This specialist 110V Crompton 400W Linear Halogen light bulb offers excellent lumen maintenance, instant illumination and high colour rendition.It is a fantastic option for display lighting, up-lighters and floodlights. The 2800K colour temperature produces a warm white and it is dimmable with 8550 initial lumens. With a 2000 hour rated life this 400W energy saving light bulb produces the same lumen output as a 500W halogen equivalent, offering superb energy and cost savings. It has a clear finish, is made with UV stop glass and is internally fused for safety.Fitted with R7s round (7mm) caps to each end.Special purpose 110V low voltage product.