GU4 (MR11) Halogen Bulbs
GU4 (MR11) Halogen Bulbs are used for spot lighting and operate with 12V.GU4 stands for the type of socket; MR11 is the shape of the Halogen Bulb. The GU4 (MR11) Halogen Bulbs are fully dimmable, with the filter on the left side of the screen you can quickly select the product you need. Halogen bulbs are in the process of being phased out since they no longer meet the European efficiency standards. LED GU4 bulbs are a more efficient and sustainable option, that save more energy and last longer!