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  Bosch DS-D132B Polarity Reversing Module
Bosch DS-D132B Polarity Reversing Module


Our Price : $37.15

Product Code: DS-D132B


The D132B module reverses polarity on the smoke detector loop during alarm. It can be used to activate the sounder in smoke detectors with the sounder feature. It works with both two-and four-wire circuits and with Class A or Class B Initiating circuits.
  • Polarity Reversing Module

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