UTC Fire & Security 449CSRT SMOKE DET PHOTO SELF-DIAG 12 24V 4-wire-HT RLY sndr
The ESL 449/448 Series self-diagnostic, monitoring four-wire smoke detectorscontinually their own sensitivity and operational status, andprovide a visual indication when trouble comes not in a position rangeor internal diagnostic sensitivity.
List Price: $ 53.00
Price: $ 53.00
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