Alpha IK543-2S 2 Unit Entry Intercom Kit+Wire
- Non-returnable or refundable

The IK543-2S from Alpha is an intercom kit that features our most popular apartment house intercom systems and configurations for buildings with 1 through 8 apartments, at a price that can't be beat! Kit contains 1- IS204 (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 of 2PRJ, 3PRJ 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.
Alpha IK543-2S Intercom Kit Features
- Simple Wiring: Enables easy loop wiring from indoor station to indoor station for quick and efficient setup.
- Built-in Tone Signal: Each indoor station includes a built-in electronic tone signal to notify residents of door calls, enhancing communication.
- Voice Fidelity: Exceptional voice fidelity ensures clear communication between residents and visitors.
- Easy Installation: All surface mount stations allow for straightforward installation without the need for complex wall setups.
- Door Release Capability: Built-in capability to release doors remotely (optional time delay available), adding to building security.
Alpha IK543-2S Detailed Specifications
| Product Type | Entry Intercom Kit |
| Indoor Station | IS204 'Universal' 4-wire |
| Amplifier | IA543 with built-in tone signal |
| Power Supply | SS105B U.L. listed 16VAC plug-in transformer |
| Installation Tools | S1 Scrulox screwdriver included |
| Entry Door Station | ES0 or ES612 series (1-8 push-buttons) |
| Cable Options | Coil of 2PRJ, 3PRJ, 4PRJ, or 12WJ intercom cable |
| Compatibility | Works with 16VAC electric door strike (additional relay for other voltages) |






