Panasonic ET-LAD310W Projector Lamp Replacement Northstar AV sells OEM (Original Equipment Manufacturer) Lamps - Philips, Osram/Sylvania & SHP brand lamps inside of OEM spec housings. We DO NOT sell generic or compatible replacement lamps.Projector Lamp Model: ET-LAD310WCompatible Projectors Models: PANASONIC PT-DS100X PANASONIC PT-DS100XE PANASONIC PT-DS8500 PANASONIC PT-DS8500U PANASONIC PT-DW8300 PANASONIC PT-DW8300U PANASONIC PT-DW90X PANASONIC PT-DW90XE PANASONIC PT-DZ110X PANASONIC PT-DZ110XE PANASONIC PT-DZ8700 PANASONIC PT-DZ8700U Average Lamp Hours: 2000-3000 HoursLamp Type: UHBWarranty: 180 Day Warranty (From Date of Install)