Kidde 74347U 10/12 so there’s no need to

so there’s no need to replace all your existing devices to upgrade to new LED technology

The low-profile design incorporates a speaker mounting plate for faster and easier installation

The Genesis line of fire alarm signals are among the smallest

— B200SR-IV: Standard sounder base

Kidde 74347U 10/12 so there’s no need toFor surface mounting in outdoor or wet applications, appliances must be mounted to a 449 or 74347U electrical box. In dry conditions, they are compatible with standard 4 inch square by 1 12 inch deep electrical boxes. When using the optional WG4WTS or WG4RTS trim skirt, a 449 or 4 inch square by 2 1 8" deep box must be used.