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The KIDDE - EDWARDS AB4G-SB is a surface-mounted back box designed for use with compatible sounder bases in fire alarm notification systems. This enclosure provides a flush-mount solution where recessed electrical boxes are not available or practical, allowing sounder base devices to be installed directly on flat wall or ceiling surfaces. The AB4G-SB is sold as an individual unit and is a standard accessory in commercial and residential fire alarm installations where surface wiring conditions require above-surface mounting hardware.
This surface box is used in fire alarm notification system installations where a recessed junction box is not present or feasible. It is suited for commercial buildings, light industrial facilities, and multi-family residential applications where sounder base devices must be mounted on exposed surfaces. Installation is typically handled by licensed fire alarm technicians or licensed electricians working within the scope of a fire alarm system project.
Designed as an OEM-style surface mounting enclosure for compatible sounder base notification devices in fire alarm systems.
Installation should be performed by a licensed electrician or certified fire alarm technician in accordance with NFPA 72 and applicable local codes. Disconnect and lock out power to the fire alarm circuit before mounting or wiring any notification devices. Ensure the surface box is secured firmly to the mounting surface before attaching the sounder base. Follow the sounder base manufacturer wiring instructions for all field connections.
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