Digi XTend 900MHz RF Modems – Wireless Serial RS232, RS485 up to 64 Km

XTend 900MHz RF Modems

Digi XTend 900MHz RF Modems – Wireless Serial RS232, RS485 up to 64 Km

Digi XTend 900MHz RF Modems provide everything you need for out-of-the-box serial cable replacement, enabling quick wireless connectivity of electronic devices across a broad range of applications. Simply feed data into one modem and the data is transported to the other end of a long range wireless link.

Up to 64km LOS Range

Using 900MHz with an adjustable power output from 100mW to 1W, DIGI  XTend® 900MHz RF Modems can provide a range of up 64km LOS (line of site, using high gain antenna) at 10kbps.

Multiple Interface

Serial model can be configured for RS232, RS422 or RS485 (USB versions not aproved for use in Australia).

Supported Network Topologies

Peer-to-Peer (no master/slave dependencies), Point-to-Point, Point-to-Multipoint.

Industrial Design

XTend 900MHz RF Modems accept 7-28VDC power supply and have a wide operating temperature range of -40° C to 85° C making them ideal for demanding industrial M2M applications.

Data Security

Data security is provided by 256-bit AES encryption (128-bit AES is available outside of North America). If more advanced functionality is needed, the modems support an extensive set of AT and binary commands.


Configuration of Digi RF modems is acheieved via a USB port with Digi’s XTCU software.

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  • 64km LOS
  • RS232, RS485
  • 900MHz up to 1 Watt
  • -40ºC to 85ºC (RS232, RS485)

Typical applications:

  • Industrial & Building Automation
  • Agriculture & Irrigation
  • Remote Monitoring
  • Automated Metering
ETM Item / Order Number
  • RF Modem RS232, RS485


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