Optex RC-20U Receiver

The RC-20U Receiver can be placed in any room of your home or business to notify you of customers or visitors. Additional receivers can be purchased to expand your Optex Driveway Annunciator System. The RC-20U Receiver includes volume control, an on/off switch, and three different chime sounds to choose from. Up to 12 TD-20U sensor/transmitters can be programmed to this RC-20U receiver, giving you the ability to monitor several different locations! As well, the RC-20U receiver and the TS-10U portable handheld transmitter together provide an excellent wireless doorbell system.

The RC-20U is the receiver / chime for the RCTD-20U (Wireless 2000). The device is powered by a AC adaptor (included), and up to nine TD-20U's can be added to one RC-20U receiver. (With an additional three added to a latching zone) In addition, the RC-20U includes a Form-C relay for activating additional devices such as lights, a camera, door lock, etc.

Manufacturer Instructions


Accepts 9 transmitters, identifies each group of three with a different chime tone
Operates with 9VDC adapter (included)
Wall mount or table mount design
Form C relay for activating other devices (50 VAV 1A max. or 24VDC 1A max.) with adjustable output duration

SKU: 80-506AS
  • Current Price: $74.99


Our mission is to make your search on the internet EZ by finding what you are looking for with us! Our goal is to find / develop and offer Wireless Driveway Alarm and accessories you can not easily find elsewhere. Wireless Driveway Alarms has Driveway Alarm Sensors for all your applications. We carry a large selection of Driveway Alarm brands with motion, vehicle, magnetic, and pressure hose Driveway Sensors with easy installation wireless Driveway Alarm sensor transmitters and receivers.