Brand: Panasonic, Model: ET-LAD510, Product Type: Projector Lamp, Lamp Life: 2000 Hour, Lamp Power: 465 W, Lamp Technology: UHM, Compatible Device Technology: DLP, Compatibility: Panasonic PTDZ21K Series DLP Projector, Warranty: 01 Year Limited Warranty The Panasonic ET-LAD510 Replacement Lamp (One Bulb) is designed for use with the Panasonic PT-DZ21K, Panasonic PT-DS20K, and Panasonic PT-DW17K 3-Chip DLP projectors.