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Septentrio PolaRx5 Resource Page


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Available as special buy
Available on loan
Serviceable at UNAVCO
File Size (24 hr, 15 s)
Time lasts recording at 15 s
Power draw w/ antenna
Time lasts on 18Ahr battery
Septentrio PolaRx5



6.9 MB
Up to 32 GB Internal or Extended External

4.0 W

~1.8 days
  • Configure via http interface or RxControl.

  • Download data via HTTP interface or FTP; no special downloading software required.

  • Has FTP push, RSYNC and IP filtering capabilities.

  • Records GPS L1, L2, L2C, L5, GLONASS, Galileo, BeiDou, QZSS, and SBAS.

  • Native data format is SBF; can stream SBF, BINEX, NMEA and RTCM real-time formats.

  • Supports logging to External USB drive.

  • Supports up to 8 logging sessions. 


  • Current publicly available version is 5.4.0
  • In June 2021 Septentrio has identified an issue affecting receivers with serial numbers newer than 4502163 (manufactured in 2018 or later) that can cause the loss of the receiver’s internal memory that can only be recovered by an on-site power cycle.  Users should contact for a patch that can be applied to receivers already running 5.40 to prevent this from occurring.
  • *NOTE - Firmware version 5.3.0 and above fixes a critical data logging bug and should be loaded as soon as possible to avoid data loss.
  • Download from Septentrio PolaRx5 Support website . (only latest version available, older versions available below)
  • 5.4.0 Release Notes
  • Run this script to enable new signals and satellites. Set_full_tracking
  • Firmware versions should be installed without skipping over major versions. Here are some firmware upgrade notes.


Old Files



Last modified: 2019-12-27  16:36:35  America/Denver