Choose your Castle Link software.
Castle Link Classic does not support Cobra 8 ESC
Castle Link 2 works on any programmable Castle product, including Cobra 8.
See our Castle Link compatibility guide for more information.
Click one of the Blue Circles below to download the Castle Link installer.
Thank you for your purchase of a Castle Creations ESC! All Castle ESCs may be connected to your PC using the Castle Link USB adapter. The Castle Link software will give you access to a whole new world of tuning options. You may use Castle Link to tune your throttle and brake curves, set your drag brake feel, and use the incredible Torque Limit to keep the front end of your car on the ground with all the power you have at your command. As new software becomes available, you can install it in your Castle ESC for new and updated features. All of this ensures your Castle ESC will be the best that it can be.
Current Castle Link Classic Version 3.86.01
Release Date: 12/06/23
Current Castle Link 2 Version 1.0.3
Release Date: 03/08/24
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During installation you may receive a pop-up warning stating "Windows protected your PC". On this screen, click "More Info", then click "Run anyway". The installation should proceed normally from there. We are working with Microsoft to resolve this issue and apologize for the inconvenience and your patience
With the Castle Link USB Programming kit you can use your Windows™ PC to easily program your controller. Adjustable settings include:
Throttle
Braking curve
Drag brake
Auto LiPo cutoff
Punch Control
Reverse Type
Motor Type
Additional Castle Link benefits include:
Access to all firmware updates, including added features sets released from Castle Engineering, at no charge
Intuitive Demo Mode capability
Ability to save setup profiles for later use
Castle Link includes all code for all Castle Link compatible hobby products in one convenient download. Beta and standard releases, including most of the prior versions, are available to users in this bundle.
Note: Castle Link software requires a Castle Link USB Adapter - sold separately and a computer that is running Windows.
Castle Link Classic is compatible with Windows 7, Windows 8, Windows 10, and Windows 11.
Castle Link 2 is compatible with Windows 10 and Windows 11
Macintosh users may take advantage of software such as Parallels Desktop, VMware Fusion, or Apple's Boot Camp along with Windows to run the Castle Link software, provided the Macintosh has an Intel processor. Macintosh installation is not supported by Castle Creations.
| Resources | |
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| Castle Link Settings for Align Helis | Feedback/Bug Report |