RANDL® Industries  

5 SQUARE Fire Alarm Signal Boxes
From $63.60 / 20 pack
Designed for electronic fire alarm systems, this box contains almost twice the interior space of traditional 4 square electrical boxes, so cable shorts and ground faults are far less likely, and your hands have plenty of room to maneuver during installation and maintenance.

5 SQUARE Telecom Outlet Boxes
From $158.40 / 20 pack
Designed to house low-voltage network cable for Ethernet ports and data jacks, these outlet boxes feature 88 cubic inches of internal space for increased cable capacity, and integrated cable management for bend radius control.

Extension Rings and Mounting Brackets for 5 Square® Back Boxes
From $41.90 / 20 pack
Designed specifically for mounting RANDL® 5 Square® boxes, these extension rings reduce box opening to standard 4 square size for compatibility with standard equipment, and the brackets allow you to mount multiple boxes between studs.