USB to 2 Port Serial Converter Lindy 42889

The Lindy USB to 2 Port Serial Converter (model 42889) connects two 9‑pin RS232 serial devices to a computer via a single USB Type‑A port. It is USB bus‑powered and designed to link legacy equipment such as barcode scanners and industrial controllers to modern notebooks and MacBooks without extra power adapters.

Advantages

The converter provides two independent RS232 ports from one USB Type‑A connection, enabling reliable serial communication for legacy peripherals. Its compact design, 0.6 m integrated cable and lightweight construction (approx. 80 g) allow easy installation and portability. The device is compatible with Windows and macOS and requires no external power supply.

Suitable for

• Connecting barcode scanners with 9‑pin RS232 interfaces
• Linking industrial devices and controllers to laptops
• Integrating legacy serial peripherals in retail and POS systems
• Digital signage and IT service environments requiring serial connectivity

Key specifications

• Brand: Lindy
• Model / MPN: 42889
• EAN: 4002888428897
• Interface: USB Type‑A to 2 × 9‑pin RS232
• Cable length: 0.6 m (integrated)
• Power: USB bus‑powered (no external power supply)
• Compatibility: Windows and macOS
• Weight: ~80 g

How to use

Connect the converter's USB Type‑A plug to an available USB port on your computer. Attach up to two RS232 devices to the 9‑pin serial connectors. The converter is bus‑powered and should be recognized by supported operating systems; install any required drivers provided by the OS or Lindy if prompted. Once detected, configure the serial communication settings (baud rate, parity, data bits, stop bits) in your terminal software or device manager to match the connected peripherals.

Recommendations

For stable communication, use appropriate RS232 cables and verify serial settings on both the host and peripheral devices. Avoid excessive cable strain and ensure the computer's USB port provides sufficient power. If using on macOS or a specific Windows version, check Lindy support for driver availability and updates.