Buslink XPPN004 Projector Lamp to Replace Panasonic ET-LAD35L 300 watt lamp for LCD projector Compatible with projector models PT-D3500, PT-D3500U, TH-D3500, and TH-D3500U Lamp life of 2000 hours in High Mode or 2500 hours in Eco Mode Includes housing (cage/enclosure)