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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, 9 months 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, 10 months 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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