Product Specification Sheet APS067

Rev. 02/2020

IK543/xS Series Apartment House Intercom Kits

Each IK543/XS Kit Consists Of:

IS204A Inside Surface Mount Stations (White)
(qty. of 1 to 8 depending upon kit selected)
(1) Compact Door Station (supplied with surface back box and integral rain hood) Door Remote Speaker / Panel, with 1 to 4 push-buttons. Model ES04S shown
(1) ES612 series Door Remote panel, with 5 to 8 pushbuttons. Model ES612/07 shown (comes with matching surface box/housing)
(1) IA543 System Intercom Amplifier
(1) SS105B U.L. Listed 16VAC Plug-In Transformer
(1) S1 Scrulox Screwdriver
(For Installation and Maintenance)
#2PRJ, #3PRJ or #4PRJ or #12WJ Intercom Cable (footage and type depends upon kit model selected). NOTE: 2 conductor #18 cable not included. NOTE: We reserve the right to send in split qtys. where required.
IK543/xS Series Apartment House Intercom Kits
The Alpha Communications┬« IK543/XS series intercom kits feature our most popular apartment house intercom systems and configurations, for buildings with 1 through 8 apartments, at a price that can't be beat! The 'x' in the model number indicates the kit size (1-8 apartments). Each kit contains 1- IS204A (white) 'Universal' 4-wire indoor remote station (for each apartment), 1- IA543 intercom amplifier (with built-in electronic tone signal), 1- SS105B U.L. listed 16VAC plug-in transformer, 1- S1 Scrulox (Roberts head) screwdriver, 1- 'ES0' or ES612 series surface mount entry door station/panel (with 1-8 push-buttons) and coil(s) of 2PRJ3PRJ or 4PRJ or 12WJ intercom cable (footage and type depends upon kit model selected).

Just add a 16VAC electric door strike, to complete your building security system. We know of no other system that can offer all of these features at this cost.

Other voltage door strikes and mag locks can be used with this system, with the addition of the PK407A auxiliary relay unit and additional door strike power supply. 

  • Simple loop wiring from indoor station to indoor station
  • Built-in electronic tone signal to each indoor station
  • Exceptional voice fidelity
  • Easy Installation - All Surface Mount Stations
  • Built-in Door Release Capability (with optional time delay)
Alpha Communications
42 Central Drive • Farmingdale • NY • 11735-1202 • Phone: (631) 777-5500 • Fax: (631) 777-5599
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Due to continuous product improvement, all colors, sizes, materials, finishes and specifications are subject to change without notice.