First Alert Smoke Alarm Compatible Adapter Plug-ADF-12 - The Home Depot
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First Alert

Model # ADF-12

Internet # 204357247

Smoke Alarm Compatible Adapter Plug

First Alert Smoke Alarm Compatible Adapter Plug

This item has been discontinued.
The Home Depot no longer carries this specific product.

$19.97 / each


Model # ADF-12

Internet # 204357247

The First Alert BRK ADF-12 Smoke Alarm Adapter Plug easily connects competitive alarms without rewiring. This product is compatible with Firex Smoke Alarms and saves time and installation costs when retrofitting existing homes or apartments. First Alert designs and creates safety products that preserve and protect the things that are the most important to you, from your children and family to your home and the priceless memories stored inside.

  • Compatible with the following firex models: 406, 4518, 4618, 5000, 484, 4480, 5700 and 499
  • Compatible with the following BRK models: 4120, 5919, 2002RAC, 7010, SC6120B, HD6135FB and RM3
  • Maximum of only 12-units (except model G-6) may be interconnected
  • Ideal for retrofit applications


Assembled Depth (in.) 
1 in 
Assembled Height (in.) 
1 in 
Assembled Width (in.) 
3 in 
Product Depth (in.) 
Product Height (in.) 
Product Width (in.) 
Electrical Product Type 
Home Security & Safety Accessory 
Product Weight (lb.) 
.5 lb 


Rated 5.0 out of 5 by 2 reviewers.
Rated 5.0 out of 5.0 by Timesaver These worked like a charm, no need to undo the wires and the reattach the wires. Just make sure you have the right adapter and plug the new smoke detector in! March 31, 2015
Rated 5.0 out of 5.0 by Does what it says on the tin Easily snaps in to existing wiring harnesses to convert them. September 2, 2014
  • 2015-05-03T11:08:15.440-05:00
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