Door Release Relay, 12V DC N/O

The Aiphone RY-PA is a door release relay designed for use with Aiphone's LEF open-voice audio-only intercom and entry security systems. This relay allows for selective door release activation and can handle both normally open (N/O) and normally closed (N/C) contact outputs. It is a versatile component that enhances the functionality of door entry systems by providing reliable control over door locks and other connected devices.