Iridium Modem w/ Extended Voltage





The A3LA-R is a satellite modem comprised of an Iridium® 9523 transceiver. It allows SBD, SMS, Data Switch and RUDICS connectivity to the Iridium satellite network. With a connected DPL handset, the A3LA-R can place voice calls similar to an Iridium 9555 / 9575 phone.

A3LA-R-SMA variation is also available. Contact us today

A3LA-RM-SMA variation is also available. Contact us today

Key Features:

  • Low-cost
  • Small form-factor
  • Capable of SBD, SMS, Data Switch, RUDICS and Voice
  • RS-232 interface
  • Functionally is the same as the Iridium 9522B Modem
  • 60% less volume than the Iridium 9522B Modem
  • 50% lighter than the Iridium 9522B Modem


  • A3LA-R-MIL Modem is certified to MIL-STD-810G standards and is IP67 rated

Compatible Airtime Services:

Dial-Up, RUDICS, SBD, SMS, Voice


Dimensions 102 mm x 61 mm x 24 mm (4.0″ x 2.43″ x 0.95″)
Weight 198 g (7.0 oz)
Input Voltage: 4.0V to 5.5V or 5.0V to 32.0V
Avg. Current: 350mA @ 5V Input
I/O Interface: 25-Pin D-Sub, SIM Reader
Antenna Interface: TNC Female
Software Interface: AT Commands through Serial
Operating Temp: –30°C to +70°C (–22°F to +158°F)
Operating Humidity:  < 75% RH
Operating Frequency: 1616.0 to 1626.5 MHz
Link Margin:  12 dB



User Guide (Rev A 2022-04-19)

SatTerm v9.1.1 Setup

Server for Trackers 8.6.5


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