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Question About BRK electronic Smoke Alarm 1839WN
BRFK mODEL NO. 1839WN...

I have two old 1839WN detectors - what can I get to replace them that will fit?

Asked by Meri-Jayne on 03/25/2014 1  Answer

ManualsOnline posted an answer 10 years ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

Mike posted an answer 9 years, 1 month ago

0 9120B is what First Alert told me is the replacement unit, but plug has changed, so get anything 120vac interconnected that you like.
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