TMT250 Product Change Notifications

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Product change notifications (PCN) is way of informing customers of upcoming changes related to Teltonika products. This includes outward appearance adjustments, hardware improvements, firmware changes, changes to package contents, etc. This page stores information regarding changes to the TFT100. Below you will find a list of both upcoming and already implemented changes sorted from newest to oldest (top to bottom).

2024.01.30: Base firmware update

We would like to inform you about the base firmware update for TMT250 starting from January 30th, 2024. New production firmware version will be 55.02.03.Rev.05

Change description
Change type Firmware update
Detailed description Key improvements from last production firmware are listed in errata: https://wiki.teltonika-gps.com/view/TMT250_Stable_firmware
Old Version: TMT250 55.01.10.Rev.00 New Version: TMT250 55.02.03.Rev.05
Change reasons TMT250 base firmware version update
Affected products
Model Affected order codes Order code changes
TMT250 TMT250 order codes with base Firmware Update firmware
Change impact
Risk assessment Client's special firmware versions or order codes with special firmware will not be updated to latest base firmware automatically. During the transition period clients might receive devices with previous Firmware version used in manufacture.
Suggested implementation plan If you are using special firmware version and would like an upgrade to new features of latest base firmware, please contact your Teltonika sales manager.

2021.10.19: Hardware update

We would like to inform you that new update is starting from 2021 4th quarter.

Change description
Casing change Hardware update
Detailed description

Thickened case, where belt is mounted.

New version:
Change reasons Solved problems arising during manufacturing process.
Product release date November 2021
Affected products
Model Affected order codes Order code changes
TMT250 TMT250****** No changes
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan Due to changes in device appearance we strongly recommend to contact your customs agent with our change log information, to avoid any unexpected delays in customs clearance process.
Change description
Change type Hardware update
Detailed description
  • Microphone removed from PCB
  • Gyroscope changed to Accelerometer
Old version: TMT250_44
New version: TMT250_72
Change reasons Removed unused components, which will allow faster device assembly.
Product release date November 2021
Affected products
Model Affected order codes Order code changes
TMT250 TMT250****** No changes
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan Due to changes in device appearance we strongly recommend to contact your customs agent with our change log information, to avoid any unexpected delays in customs clearance process.

2021.09.10: New print on the packaging box

We would like to inform you that new update is starting from 2022 1st quarter.

Change description
Change type Packaging
Detailed description New print on the packaging box
Old single packaging version:
Dimensions: – 89x89x27,5 mm
New single packaging version:
Dimensions: – 89x89x27,5 mm
Change reasons 1. Added a new marketing name of the device
Affected products
Model Affected order codes Order code changes
TMT250 TMT250******. No changes
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan Due to the new look of boxes we strongly recommend to update your marketing materials. Because of the new color of the packaging box, if necessary, update your branding materials (stickers, logo layouts).

Acknowledgement of PCN receipt If no feedback is received within two weeks after the issue date of this notification - Teltonika may accept that this change has been tacitly accepted and can implement the change as indicated above

2020.09.09: Top Sticker Changes

We would like to inform you that new update is starting from 2021 4th quarter.

Change description
Change type External/visual
Detailed description Top Sticker design changed
Old Version:
New Version:
Change reasons 1. Updated manufacturer name to Teltonika Telemedic
2. Updated address and post code to Naugarduko st. 102 LT-03160
3. Marketing name was changed to MINI TRACKEREASY
Affected products
Model Affected order codes Order code changes
TMT250 TMT250****** No changes
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan Due to changes in device appearance we strongly recommend to contact your customs agent with our change log information, to avoid any unexpected delays in customs clearance process.
Acknowledgement of PCN receipt
If no feedback is received within two weeks after the issue date of this notification - Teltonika may accept that this change has been tacitly accepted and can implement the change as indicated above

2019.06.14: Device module information display changes

We would like to inform you, that information display on device module TM2500 will be updated in factory from july 2019.

Change description
Change type External/visual
Detailed description Information display on TM2500 module will change from sticker to laser print. Information provided on module will remain the same.
Old Version:
New Version:
Change reasons Laser printing will increase reliability, speed, and will reduce paper waste.
Affected products
Model Affected order codes Order code changes
TMT250, GH5200, TST100. TMT250******, GH5200******, TST100*******. No changes
Change impact
Risk assessment The change will not affect clients. All the module characteristics will remain unchanged. The only sticker on module will be changed to laser print. The displayed information will remain the same.
Suggested implementation plan. Due to changes in device appearance we strongly recommend to contact your customs agent with our change log information, to avoid any unexpected delays in the customs clearance process.


2019.04.10: IMEI/SN display on device Changes

We would like to inform you, that IMEI/SN info display on TMT250 device will be updated in factory from june 2019.

Change description
Change type External/visual
Detailed description IMEI/SN info on device display change from barcode to QR
Old Version:
New Version:
This change will not affect device packing and logistic lists. It will remain as barcode.
Change reasons QR format will increase reliability and minimize error rate, because of the error correction feature and improved reading in low contrast.
Product release date Devices with new QR Code format will be released in manufacturing from June with 2 months of transition period. Over this period devices with barcode can be delivered as well as devices with QR code.
Affected products
Model Affected order codes Order code changes
TMT250 TMT250****** No changes
Change impact
Risk assessment Risk assessment for devices management required
Suggested implementation plan Due to changes in device information display we strongly recommend to check, and prepare your tools to read QR codes.
Acknowledgement of PCN receipt
If no feedback is received within two weeks after the issue date of this notification - Teltonika may accept that this change has been tacitly accepted and can implement the change as indicated above

2019.02.15: Firmware update

Effective February 2019, week 9, TMT250 base firmware will be 03.21.03.

Change description
Change type Firmware update
Detailed description Improved device functionality
Old version:
TMT250 03.21.01rev1
New version:
TMT250 03.21.03
Change reasons TMT250 base firmware version update
Product release date February 2019, week 9
Affected products
Model Affected order codes Order code changes
TMT250 TMT250****** No changes
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan No implementation plan needed
Acknowledgement of PCN receipt
If no feedback is received within two weeks after the issue date of this notification - Teltonika may accept that this change has been tacitly accepted and can implement the change as indicated above


2019.02.18: Top Sticker Changes

We would like to inform you, that Sticker of TMT250 device will be updated in factory on the 18th of February.

Change description
Change type External/visual
Detailed description Top Sticker design changed
Old Version:
New Version:
Change reasons 1. Updated Teltonika address to Saltoniskiu st. 9B-1
2. Added WEEE label. (WEEE - Waste from Electrical and Electronic Equipment)
3. Added CE label. (CE marking is a certification mark that indicates conformity with health, safety, and environmental protection standards for products sold within the European Economic Area)
Affected products
Model Affected order codes Order code changes
TMT250 TMT250****** No changes
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan Due to changes in device appearance we strongly recommend to contact your customs agent with our change log information, to avoid any unexpected delays in customs clearance process.
Acknowledgement of PCN receipt
If no feedback is received within two weeks after the issue date of this notification - Teltonika may accept that this change has been tacitly accepted and can implement the change as indicated above