Product Description


SATEL Compact-Proof 869

Industrial UHF/VHF Modem

IP67 classified UHF radio modem with battery backup for licence-free 869 or 865 MHz.


SATEL Compact-Proof is an IP67 classified UHF radio modem for wireless data transfer, using the pan-European (869 MHz) or Indian (865 MHz) licence-free frequency range. It provides a compact and flexible solution for a wide range of applications. SATEL Compact-Proof is particularly well suited for outdoor use e.g. land surveying under varying weather conditions.

  • SATEL Compact-Proof with battery (YM6576)

  • SATEL Compact-Proof without battery (YM6575)


Long-lasting performance for challenging conditions

According to the IP67 standard, the casing and connectors of the SATEL Compact-Proof are waterproof and secured against dust. The radio modem is equipped with a Liquid Crystal Display (LCD), used to indicate the current operating status (frequency, channel number, power level, voltage level, field strength), as well as for changing the setups of the radio modem.

The lithium-ion battery provides a long-lasting performance and plenty of operating hours. The operating time in +25°C is more than 15 h (50% duty cycle@0.5 W).


Frequency range

869.400 … 870 / 865 … 867 MHz

Channel spacing

25 kHz

Sensitivity / Carrier power / Max.

-111 dBm / 0.5 W / 1 W



Data speed

Radio 19200 bps / RS 38400 bps


186.5 x 83.3 x 50 mm


850 g


8-pin ODU / TNC / 4-pin ODU


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