Vivitek 3797610800 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: 3797610800 Compatible Projectors Models: 3M AD20X Boxlight Phoenix X30 Optoma DX607 Optoma EP771 Optoma EzPro 771 Optoma TX771 Vivitek D732MX Average Lamp Hours: 2000-3000 Hours Lamp Type: UHB Warranty: 180 Day Warranty (From Date of Install)