The OH19X series flush backbox/housing is complete with standard electrical knockouts on top, bottom, and back of housing. to allow for wire entry.
Contractor shall observe all local and national electrical and building codes, and contractor shall provide a model S1 special screwdriver for future system maintenance.
These backboxes/housings are used with a variety of apartment entry intercom and video intercom lobby panel modules, as well as specialty and annunciator modules.
Electrical knockouts are provided on the top, bottom and back of these units.
NOTE: All models are 17.25"H (439mm) and 4.00"D (102mm) into finished wall. NOTE: Sizes larger than OH194 are non-stocked, special-order items.