Optex TD-20U | Long Range In/Outdoor Transmitter

The TD-20U is a long range indoor and outdoor transmitter from Optex which is highly compatible with the TR-20U repeater, the RC-20U chime box w/ relay, and any 1000 series wireless receiver. The TD-20U transmitter comes with a 17ft selectable fan pattern, a 50ft long range distance, an LED indicator for low battery status, and verifying detection, as well as a supervised low battery, and over 8 million codes possible for eliminating interference from neighbors. The TD-20U transmitter also features a weatherproof structure, multiple mounting options, a passive infrared detection method, plus a compact and lightweight design. This professional transmitter is user friendly, and comes effortless to setup for any operator for fast operation.

The TD-20U is the battery-powered sensor transmitter for the RCTD-20U (Wireless 2000). The detection pattern is selectable, allowing for a 17 foot fan pattern or 50 foot beam pattern, and sends a signal back to the RC-20U chime box when compromised. The device is powered by a standard 9V battery (not included), and up to nine TD-20U's can be added to one RC-20U receiver. Products are backwards compatible and will work with the RC-10U Series.