Satco 150 Watt T4 Double End Halogen Bulb a powerful 150 watt halogen light source designed for bright and efficient illumination. Featuring a clear T3 glass design, this bulb delivers 2400 lumens of brightness, making it i for various lighting applications. With an average rated life of 1500 hours, it ensures long-lasting performance. The double-ended base and 78mm length provide easy installation and secure fitment. Operating at 120 volts, this halogen bulb is a reliable choice for both residential and commercial lighting needs. Model Number: