Industrial Grade USB-RS485 USB-RS422 USB-RS232 FTDI Chip Isolated Conversion Module USB TO RS232/422/485 Magnetic Isolation

SKU: 33011244691 Category: Tags: , ,


Magnetic Coupling Isolation UBS-RS232/485/422

Industrial-grade USB-to-serial conversion module featuring the renowned FTDI chip and magnetic isolation. This device seamlessly connects your USB port to a serial port (RS232, RS422, or RS485) with the added benefit of isolation to safeguard against voltage spikes and surges.

*(Rail bracket not included)

USB-RS485 USB-RS422 USB-RS232 FTDI Chip Isolated Conversion
Performance ParametersDescription
Transmission Rate300~9216000bps, auto-detection
Transmission Distance15 meters (RS232), up to 1200 meters (RS485/RS422)
Interface CompatibilityUSB2.0, RS485/RS422 standard
Protection LevelEach line of the RS485/RS422 interface is protected against lightning surges with 600W
Operating ModePoint-to-point or point-to-multipoint, 2-wire asynchronous half-duplex, 4-wire asynchronous full-duplex
Operating Temperature-40°C to +85°C, relative humidity 5% to 95%
Three Indicator LightsPWR (Power indicator), TXD (Transmit indicator), RXD (Receive indicator)
Electrical IsolationImported magnetic isolation chip, common-mode isolation >25 kV/μs
Load CapacityIn the point-to-multipoint configuration, each device can support up to 32 RS422 or RS485 interface devices
CompatibilitySupports WINDOWS98/ME/2000/XP/WIN7 and above, Linux, Mac

Power Supply: This module draws power directly from a USB port, eliminating the need for an external power source. It has an integrated DC/DC isolation power supply, converting +5V USB power into +12V for the RS232, RS422, or RS485 ports. This isolation ensures dependable and secure communication by mitigating voltage disparities between USB and serial ports.

RS232 Interface Chip: Leveraging the superior FTDI chip for the RS232 interface, it offers exceptional driver support, making it compatible with a wide range of computer motherboards. This ensures a seamless and reliable connection between USB and RS232 ports.

System Compatibility: Our module is designed to support various operating systems, including Windows CE, 2000, XP, Vista, Win7, Win8, Win10, Linux, and Mac OS, catering to a broad spectrum of users.

Interface Standard: Compliant with the TIA/EIA RS485/RS422/RS232 standards, it ensures consistency and reliability in data communication.

Baud Rate Range: Supporting baud rates from 300 bps to 128 kbps for RS485/RS422 and 300 bps to 120 kbps for RS232, it accommodates a wide range of communication speeds.

USB Compatibility: This module fully adheres to the USB 2.0 standard and is backward compatible with USB 1.1, offering high-speed data conversion.

Plug and Play: Enjoy a hassle-free experience with simple installation and driver compatibility. It effortlessly connects with all serial (RS-232) devices, facilitating high-speed data conversion.

Advanced Features: Benefit from remote wake-up and power management, automatic handshake configuration, and support for plug-and-play and hot-plugging via USB.

Operation Environment: It operates flawlessly in a wide temperature range from -40°C to 85°C, with a relative humidity range of 5% to 95%, ensuring reliability in various working conditions.

Transmission Medium: Use twisted pairs or shielded wires for data transmission, allowing flexibility in your setup.

Interface Protection: With a photoelectric isolation voltage of 1500V, 600W lightning stroke, surge protection, and +15KV electrostatic protection, your device and system are shielded from electrical interference and surges.


This module is tailor-made for connecting modems, PDAs, and high-efficiency equipment to PLCs, microcontrollers, industrial control equipment, medical devices, and communication systems. Its compact size, measuring 76mm x 40mm, makes it suitable for various industrial applications where reliable and protected serial communication is imperative.

An industrial-grade USB-to-serial conversion module with FTDI chips and magnetic isolation is a device that allows you to connect a USB port to a serial port (RS232, RS422, or RS485) with isolation to protect against voltage spikes and surges. The FTDI chip is a high-quality chip that converts the USB signal to the appropriate serial signal, and the magnetic isolation helps to protect the device and the system it is connected to from electrical interference. This type of device is often used in industrial applications where a high level of reliability and protection is required.

Additional information

Weight 0.5 kg



USB-232/485/422 ISO

1 review for USB-RS485 USB-RS422 USB-RS232

  1. A***s

    everything works properly, and is well packed. Quality is satisfied, thanks to the seller. Very pleased with the fast delivery. Thank you

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