Please contact us at 800-325-3936 or to check the availability of replacement parts.

AB-4 Obsolete Product

4 Inch Addressable Detector Base

The 4" base is used to mount the smoke or heat sensor to the electrical back box. The AB-4 terminals are intuitively marked for easy installation and quick connection. The base will accept 14 to 22 AWG wire. The AB-4 will mount on a single gang, double gang, octagon or 4" square box.