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Old 03-25-2020, 10:33 AM
retiredguy123 retiredguy123 is offline
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Quote:
Originally Posted by Chatbrat View Post
Wrong they are not interconnected with low voltage, they are interconnected with line voltage--they are on a dedicated circuit--check your breaker box, see if you can find a transformer for smoke detectors--lot cheaper for a contractor to use com wire than 14/3 RX
You are correct. They use line voltage.