Description
The RY-AC/A relay is used to activate an external doorbell, buzzer, or signaling device when a call is received. It can be used for call extension on the LEF, TD-H & IE-8MD systems.
Main Features
- Allows an external device to be triggered when the intercom is called
- External device will be activated momentarily as long as the call button on the door station is activated
- External device and power for it not supplied by Aiphone.

While we strive to provide accurate imagery, product photos may not reflect the exact model or configuration offered. Please refer to the product description and part number for details, or contact us for assistance before ordering.