This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.

Digi International XBee SX 1-Watt RF Modems

Digi International’s XBee SX 1-Watt RF modems operate at 900 MHz using the DigiMesh wireless networking protocol to provide reliable, redundant wireless communication for critical data. XBee SX modems are highly sensitive and have high IF and RF selectivity, achieving line of sight range up to 65 miles and high immunity to interference. The modems support data rates up to 250 kbps and use 256-bit AES encryption for secure communication. 

The DigiMesh networking protocol provides the redundancy of mesh networking and supports low-power sleeping nodes. XBee SX modems include a USB port for configuration and either a serial interface or analog and digital IOs for communicating with sensors, digital signage, or other equipment.

  • Transmit Power: Up to 30 dBm, software selectable
  • Receiver Sensitivity: -113 dBm (at 10kbps)
  • Network Topologies: Mesh, Point-to-Point, Point-to-Multipoint, Peer-to-Peer
  • Interfaces: RS-232/485 or AIO/DIO
  • Operating Temperature: -40°C to +85°C

More Information


New Industry Products are a form of content that allows industry partners to share useful news, messages, and technology with All About Circuits readers in a way editorial content is not well suited to. All New Industry Products are subject to strict editorial guidelines with the intention of offering readers useful news, technical expertise, or stories. The viewpoints and opinions expressed in New Industry Products are those of the partner and not necessarily those of All About Circuits or its writers.