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Baseline Firmware and Software Versions

Article ID: 23
Last updated: 04 Aug, 2020
Warning:   Firmware releases older than the below versions may contain bugs that are resolved in newer releases.
This table should be used as the oldest backward-supported release versions of Suntech firmware or software.  Custom user firmware are not reflected in the table below, bugs in newer firmware may not impact all applications and many older firmware are used in production.  Please consult your sales contact if you're concerned about a firmware update.  
Device Model Stable Firmware Version Stable MCU Firmware Version Product Type Release Notes

ST4300

36.2.0.44

1.0.16

Vehicle Tracker with multiple I/Os

Change Log

ST4310U

67.1.0.13

N/A Wired Tracker with 1 Input and 1 Outputs

Change Log

ST4310

68.1.0.9

N/A

Wired Tracker with 1 Input and 2 Outputs

Change Log

ST4310W

69.1.0.14

1.0.16

Wired Tracker with 1-Wire

Change Log

ST4310R

70.1.0.7

N/A

Wired Tracker with RS232 & 1 Output

Change Log

ST4310RW

71.1.0.5 1.0.8

Wired Tracker with RS232 & 1-Wire

Change Log

ST4310M

72.1.0.6

N/A

Vehicle Tracker w/ RS232 & Power Out 

Change Log

ST4330

75.1.0.1

Asset Tracker with Optional Wired Power

Change Log 

ST4340

47.1.0.12

N/A

Wired Tracker with multiple I/O 

Change Log

ST4340LC

52.1.0.35

N/A

IP67 Wired Tracker with 1 I/O

Change Log

ST4500

46.1.0.51

N/A

OBD2 Tracker

Change Log

ST4500T

82.3.0.15

OBD2 Tracker w/ BLE

-

ST4500J

100.1.0.2

N/A

OBD2 Tracker w/ J1939

Change Log

ST4910

101.1.0.63

N/A

Battery Powered Trailer Tracker

-

ST4940M/S

61.1.0.25

Personal Tracker

Change Log

ST4940B

64.1.0.27

Asset Tracker

Change Log

ST4940BT

79.1.0.11

Asset Tracker w/ BLE

Change Log

ST4940B Solar

64.1.0.28

Asset Tracker w/ Solar

Change Log

Article ID: 23
Last updated: 04 Aug, 2020
Revision: 44
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