FMB640 Product Change Notifications

Main Page > EOL Products > FMB640 > FMB640 Product Change Notifications

Product change notifications (PCN) is the 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 FMB640 tracking device. Below you will find a list of both upcoming and already implemented changes sorted from newest to oldest (top to bottom).

2022.05.24: GNSS antenna changes

We would like to inform you about the GNSS antenna changes for FMB640 starting September 2022.

Change description
Change type Mechanical part changes
Detailed description
Old version:  


Dimensions - 46x44x13 mm
Center frequency - 1575.42 MHz, 1602 MHz
Bandwidth - 35 MHz
VSWR on bandwidth - <1.9
GAIN - 3 dB
LNA minimum gain - 26.5 dB
LNA maximum gain - 29.5 dB
Consumption - 9 mA

New version:  


Dimensions - 45.2x35.8x15.1 mm
Center frequency - 1575.42 MHz, 1602 MHz
Bandwidth - 10 MHz
VSWR on bandwidth - <1.5
GAIN - 3 dB
LNA minimum gain - 26 dB
LNA maximum gain - 30 dB
Consumption - 11 mA

Change reasons Reaction to antenna market volatility.
Product release date September 2022
Affected products
Model Affected order codes Order code changes
FMB640 FMB640*******order codes No changes
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan No implementation plan needed


2021.08.16: SMA soldering changes

We would like to inform you that Antenna connectors (SMA SMD type) in FMB640 devices will be soldered from both sides of PCB starting from mid-August 2021.

Change description
Change type Internal
Detailed description


Old version: New version:
Change reasons/Description In order to increase the structural rigidity and unify the manufacturing process of Teltonika IoT Group devices, SMA connector will be soldered on the top side of PCB (same as before) and on the bottom side of PCB (performed additionally).
Product release date Second half of August 2021
Affected products
Model Affected order codes Order code changes
FMB640 FMB640******* SMA soldering changes
Change impact
Risk assessment Due to THT assembly process, some devices might have an excess amount of soldering on the SMA connector.
This does not affect GSM/GNSS antenna characteristics and does not interfere with device case assembly, therefore, device functionality remains unchanged.
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


2021.08.03: Upgraded casing

We would like to inform you, that FMB640 device case will be updated in the factory by the end of August 2021.

Change description
Change type External/visual
Detailed description


Old version: New version:
Change reasons/Description Changes are made only in internal part of the case:.
1. Additional ribs added to battery guard walls
2. A third section of the wall added
Changes are made to ensure easier and more sufficient manufacturing process of the case itself - change has no effect on device functioning.
Product release date End of August 2021
Affected products
Model Affected order codes Order code changes
FMB640 FMB640******* New casing
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

2021.05.26: Base firmware update

We would like to inform you about the base firmware update for FMB640 starting from May 26 2021. New production firmware version will be 01.00.13.

Change description
Change type Firmware update
Detailed description Key improvements from last production firmware are listed in errata: https://wiki.teltonika-gps.com/view/FMB640_firmware_errata
Old version:
FMB640 01.00.05
New version:
FMB640 01.00.13
Change reasons FMB640 base firmware version update
Product release date Second half of June 2021.
Affected products
Model Affected order codes Order code changes
FMB640 FMB640*******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
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

2021.05.18: New material and design changes on the device casing

We would like to inform you, that FMB640 device case will be updated in the factory on first half of June 2021.

Change description
Change type External/visual
Detailed description


Old version: New version:
Change reasons/Description 1. New material unifies the device design across all platforms.
2. LED indentations improve Dust/Water resistance - LEDs are visible through thin layer of material.
3. New battery guard ensures battery placement during device transportation and usage.
Product release date First half of June 2021
Affected products
Model Affected order codes Order code changes
FMB640 FMB640******* New casing
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan Small indentation on top of USB socket will allow you to identify the cases quicker
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

2021.03.01: Top Laser Printing Changes

We would like to inform you, that laser printing of the FMB640 device was updated in the factory on March 2021.

Change description
Change type External/visual
Detailed description Top laser printing design changed
Old version:
New version:
Change reasons 1. Updated Emark certificate number.
2. Added UKCA label.
3. Updated Teltonika brand to Teltonika Telematics.
Product release date March 2021
Affected products
Model Affected order codes Order code changes
FMB640 FMB640******* New casing
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

2020.11.24: GNSS antenna changes

We would like to inform you about the GNSS antenna changes for FMB640 starting from late December 2020 - early January 2021.

Change description
Change type Mechanical part changes
Detailed description
Old version:  


Dimensions - 45.2x35.8x15.1 mm
Center frequency - 1575.42 MHz, 1600 MHz
Bandwidth - 10 MHz
VSWR on bandwidth - <1.5
GAIN - 3 dB
LNA minimum gain - 26 dB
LNA maximum gain - 30 dB
Consumption - 11 mA

New version:  


Dimensions - 46x44x13 mm
Center frequency - 1575.42 MHz, 1602 MHz
Bandwidth - 35 MHz
VSWR on bandwidth - <1.9
GAIN - 3 dB
LNA minimum gain - 26.5 dB
LNA maximum gain - 29.5 dB
Consumption - 9 mA

Change reasons According to technical comparison new antenna is better by next parameters: center frequency, bandwidth, consumption. Other parameters are the same. Moreover, the new antenna is thinner, which gives the opportunity to mount it, where it was not possible before and makes installation easier.
Product release date Late December 2020 - Early January 2021
Affected products
Model Affected order codes Order code changes
FMB640 FMB640*******order codes No changes
Change impact
Risk assessment No risk factors encountered with this change
Suggested implementation plan No implementation plan needed

2020.10.26: Base firmware update

We would like to inform you about the base firmware update for FMB640 starting from October 26th, 2020. New production firmware version will be 01.00.05.

