The IK543-4S from Alpha is an intercom kit that features our most popular apartment house intercom systems and configurations, ideal for buildings with 1 through 8 apartments, all at an unbeatable price! This comprehensive kit includes everything needed for a secure and efficient communication system, making it the perfect choice for residential complexes.
Alpha IK543-4S Intercom Kit Features
- Simple Wiring: Loop wiring from indoor station to indoor station simplifies installation and reduces setup time.
- Electronic Tone Signal: Built-in electronic tone signal alerts residents, enhancing communication efficiency.
- Exceptional Voice Fidelity: Enjoy clear sound quality for easy conversation, improving user experience.
- Easy Installation: All surface mount stations make setup straightforward, saving time and labor costs.
- Door Release Capability: Built-in capability allows for easy door access control with an optional time delay feature for added security.
Alpha IK543-4S Detailed Specifications
| Model | IK543-4S |
| Indoor Stations | 1- IS204 (white) for each apartment |
| Amplifier | 1- IA543 with built-in electronic tone signal |
| Transformer | 1- SS105B U.L. listed 16VAC plug-in transformer |
| Screwdriver | 1- S1 Scrulox (Roberts head) screwdriver included |
| Entry Door Station | 1- ‘ES0’ or ES612 series surface mount with 1-8 push-buttons |
| Cable Type | Coil of 2PRJ, 3PRJ, 4PRJ, or 12WJ intercom cable (type and footage depend on model) |
| Compatibility | Compatible with 16VAC electric door strikes and mag locks using PK407A auxiliary relay unit |



















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