Support the RS232 Serial interface. Transfer your RS232 device to a USB device. Colour: Blue. Support automatic handshake mode.
eBay
AX900 USB WiFi 6 Bluetooth 5.3 Adapter 2in1 Dongle Dual Band 2.4G&5GHz USB WiFi Network Wireless Wlan Receiver
Aliexpress UK
1 x RS232 to USB 2.0 Cable for PC. Connect the USB serial cable to the computer's usb interface, it will automatic identify and setup. Smart USB to RS-232 (DB 9-pin male serial port) interface. USB specification 1.1, and USB 2.0 compliant.
eBay
220V Smart Wireless Panel AP 300Mbps Access Point WiFi Repeater Wifi Extender Wall Embedded Router Panel usb socket rj45
Aliexpress UK
Support RS232 serial interface (both DB25 and DB9). The USB to Serial/Parallel Adapter provides the connection between USB and the traditional RS-232 serial port. Since the adapter uses no IRQs, it is perfect if you need many serial devices attached to your PC.
eBay
FENVI WIFI 6 USB Adapter AX286 Network Card Dongle 2.4GHz 802.11AX Antenna Signal Reception For Laptop Windows 10 11 Driver Free
Aliexpress UK
✔️ Convert USB to Serial Ports Eff ortlessly transform your USB ports into rs232 db9 serial ports with the Clydewy USB to serial adapter, enabling seamless connectivity for your serial-compatible devices.
eBay
USB RS232 To DB 9-Pin Male Cable Adapter Converter Supports Win 7 8 10 Pro System Supports Various Serial Devices Cable 75cm
Aliexpress UK
1 x 1.8m RS232 DB9 9 Pin Female to USB 2.0 A Male PLC Serial Cable for Vigor VB VH. Connector B: DB9 9Pin Female. Connector A: USB 2.0 A Male. Connect a RS-232 serial device such as a modem to a usb port on your computer.
eBay
USB RS232 To DB 9-Pin Male Cable Adapter Converter Supports Win 7 8 10 Pro System Supports Various Serial Devices Cable
Aliexpress UK
• USB to standard 9-pin / DB9 serial port. • Supports RS232 serial interface. Connector B: Serial (RS-232) Male. Connector A: USB. Cable Length: 80 cm. Features: Portable, Round Cable. Type: Cable. • 1x Cable.
eBay
USB 2.0 to Serial DB-9 RS232 Adapter, Windows 7/8/10/11/32/64/XP/RS232 to USB Converter
Aliexpress UK
This Listing is for 2x Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cables. The perfect solution for connecting high-speed serial devices to your computer. With a 6ft cable length, it provides ample flexibility while ensuring efficient data transfer. The cable features a USB 2.0 connector and is compatible with various devices, making it an excellent addition to your computer accessories. The cable is manufactured by Sabrent, a reputable company that specializes in computer accessories. **GREAT CLEARANCE BARGAIN PRICE FOR 2x UNITS!!!
eBay
USB Splitter Motherboard 19Pin to Dual 9Pin Connectors Header Female 1 to 2 Male Board 9-Pin USB HUB USB 2.0 9 pin Riser Adapter
Aliexpress UK
Pzsmocn USB to RS232 Female DB9 Computer Serial Port Adapter Cable 1.8m, with PL2303GT Chip, Compatible with Windows, Mac, Linux, Android.
eBay
NEW USB 2.0 9 Pin Splitter Motherboard USB 9Pin Header 1 to 2 Extension Adapter 9-Pin USB HUB USB2.0 Connectors for RGB Lamp Fan
Aliexpress UK