Reliable, Rugged, and Now Retired
The Motorola RDU4103 was a go-to UHF radio in the RDX Series—built for serious on-site communication. With 4 watts of power and access to 89 business-exclusive frequencies, this model delivered secure, interference-free communication for warehouses, manufacturing, schools, and more.
Clear Communication Without Compromise
Designed for clarity, the RDU4103 featured speaker magnetic field reduction for clean audio—even in high-noise settings. Voice-activated operation (VOX) made hands-free use a breeze with compatible accessories.
Built for Harsh Conditions
This radio didn’t just meet expectations—it met MIL-SPEC standards. Shock, dust, wind, vibration? It handled it all. Built to endure tough environments without flinching.
Smart Features, Easy Operation
- Up to 10 channels with customizable names (8 characters max)
- 2 programmable buttons for quick access to key functions
- Tri-color LED interface to monitor radio status at a glance
- Customer Programming Software (CPS) for custom configurations
- Simplified cloning between radios using accessory cable
Discontinued, But There’s a Better Option
As of now, the RDU4103 has been officially discontinued—but you’ve got a next-gen upgrade ready. Click here to view the Motorola CP100d Non-Display, the ideal replacement with digital performance, modern durability, and full compatibility for today’s business needs.
