Gradient LED Strip Controller extension cable : r/Hue
Philips Hue Lightstrip controller + high power RGB lightstrips - YouTube
Did they change the controller cables on newer Lightstrip Plus units? : r/ Hue
Can You Buy Just The Philips Hue Lightstrip Controller?
Litcessory Power to Controller Extension Cable for Philips Hue Lightstrip Plus/Gradient LightStrip (7.5m, 1 Pack, White): Amazon.co.uk: Electronics & Photo
Litcessory Controller to 6-Pin Adapter for Philips Hue Lightstrip Plus (Hardwired Version, White - STANDARD 6-PIN V3): Amazon.co.uk: Electronics & Photo
CONVERTER Adapter | for Philips Hue GRADIENT Lightstrip | upto 3.5m/10' | W | eBay