Coolgear 4 Port USB to RS485 High Speed Adapter w/12V DC Power Supply

Industrial Grade USB to RS485 Adapter

Adding a USB 4 port serial adapter is easy with plug and play technology. The CG-UHS4P485 serial adapter is automatically detected and installed to your system. It's designed for the use in environments requiring 2-wire half duplex RS-485 modes. It can operate in two modes, without echo selectable by DIP switch.

The USB to RS485 adapter features a failure warning displayed by an LED. If an incorrect signal is sent by a defective device, a red LED will illuminate indicating a fail. This USB to RS485 adapter provides instant connectivity to communication devices for factory automation equipment, multi-drop data collection devices, barcode readers, time clocks, scales, and more in harsh environments

USB to RS485 Adapter Features

• Adds four high speed half-duplex RS-485 serial ports via USB connection


• USB2.0 interface supports high speed 480Mbps


• Works with USB1.1, USB2.0 and USB3.0 host or USB hubs


• Supports two operation modes: RS-485 half-duplex echo and non-echo mode


• Installs as standard Windows COM port


• COM port number can be changed to any available COM port number


• Auto transmit buffer control for 2-wire RS-485 half-duplex operation


• Built-in 15kV ESD protection for each RS-485 port


• 600W surge protection on all RS-485 bus


• Provides failure warning when reverse connection or incorrect signals detected


• Protected circuits automatically shut down the breakdown RS-485 port


• Each RS-485 port with 2kb receive buffer and 2kb transmit buffer


• Requires no IRQ, DMA, I/O port


• RS-485 termination installed on-board, enabled or disabled by jumper

Package Contents

• USB to 4 Port RS485 Serial Adapter


• 12V DC power adapter


• Driver Disc