The FreeWave FGR3-C-U is a rugged 900 MHz industrial serial radio. It is designed for high-performance wireless connectivity in demanding applications. Operating in the 902-928 MHz band, it supports output power up to 1 W. Additionally, it offers line-of-sight ranges up to 97 km (60 miles).
It supports RS-232, RS-422 and RS-485 serial protocols, making it ideal for remote telemetry, SCADA, oil & gas, utility networks and other harsh-environment systems. Certified for Class I Division 2 (Groups A-D) and rated for operating temperatures from –40 °C to +75 °C.
Key features include:
- 902-928 MHz operating frequency with outputs up to 1 W.
- Up to 97 km (60 mi) range in clear line-of-sight.
- Supports serial protocols RS-232, RS-422, RS-485.
- Board-level module suitable for OEM integration.
Whether you’re deploying remote field networks, integrating legacy serial systems, or modernizing industrial telemetry, the FGR3-C-U delivers long-range performance and industrial-grade durability.





