232 Transceiver Module #rs232#transceiver#module MORNSUN RS 232 transceiver modules is designed by RS 232 protocol, and it replaces the traditional design by integrating transceiver, isolation chip and high efficient DC/DC isolated power in one... more232 Transceiver Module #rs232#transceiver#module MORNSUN RS 232 transceiver modules is designed by RS 232 protocol, and it replaces the traditional design by integrating transceiver, isolation chip and high efficient DC/DC isolated power in one module. https://www.mornsun-power.com/html/products/49/rs-232-transceiver-module.htmlless