Acer EC.J3901.001 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: EC.J3901.001Compatible Projectors Models: Acer XD1150 Acer XD1150D Acer XD1150P Acer XD1250 Acer XD1250P Acer X 22C Optoma NOBO DS302 Optoma DS303 Optoma DX602 Optoma DX609 Optoma EP706 Optoma EP706S Optoma EP709 Optoma EP709S Optoma EX990S Average Lamp Hours: 2000-3000 HoursLamp Type: UHBWarranty: 180 Day Warranty (From Date of Install)