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BRK Hardwired (with Battery Back-Up) Ionization Smoke detector

First Alert BRK Hardwired (with Battery Back-Up) Ionization Smoke detector

4.6
1735
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165 Questions
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Is this the same detector as 9120B? Will it fit the existing mount... Is the plug the same?


Hi alec, this is the 8th edition version of the 9120B. You can use the same mounting plate and plug. - Maria

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