This collection of energy saving GU10 light bulbs can all help to reduce energy costs and consumption. These compact fluorescent GU10 light bulbs can in some cases be used as direct replacements for standard GU10 light bulbs but this will depend on the light fitting as these compact flouresscents are slightly larger than standard GU10 light bulbs. The energy saving GU10 light bulbs are available in 7w, 9w and 11w and all offer a warm white light source.