Vadsbo, Zero 35 Round Dimmable Electronic Transformer for 12V LV-Halogen and 12VAC LED Lights, Zero 35, Load 0-35W, Dimmable by Trailing Edge and Leading Edge dimmer, transformator : Amazon.co.uk: DIY & Tools
Kopp 844400008 Flush-mount dimmer Suitable for light bulbs: LED bulb, Halogen lamp, Light bulb | Conrad.com