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RST620B TranSAT (RST620B)

TranSAT RST620B is an Iridium mobile or fixed satellite telephone that provides the option of a handheld or a completely hands free voice and data telephone for a wide variety of marine, land and air applications with a wide range of antenna options available.

  • Data
  • Voice
  • SMS
  • SBD
  • Handsfree
  • Ringer
  • Mute
  • Horn Alert
  • Intelligent Handset
  • SIM
  • Phonebook
  • Serial Port

RST620B TranSAT Features

Professional Transport Installation

The TranSAT RST620 operates similarly to a traditional car phone, providing a compact user handset that can be located close to the driver or captain, hands free or private communications, integrated speaker, microphone and transceiver with a professional looking installation.

Key Benefits and Features

• Slim line compact installation
• Voice, SMS, SBD and Circuit Switched Data capable
• Compact fully functional user handset for privacy mode
• Full Duplex Hands-free calling
• Echo cancelling technology
• Mic / Audio Integration to communication systems
• Horn Alert / Radio Mute capable
• RS232 D9 Serial Interface
• Accessory / Ignition sense
• SMA Connectors – Iridium Antenna
• FCC, Industry Canada, and ITU approval
• 12 month repair or replacement warranty


Antartic Logistics

Antarctic Logistics & Expeditions (ALE) operates the largest seasonal field camp in Antarctica. Situated at Patriot Hills, Antarctica (80 Deg 81 S 081 W), ALE provides support for intercontinental flights ...

RST620B TranSAT Specifications


Power Input Voltage 11 - 32V DC 2.5A
Power Consumption (AMPS) 12V DC 24V DC
Standby - inc handset 0.33A 0.14A
Transmit - inc handset 0.63A 0.23A

Connectors / Interfaces

Microphone 2.5mm mono
Speaker 3.5mm mono
Intelligent Handset RJ45 DPL BUS
Data Port RS232 Serial Interface
Transceiver D25
LEDs Power - Green
Power/Horn/Mute 5-Pin Connector
Line In/Line Out 3-Pin Connector
+10dBV or 0.3V RMS (2V Peak to Peak Max)
Input Z=50k Ohm, Output Z=1.2K Ohm


Temperature Degrees °C Degrees °F
Operating Range -30°C to +60°C -22°F to +140°F
Storage -40°C to +85°C -40°F to +185°F
Humidity 25-75% RH non-condensing


Dimensions mm inches
9522B w/ Mounting Bracket 185.2 x 81.4 x 29.8 7.29 x 3.20 x 1.17
HFI 186 x 130 x 27.3 7.32 x 5.11 x 1.07
Weight kg lbs
HFI modules 0.5 1.1
L-band Trxvr 0.6 1.3

Kit Contents

Hands-free & power interface (HFI)
Intelligent Handset
Speaker & Microphone
Iridium 9522B Transceiver module Main terminal
Cable assemblies: DC Cables, Interface Cables
Mounting adhesive / velcro
CD - Beam Management System, AT Commands, Manual
User & Installation Manual


Iridium Approved
EMC Compliance
Electrical Safety
Independent Aeronautical certification MUST be gained prior to installation