Optex RCTD-20U WSS 2000 Sensor, Transmitter and Receiver Set
- 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
- Operates on a 9V lithium or alkaline battery

The RCTD-20U or “Wireless 2000” from Optex is a wireless annunciator system that not only alerts shop owners to customers entering their store, but also can provide driveway annunciation and perimeter awareness. The Wireless 2000 includes an outdoor rated PIR detector, as well as an R.F. receiver that can hold up to 9 detectors and chimes when the sensor detects motion. The R.F. receiver also features a Form C relay for activation of a variety of electronic equipment. Additional accessories can be added, including the TC-20U wireless door / window contact, TS-10U wireless push button transmitter for notification or activation applications and TR-20U repeater for applications where extended range between Wireless 2000 devices is necessary. Whether for home or business, indoor or outdoor, the Wireless 2000 is the ideal choice for perimeter awareness and wireless remote control.
Optex RCTD-20U Wireless 2000 Key Features
- Supports Multiple Transmitters: Accepts 9 transmitters, identifies each group of three with a different chime tone for customized alerts.
- Power Supply: Operates with a 9VDC adaptor (included) for convenience and reliability.
- Flexible Installation: Wall mount or table mount design allows for versatile setup options.
- Form C Relay: Activates other devices (50V AC 1A max. or 24V DC 1A max.) with adjustable output duration enhancing automation possibilities.
- Battery Operation: Operates on a 9V lithium or alkaline battery, ensuring functionality during power outages.
- Long Transmission Range: 2000ft. transmission range (line of sight) enhances coverage area.
- Customizable Detection Patterns: Selectable 17ft. fan (wide) or 50ft beam (long range) detection pattern caters to varied needs.
- Durable Construction: Weather proof housing (IP54 rating) ensures both indoor and outdoor reliability.
- Advanced Motion Detection: Uses passive infrared technology to detect motion and send RF signals to receivers, improving detection accuracy.
Optex RCTD-20U Detailed Specifications
| Feature | Details |
| Product Name | Optex RCTD-20U Wireless 2000 |
| Transmitters Supported | Up to 9 transmitters |
| Power Supply | 9VDC adaptor (included) |
| Installation Options | Wall mount or table mount |
| Relay Type | Form C relay (50V AC 1A max. or 24V DC 1A max.) |
| Power Backup | 9V lithium or alkaline battery |
| Transmission Range | 2000ft. (line of sight) |
| Detection Patterns | 17ft. fan or 50ft. beam |
| Weather Resistance | IP54 rating |
| Technology | Passive infrared motion detection |
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