The PK502B from Alpha is a versatile multi-entrance audio adapter designed to enhance intercom systems, allowing for the integration of additional entrances easily and efficiently. With compatibility for up to 8 entrances when using multiple adapters, this product streamlines audio intercom and door release functions for various models, ensuring reliable performance and straightforward installation.
Alpha PK502B Multi-Entrance Adapter Features
- Supports 2 to 8 entrances – This flexibility allows users to expand their intercom system as needed, making it ideal for both residential and commercial use.
- Safe Low-Voltage Class II Wiring – Ensures safe operation and reduces the risk of electrical hazards, promoting peace of mind for users.
- Plug-In Wiring Harness – Facilitates quick and hassle-free installation, saving time and labor costs.
- Surface Mount Installation – Provides convenience in setting up the adapter, making it easy to install in various settings without complicated adjustments.
Alpha PK502B Detailed Specifications
| Model | PK502B |
| Compatibility | PK205, PK292A, PK543A, IA543 |
| Entrance Capacity | 2 to 8 (depends on the number of adapters used) |
| Wiring Type | Safe Low-Voltage Class II |
| Installation Type | Surface Mount |
| Wiring Harness | Plug-In |



















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