Is there a way to turn off the LED light on the Type-C Clamp Hub Pro? John April 02, 2021 22:15 Updated Follow A. The light cannot be turned off because it indicates that the power is being received by the Hub. Related articles How does the Type-C Clamp Hub Pro clamp onto the iMac monitors? Does it block the vents? Does the Type-C port on the Clamp Hub Pro support video output? Quick Guide and Instructional Manual Will Clamp Hub Pro work with late 2015 iMac 5K Retina Display? What is the difference between the Thunderbolt 3 port and the Type-C port? Comments 0 comments Please sign in to leave a comment.