SKU: YM6804 Categories: ,


Note: The 4Pro is temporarily unavailable, with a replacement product expected to be available during 2022. Please contact us for more information.

The latest addition to Satel’s line of high power, rugged, reliable radio modems is the SATELLINE-4Pro. With power output up to 35W, and over the air datarates up to 28.8kbps, the 4Pro is one of the fastest high power radios on the market, while retaining full compatibility with Satel’s older product line, including the 3AS and EASy product lines. Many radios from PacificCrest, Trimble are also compatible, as well as products from numerous manufacturers integrating compatible radios such as Leica, Topcon, Septentrio/Altus, Hemisphere and many more. Contact us if you have questions on radio compatibility.

High output power lets you transmit up to 50 miles (80 km) or even farther. The rugged IP67 (NEMA 6) enclosure provides waterproofing and protection against dust, dirt and other particles.


Additional information

Max Data Port Speed

115.2 kbps

Max Throughput

28.8 kbps (channel size & compatibility dependent)

Frequency Range

406.18-470 MHz


12.5/25 kHz

Receiver Sensitivity

up to -117 dBm

Transmitter Power

2, 10, 20, 25, 35 Watts

Data/Power Connectors

8-pin ODU/4-pin ODU

RF Connector Type

TNC Female

Operating Voltage

+9 to +16 Vdc (greater than or equal to +12 Vdc @ 35W)

Power Consumption

< 1.8W RX, 100W @ 25W TX, 120W @ 35W TX


7.4 in (189 mm)


5.4 in (138 mm)


2.8 in (71 mm)


3.1 lbs (1420 g)