Software for the TC300B Heater and TEC Temperature Controller

The following software packages are available for the TC300B Heater and TEC Temperature Controller:

1. Software: Software package with graphical user interface and LabVIEW^®/C++ SDK for third-party development.
2. Utilities: Used to upgrade the firmware of the device.
3. Firmware: Firmware package for operating the device.
4. Archive: Previous software versions.

• Software
• Utilities
• Firmware
• Archive

Software
Description	Software package to operate Thorlabs' TC300B Dual Channel Heater Temperature Controller and the previous generation TC300 Heater Temperature Controller, including a GUI, drivers, and LabVIEW®/C++ /Python SDK for third-party development.
Version	2.0.0
Filesize	11.8 MB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
ReadMe
License
Additional	Compatible Devices: TC300B TC300
System Requirements	This software was verified with the following platforms: Windows® 10 (64-Bit) Windows® 11 (64-Bit)
Additional Software	Microsoft .Net Framework 4.6.2 Full Profile or higher version is required. The install program will check and download the profile from the internet if necessary.

Firmware Update Tool
Description	This Firmware Update Tool is used to upgrade the TC300B and TC300 Controller's firmware.
Version	1.3.0
Filesize	136 kB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
Additional	Compatible Devices: TC300B TC300

Firmware
Description	The latest version of the TC300B firmware.
Version	4.0.3
Filesize	204 kB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
Change Log

TC300 Software v1.2.3

TC300 Software v1.2.3
Description	Software package to operate Thorlabs' TC300 Dual Channel Heater Temperature Controller, including a GUI, drivers, and LabVIEW™/C++ /Python SDK for third-party development.
Version	1.2.3
Filesize	11.0 MB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
ReadMe
License
System Requirements	This software was verified with the following platforms: Windows® 7 SP1 updated with KB3020369 and KB3125574 (32-Bit, 64-Bit) Windows® 10 (64-Bit) Windows® 11 (64-Bit)
Additional Software	Microsoft .Net Framework 4.6.2 Full Profile or higher version is required. The install program will check and download the profile from the internet if necessary.

TC300 Software v1.2.2

TC300 Software v1.2.2
Description	Software package to operate Thorlabs' TC300 Dual Channel Heater Temperature Controller, including a GUI, drivers, and LabVIEW™/C++ /Python SDK for third-party development.
Version	1.2.2
Filesize	11.0 MB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
ReadMe
License
System Requirements	This software was verified with the following platforms: Windows® 7 SP1 updated with KB3020369 and KB3125574 (32-Bit, 64-Bit) Windows® 10 (64-Bit) Windows® 11 (64-Bit)
Additional Software	Microsoft .Net Framework 4.6.2 Full Profile or higher version is required. The install program will check and download the profile from the internet if necessary.

TC300 Software v1.2.1

TC300 Software v1.2.1
Description	Software package to operate Thorlabs' TC300 Dual Channel Heater Temperature Controller, including a GUI, drivers, and LabVIEW™/C++ /Python SDK for third-party development.
Version	1.2.1
Filesize	11.0 MB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
ReadMe
License
System Requirements	This software was verified with the following platforms: Windows® 7 SP1 updated with KB3020369 and KB3125574 (32-Bit, 64-Bit) Windows® 10 (64-Bit) Windows® 11 (64-Bit)
Additional Software	Microsoft .Net Framework 4.6.2 Full Profile or higher version is required. The install program will check and download the profile from the internet if necessary.

TC300 Software v1.2.0

TC300 Software v1.2.0
Description	Software package to operate Thorlabs' TC300 Dual Channel Heater Temperature Controller, including a GUI, drivers, and LabVIEW™/C++/Python SDK for third-party development.
Version	1.2.0
Filesize	11.0 MB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
ReadMe
License
System Requirements	This software was verified with the following platforms: Windows® 7 SP1 updated with KB3020369 and KB3125574 (32-Bit, 64-Bit) Windows® 10 (64-Bit) Windows® 11 (64-Bit)
Additional Software	Microsoft .Net Framework 4.6.2 Full Profile or higher version is required. The install program will check and download the profile from the internet if necessary.

TC300 Firmware V3.2.8

TC300 Firmware V3.2.8
Description	This is a previous version of the TC300 firmware.
Version	3.2.8
Filesize	176 kB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
Change Log

TC300 Firmware v3.2.6

TC300 Firmware v3.2.6
Description	This is a previous version of the TC300 firmware.
Version	3.2.6
Filesize	157 kB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
Change Log

TC300 Firmware v3.2.5

TC300 Firmware v3.2.5
Description	This is a previous version of the TC300 firmware.
Version	3.2.5
Filesize	117 kB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
ReadMe
License
Change Log

TC300 Firmware v2.1.3

TC300 Firmware v2.1.3
Description	This is a previous version of the TC300 firmware.
Version	2.1.3
Filesize	184 kB
Download	Only download from trusted sources, like Thorlabs, and always scan files before executing.
ReadMe
License