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Coolgear USB2 to 8-Port RS232-422-485 Serial TB Adapter Isolation | Surge

Ships from United States.
Most customers receive within 7-9 days.
  • Supports 3KV optical Isolation, 15KV ESD protection and 600W surge protection
  • Requires no IRQ, DMA, I/O port.
  • Virtual COM port drivers available for Windows 10, 8.1, 8, 7, Vista, 200

USB 2 to 8-port industrial serial adapter that protects you device(s) with optical Isolation 15KV ESD protection and 600W surge protection over each port. All ports are controlled by DIP switches (8 4-pin DIP switches) each terminal block serial port can be individually designated for the signal your application demands.


  • Supports USB 1.1 and USB 2.0 transfer speeds from 1.5 up to 480 Mbps automatic link and speed detection.
  • Adds eight high-speed RS-232/422/485 serial ports via USB connection.
  • 2K byte receive buffer.
  • 2K byte transmit buffer for high speed data throughput.
  • Requires no IRQ DMA I/O port.
  • Data rates: 300 bps to 921.6K bps.
  • Each serial port supports 5-pin screw-lock-type terminal block connector.
  • Auto-transmit buffer control for 2-wire RS-485 half-duplex operation.
  • Biasing and Termination resistors installed on-board.
  • Supports RS-232 3-wire signals: RxD TxD GND
  • Supports RS-422 RS-485 4-wire signals: TxD- TxD+ RxD+ RxD-
  • Supports RS-485 2-wire signals: data- data+
  • Monitor LEDS of TxD RxD indicating port status
  • AC to DC-12V 1A switching power supply included
  • Supports 3KV optical Isolation 15KV ESD protection and 600W surge protection
  • Virtual COM port drivers available for Windows 10 8.1 8 7 Vista 2003 2000
  • Industrial grade metal case with DIN-rail ears for Din-rail mounting.
  • Chipset: Genesys GT852G 4-port USB 2.0 hub chip + FTDI FT4232H USB 2.0 to quad UART chip
  • Dimensions: 192.42 x 122.22 x 23.60 mm (L×W×H) dimensions are to DIN rail(W) to power plug(L)

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