FeaturesAdopts original FT4232HL chip, fast communicating, stable and reliable, better compatibilitySupports USB to 4-ch multi-functional serial port, convenient for expanding or debugging various industrial serial port devicesSupports USB to 1-ch TTL + 1-ch TTL/RS485 + 1-ch isolated RS485/422 + 1-ch isolated RS232/485Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminalOnboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumptionOnboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & ESD protectionOnboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock proof performanceFully automatic transceiver circuit with no delay, ensures fast and stable communication between the USB port and different interfaces, without interfering with each otherOnboard TTL serial 3.3V /5V voltage translator, config the TTL level via switch9 LEDs for indicating the power and transceiver statusHigh quality USB-B connectors, smoothly plug/pullIndustrial grade metal case, supports wall-mount installation, solid and beautiful, easy to installPackage include1.
USB TO 4CH Serial Converter x12. USB Cable ~ 1.2 m x13. Screwdriver x1