Hi Salvatore,
Thank you for using Syncfusion products,
We have created circularGauge sample to achieve your requirement “circular gauge that starts from a negative number -50 to 50”
Please refer to the below sample link and the screenshot,
Screenshot-
![](https://www.syncfusion.com/downloads/support/forum/130005/18197868_1e436409.PNG)
Please let us know if you have any concerns on this.
Regards,
Ashwin k