Easy World Automation | SATEL COMPACT-4BT Serial Radio Modem

SATEL COMPACT-4BT Serial Radio Modem

  • IP67 ensures that the radio modem is waterproof and secured against dust
  • Wireless modem configuration via Bluetooth (Android app)
  • Wireless data transfer via Bluetooth (SPP)
  • USB connections (serial data, modem configuration)
  • Easy to carry
  • Versatile mounting options
  • Exceptional vibration tolerance; excellent choice for robust mobile use
  • AES128 encryption support available


SATEL Compact-4BT radio modem combines a UHF radio modem, Bluetooth, and internal battery with IP67 classified housing. It is an excellent choice when you do not have an integrated radio module inside the device or when cabling between the device and the external radio is not practical. SATEL Compact-4BT is particularly well suited for outdoor use under varying weather conditions, for example in applications such as land surveying, agriculture, and machine control.

You can place an order for the SATEL COMPACT-4BT Serial Radio Modem, which is applicable in the Marine industry, online via one of our Middle East branches (Dubai/ Oman/Saudi Arabia) and get it delivered at a low cost at a specific time.


Technical specs
Frequency range 403…473 MHz
Tuning range 70 MHz
Channel spacing 12.5 / 25 kHz (Software selectable)
Sensitivity/Carrier power -116 dBm / 0.1, 0.2, 0.5, 1 W
Interface RS-232 / USB
Bluetooth BT2.1 + EDR and BLE 4.1
Data speed Radio 28800 bps / Serial 115200 bps (25 kHz)
Operating voltage +12 … +30 Vdc
Power consumption 12 Vdc Charging: 7.4 W, Charging + RX: 8.4 W, Charging + TX: 13.2 W @ 1 W RF, Device OFF: 0.46 W, RX: 1.32 W, TX: 5.8 W @ 1 W RF
Operational time (estimated) 6 hours @ TX 1 W (50 %), 8 hours @ TX 0.5 W (50 %), 20 hours @ RX only
Charging time (estimated) 4 hours @ 2 A
Size/Weight 165 x 55 x 55 mm / 420 g
Connectors M12 circular / TNC female