Knightsbridge 25W T4 655mm Fluorescent Bulb The Knightsbridge T425TUBE 25 Watt T4 Fluorescent cool white 4000k tube, 13mm diameter and measuring 655mm including pins and 639mm excluding pins, is ideal for low energy cabinet shelf lighting in the home and commercial use. Please double check length of this tube before ordering as some manufacturers have different T5 tube lengths, despite having the same wattage. Slimline fluorescent tube is flicker-free and instant start, 240v mains power. Constructed in high-quality materials with good build quality. 2 Pin end cap connectors. Energy Efficiency Rating and CE approved. Technical Specification: Wattage: 25W Bulb Shape: T4 Tube Voltage: 240V Colour Temperature: 4000K Light Colour: Cool White Dimensions: Lamp Including Pins: 655mm Lamp Excluding Pins: 639mm You may also be interested in the T420 Fluorescent Tube.