Change description
Change type Firmware update
Detailed description Key improvements from last production firmware are listed in errata: https://wiki.teltonika-gps.com/view/FMB640_firmware_errata
Old version:
FMB640 00.03.79
New version:
FMB640 01.00.05
Change reasons FMB640 base firmware version update
Product release date 2020 October 26th.
Affected products
Model Affected order codes Order code changes
FMB640 FMB640*******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
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
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

2020.08.10: Base firmware update

Change description
Change type Firmware update
Detailed description Key improvements from last production firmware are listed in errata: https://wiki.teltonika-gps.com/view/FMB640_firmware_errata
Old version:
FMB640 00.03.65
New version:
FMB640 00.03.79
Change reasons FMB640 base firmware version update
Product release date 2020 August 10th.
Affected products
Model Affected order codes Order code changes
FMB640 FMB640*******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
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

2019.10.18: New FMB640 case design / Top Marking Changes

Change description
External/visual Packaging
Detailed description New case design.

Device marking changed from tampography to laser printing. Information provided on module will remain the same.

Old version:

Dimensions: 104.5 (L) x 70.9 (W) x 31.5 (H) mm
New version:

Dimensions: 104.5 (L) x 71.6 (W) x 27.3 (H) mm
Change reasons New case design as other FMB series devices to fit corporate design and make it more ergonomic, smaller in dimensions.


Tampography to laser printing changed, to improve manufacturing speed, efficiency and reliability.

Product release date Planned date: 2020 First part of January
Affected products
Model Affected order codes Order code changes
FMB640 FMB640****** No changes

You can already order a sample with a new case and laser printing by order code: FMB6403BFE01. (Max quantity of samples per order 2pcs )

Change impact
Risk assessment Risk assessment for devices management required
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

To download the pdf version of this notification, click here.

2019.07.22: new no brand Eco friendly boxes

Effective from 1Q of the year 2020, FMB640 trackers with no brand packaging will be shipped with a new no brand eco-friendly box.

Change description
Change type Packaging
Detailed description Improved and more environmentally friendly packaging box
Old single packaging version:


Dimensions: 177 (W) x 145 (D) x 64 (H)
New single packaging version:

Dimensions: 173 (W) x 148 (D) x 71 (H)
Change reasons The new box is better for the environment
Product release date Devices with new packaging will be released in manufacturing from 1Q of year 2020 with 2 months of transition period. Over this period devices with white packaging can be delivered as well as devices with the new eco boxes.
Affected products
Model Affected order codes Order code changes
FMB640, FM6300. FMB640******, FM6300******. 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

2019.06.14: Device module information display changes

We would like to inform you, that the information display on device module TM2500 will be updated in the 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.
Product release date Devices with new module marking will be released in manufacturing from July with 2 months of transition period. Over this period devices with sticker can be delivered as well as devices with laser print.
Affected products
Model Affected order codes Order code changes
FMB001, FMB010, FMB100, FMB110, FMB120, FMB122, FMB125, FMB202, FMB204, FMB900, FMB920, FMB964, FMT100, FMB640, FMB130, MTB100, TMT250, GH5200. FMB001******, FMB010******, FMB100******, FMB110******, FMB120******, FMB122******, FMB125******, FMB202******, FMB204******, FMB900******, FMB920******, FMB964******, FMT100******, FMB640******, TMT250******, FMB130******, MTB100******, GH5200******. 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.
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

To download the pdf version of this notification, click here.


2019.04.10: IMEI/SN display on device Changes

We would like to inform you, that IMEI/SN info display on the FMB640 device will be updated in the 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
FMB640 FMB640****** 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

To download the pdf version of this notification, click here

2019.03.04: Top Tampography Changes

We would like to inform you, that tampography of the FMB640 device was updated in the factory on the 4th of March.

Change description
Change type External/visual
Detailed description Top tampography 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)
Product release date Updated tampography will be used from the time when the stock will be sold all leftovers.
Affected products
Model Affected order codes Order code changes
FMB640 FMB640******* 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

To download the pdf version of this notification, click here.

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

To download the pdf version of this notification, click here.

2019.01.18: New eco friendly box

Effective January 2019, week 4, FMB640 trackers will be packed with a new eco-friendly box.

Change description
Change type Packaging
Detailed description Improved and more environmentally friendly packaging box
Old version:
New version:
Change reasons The new box is better for the environment
Product release date January 2019, week 4
Affected products
Model Affected order codes Order code changes
FMB640 FMB640******* 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

To download the pdf version of this notification, click here.