- RS-232到TTL转换器UT-210 2015-12-11
- RS-232转RS-485/422串口加密转换器UT-308 2015-12-11
- 工业级*RS-485双路光电隔离中继器UT-520 2015-12-11
- RS-485/422到RS-485/422光电隔离中继器UT-209 2015-12-11
- *RS-232到RS-485接口转换器UT-204E 2015-12-11
- RS-232转RS-485/RS-422无源光电隔离型UT-501 2015-12-11
- *RS-232到RS-485/RS-422光电隔离转换器UT-208 2015-12-11
- 袖珍型RS-232到RS-485接口转换器UT-201 2015-12-11
- RS-232到RS-485/RS-422光电隔离转换器UT-503 2015-12-11
- RS-232到RS-485无源光电隔离转换器UT-217 2015-12-11