The Hi-Tech Lamps part number F25T8/735-U is a 25 watt (25W) fluorescent tube lamp made by Ushio. It has a maximum overall length of 915mm (36in). This lamp has an average lifetime of 24000 hours. It produces a color temperature of 3500 Kelvin (3500K) with a color rendering index (CRI) of 78 and an initial output of 2125 lumens. It is also known as Ushio F25T8/735 and 3000091.