Our range of GU10 are rated at 2000hrs, have an internal fuse that protects the lighting circuit from tripping when a bulb fails, so at least you shouldn't be fumbling around in the dark when just one bulb blows.Have you considered LED's? They may seem expensive in comparison but when you consider the energy savings and life expectancy of between 4 and 20 times that of the halogen they really do make sense in many situations, to help you select the most appropriate lamp just go to our on line savings calculator that shows not only the cost saving but the payback period as well. Click here to find out more.