggy.
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the_cora
the_cora1mo ago
Found one in a basement last month, just a total relic. Told the homeowner it had earned its retirement (and that parts are basically impossible to find now).
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