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4O3A

USB to RS-485 Converter

$49.00
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Expected release date is 15th Dec 2025

Hurry Up! Only left in stock!

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December Is Coming — And So Are the Deals! 

Black Friday and Christmas are the season of giving — so this year, we’re giving BIG.

For every order OF 4O3A PRODUCTS over $4000 AUD, you’ll receive an exclusive December Gift Bundle featuring our premium NC1 Headphones and the professional MC1 External Microphone boom — absolutely FREE!

The NC1 delivers exceptional performance with top-quality HiFi audio, advanced noise cancellation, Bluetooth connectivity, and a built-in mic for crystal-clear communication. Perfect for immersive listening or focused work.

The MC1 is a high-grade external microphone designed especially for radio operations — deploy it whenever precision audio matters most.

How to Get Your December Gift:
Simply make your purchase directly with Comtek Radio from November 24th to December 31st. No codes. No hassle. Just premium gifts with your order.

Don’t miss out — upgrade your station and enjoy the sound of December savings!

This device is used to connect the Rotator Genius Magnetic Sensor to a PC without needing the Rotator Genius itself.  

USB to RS485 Converter. Supports Win, Linux, Mac OS, WinCE

  • USB to RS485 Converter Adapter
  • No need external power, powered by USB port
  • Fully compliant USB 2.0 standard, backward compatible with USB 1.1

This product will be in store around the 15th December, 2025

12 Month Warranty