Bosch D132B Polarity Reversing Module
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 24 V circuits and with Class A or Class B Initiating circuits.
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$68.12
Original price
$68.12
-
Original price
$68.12
Original price
$68.12
-
$68.12
Current price
$68.12