Rev.1 - 07/10
ARCHITECTS' AND ENGINEERS'
The adaptor plate(s) shall be Alpha Communica-
tions® model AP543 or approved equal and shall be
large enough to cover the area occupied by the
previous intercom unit. The adaptor plate shall be
made of heavy-duty molded hi-impact plastic in a
White finish. The adaptor plate(s) shall be punched or
drilled by the installer to cover the existing back box.
The IS543 universal apartment intercom station shall
be mounted onto the adaptor plate(s). If required,
contractor shall paint the adaptor plate(s) to match the
existing wall finish, using a non-peeling type plastic
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The Alpha Communications® AP543 adaptor plates are
designed specifically to cover existing oversized apart-
ment intercom back boxes and other existing wall open-
ings, for mounting of the IS543 apartment intercom
Once the adaptor plate is affixed to the wall, you can install
your IS543 universal apartment intercom station directly
onto the adaptor plate, by simply pressing the station onto
the front of the adaptor plate.
The model AP543 features a large (center) opening for wire
access and you can punch or drill any mounting holes you
may need to allow the AP543 to mount to the existing flush
back box. The AP543 does not come with any mounting
Installation is quick, easy, attractive and eliminates the
need for plastering and painting over the existing hole.
Custom-sized adaptor plates are also available in alumi-
num, stainless steel, polished brass, or other painted
finishes. Please send a detailed sketch to our sales dept.,
along with the quantity needed, for a prompt quotation.
• Heavy-duty mol