1. INDUSTRIAL GRADE ISOLATED CONVERTER: USB to RS232 485 422 TTL converter supports a variety of communicate interface conversion, USB to RS232, USB to RS485, USB to RS422, USB to TTL. it is an industrial grade isolation converter, with built in power supply isolation, magnetic isolation, TVS and other defend circuits, and aluminum alloy shell design.
2. EASY TO OPERATE: Industrial isolation adapter is easy to operate, with 0 delay automatic transmission and reception conversion function. It can be applied to various industrial control equipment or applications with high communicate requirements, fast communicate speed, stable and reliable, good compatibility.
3. STABLE ISOLATION VOLTAGE: On board integrated power isolation, providing stable isolation voltage, isolated end without additional power supply. On board integrated digital isolation, which can realize signal isolation, high reliability, strong anti interference, low power consumption, and
4. MULTI DEFEND: On board TVS (Transient Voltage ), effectively suppress surge voltage and transient spike voltage in the circuit, anti thunder, ESD defend. On board self recovery fuses and defend diodes to ensure stable current/voltage output, provide over current/over voltage defend and improve shock .
5. MULTI SYSTEM SUPPORT: Support for Android, for 11 / 10 / 8.1 / 8 / 7, etc. On board TTL serial 3.3V/5V voltage converter, TTL levels configurable via switches. 3 LEDs for power and transceiver status indication. Industrial grade metal housing, support wall mount and rail mount, sturdy and beautiful, easy to install.

Spec:
Item Type: USB to RS232 485 422 TTL Converter
Material: Aluminum Alloy
USB:
Operating Voltage: 5V
Connector: USB B
Defend: 200mA Self Recovery Fuse, Isolated Output
RS232:
Connector: DB9 Male
Defend: TVS Diode, Surge Defend and ESD Defend
Transmission