Optex RC-20U 3 Channel Receiver Chimebox with Relay
SKU
RC-20U
Model No
RC-20U
$74.40
Product Highlights
- Accepts 9 transmitters, identifies each group of three with a different chime tone
- Operates with 9VDC adaptor (included)
- Wall mount or table mount design
- Form C relay for activating other devices (50V AC 1A max. or 24V DC 1A max.) with adjustable output duration

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Optex RC-20U 3 Channel Receiver Chimebox with Relay Features
The RC-20U is the receiver/chime for the RCTD-20U (Wireless 2000). The device is powered by an 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.
Features
- Accepts 9 Transmitters: This feature allows you to connect multiple transmitters to the same receiver, identifying each group of three with a different chime tone, ensuring you know which area is being activated.
- Operates with 9VDC Adaptor: The included adaptor ensures a reliable power source, so you don’t have to worry about batteries running out, enhancing convenience.
- Wall Mount or Table Mount Design: This flexibility in installation allows you to place the device where it is most convenient and accessible for your needs.
- Form C Relay for Activating Other Devices: With a max capacity of 50V AC 1A or 24V DC 1A, this adjustable relay can be connected to lights, cameras, or door locks, adding versatility and enhancing security.
Optex RC-20U Detailed Specifications
Receiver Model | RC-20U |
Power Supply | 9VDC Adaptor (Included) |
Maximum Transmitters | 9 TD-20U's |
Relay Type | Form C Relay |
Relay Output | 50V AC 1A max. or 24V DC 1A max. |
Installation Options | Wall mount or table mount |
Chime Tone Identification | Different tone for each group of three |
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