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Male DB9 to CAT5 Adapter

Add a Male serial DB9 connector to your standard CAT5 cables with this adapter. Most importantly, you can change the layout of the pins so each wire goes to a different pin on the DB9 connector by just plugging/unplugging!

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Availability: ✅ Ships Today

Last Updated: 07/01/2025

Tinkersphere

TS1524

$5.99

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Features:

  • Male DB9 to RJ45 (CAT5 Ethernet Port) Adapter
  • Connector A: Male DB9 Connector
  • Connector B: Female RJ45 Port
  • Easily switch which wire goes to which pin on the DB9 Serial plug since the wires can just plug into the pin holes!
  • Ideal for customizing Serial Pin usage since the pins can easily be swapped
  • Plug a standard ethernet cable in
  • Useful for connecting serial ports to the RJ45 console ports on routers
  • RS232 9-Pin Serial to RJ45 Cat5 Ethernet
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