4 Port USB to RS232 Serial Adapter w/Optical Isolation, Surge Protection, 2500Vrms Isolation, Bus Powered, High Speed Serial Communication for Industrial Use

★★★★★ 4.5 68 reviews

$90.00
Price when purchased online
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$90.00
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 215154792 Release Date 2026/04/12 List Price $36.00 Model Number 215154792
Category
  • Fully compatible with USB1.0 and USB 1.1; Forward compatible with USB 2.0
  • Supports 4 DB9-Male UART Serial ports with Data Rate from 75 bps to 921.6Kbps
  • Supports Isolation and Surge Protection Features
  • Power solely from USB Bus. No external power supply needed.
  • Supports 3-wire RS232 Signals (TXD, RXD, GND)

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4.5 out of 5
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68 ratings | 28 reviews
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