Check the listing for details. Optex AX-TWTXI Wireless Transmitter Module w/ Inovonics EN1941. Condition: New. Listed at 84.00 USD. The Optex AX-TWTXI is a high-performance wireless transmitter module designed to work seamlessly with Inovonics EN1941 for reliable intrusion detection. Specifically engineered for use with Optex AX-100/200/300 series photoelectric beam sensors, this module transmits alarm signals wirelessly using the trusted Inovonics protocol, eliminating the need for hardwiring and significantly reducing installation time. Its compact, weather-resistant enclosure ensures dependable performance even in harsh outdoor environments. Ideal for perimeter security, it features tamper detection, a long-lasting battery system, and easy integration into existing security ecosystems. With enhanced reliability and simplified deployment, the AX-TWTXI module offers a flexible, cost-effective solution for robust.