Hochiki CHQ-BACKBOX Module Back Box CHQ-BACKBOX is a weatherproof back box designed specifically for use with the CHQ "Smart-Fix" range of modules. When the "Smart-Fix" Module is bolted to the CHQ-BACKBOX the whole unit is then IP Rated to IP65. Manufactired in durable ABS and colour matched to the "Smart-Fix" Module base, the CHQ-BACKBOX gives the installer complete flexibility. The CHQ-BACKBOX features 10 knockouts for glanded cable entry (glands not supplied). Key Features: Increases CHQ "Smart-Fix" Modules IP Rating to IP65 Robust, Durable Features 10 knockouts for glanded cable entry CHQ-OEM Module Lid (White) Also Available (See Options)