Professional Quad Port USB to Serial DB-9 RS-232 Adapter

Quad Port USB Serial Adapter with Com Port Retention Technology* and High-Speed 920K Support.

Professional Grade Solution for Legacy or Industrial serial RS-232 device connectivity to a Laptop or Desktop Computer. This Adapter Retains all COM port setting assigned by the operating system and or modified by user. this is very convenient if adapter is disconnected and reconnected at a later time to another USB port on the same computer.

Supports Windows 11, 10, 8, 7 and Vista (32 and 64-Bit) as well as Linux and Mac OS 10.X 

Industrial USB to Serial Converter USB2-4COM-M USB 2.0 to Quad Serial Adapter

The USB2-4COM-M USB Quad Serial Adapter is designed to make serial port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the USB Quad Serial Adapter instantly adds four RS-232 serial communication ports to your system. By taking advantage of the USB bus, the USB Quad Serial Adapter makes it easier than ever to add serial ports and serial devices to your system with easy plug-and-play and hot plug features.

Plugging the USB Quad Serial Adapter to the USB port, the adapter is automatically detected and installed. There are no IRQ & COM port conflicts, since the ports don't require any additional IRQ, DMA, memory as resources on the system. The USB 2.0 Quad Serial Adapter is bus-powered, and it works with the USB host port supplying power of 500mA.

The USB2.0 Quad Serial Adapter provides instant connectivity with modems, ISDN TAs, PDAs, handheld & pocket PCs, digital cameras, POS, serial printers. It is suitable for remote access, retail and industrial applications, data collection and other applications requiring high speed RS-232 serial communication ports.

Feature & Specification:

Model No.: USB2-4COM-M Adds four RS-232 serial port by connecting to USB port Installed as standard Windows COM ports Full RS-232 modem control signals

• RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND
• Serial ports speed up to 921.6K bps
• 128 byte transmit FIFO & 384 byte receive FIFO
• Non-standard baudrates supported
• LEDs of Power, TxD and RxD for easy port monitoring and diagnostics
• Serial port protected with surge protection of 10KV
• USB cable of 0.9 meter included
• SECC sheet metal chassis with DIN rail bracket
• Bus-powered
• ROHS Compliant

System requirement:

• USB host port of 500 mA.
• Easy plug & play installation and RS-232 device connection
• Works with USB 1.1 & 2.0 host port
• Supports Windows 11, 10, 8,  7 and Vista (32 and 64-Bit) as well as Linux and Mac OS 10.X 

Packing list:

• USB2-4COM-m
• USB cable 0.9m
• Mounting Brackets
• Installation Disk with Drivers

Dimensions:

• 167 mm x 102 mm x 29 mm
• 189 mm x 102 mm x 29 mm (with DIN rail bracket)

Four DB9 male connectors COM Port Number can be changed to COM1 to COM4 to support HyperTerminal, or any other COM port number required

***USB Serial Adapters are designed to make serial port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the USB Serial Adapters instantly add serial communication ports to your system. By taking advantage of the USB bus, the USB Serial Adapter makes it easier than ever to add serial ports and serial devices to your system with easy plug-and-play and hot plug features. Plugging the USB Serial Adapter to the USB port, the adapter is automatically detected. There are no IRQ & COM port conflicts since the port does not require any additional IRQ, DMA, or memory as resources on the system.