USB to Serial #4 RS232 Isolated Multiport


IP Electronix PH232Ux4 is a USB Adapter Multiport to Serial RS232 that provides #4 Serial COM Ports via its USB connection and is compatible with RS232 standard devices RXD, TXD, RTS, CTS, DTR, DSR and GND signals. PH232Ux4 is fully Plug & Play a and enables your laptop or workstation with the ability to communicate between a USB port and up to #4 RS232 serial peripherals with baud-rate from 300bps to 230400bps simultaneously. PH232Ux4 is Full-Duplex converter and supports Point-to-Point connection.

PH232Ux4 supports a wide range power supply and is working with DC voltage between 8V to 48V. Protection against Surge, ESD and EMI is considered in its design and also has 3kV insulation between USB and RS232 sides. Furthermore, all the ports are insulated from each other too.

PH232Ux4 is designed for industrial usage and is useful for Industrial Automation, Telecommunications, SCADA Systems and DCS Systems …

PH232Ux4 comes complete with drivers for Microsoft Windows. Drivers are also available for Linux, Mac OS and Android.

Contact us to buy and know the price of USB to serial PH232Ux4 converter.


  • USB to Serial RS232 Bi-Directional Converter;
  • Number of Ports: #4 RS232 Serial Port, #1 USB Port;
  • Serial Standard: Meets or Exceeds the Requirements of TIA/EIA-232-F and ITU v.28 Standards;
  • RS232 Signal (Full Handshake Support): TxD, RxD, DTR, RTS, DSR, DCD, GND;
  • RS232 Parity: Even, Odd, None, Mark and Space; Selectable;
  • Hi-speed USB 2.0 supported (up to 480 Mbps);
  • Fully Plug & Play;
  • Bus Powered (No External Power Supply Required);
  • Serial Transmission Speed up to 230.4 kbps;
  • Driver Supported: Microsoft Windows, Linux, Mac OS and Android (32 & 64 Bits) Operating Systems;
  • Power (Green) LED Indicator;
  • Transmit (Blue) and Receive (Yellow) LED Indicator for All Ports;
  • ESD Protection: RS232 Bus-Pin ESD Protection Exceeds ±15 kV Using Human-Body Model (HBM);
  • Dimensions: 218mm x 122mm x 30mm (8.58in x 4.80in x 1.18 in);
  • Operating Temperature: -10°C to +70°C (+14°F to +158°F);
  • 1 Year Guarantee and 5 Years Support.

User's Manual Data Sheet Driver