Acer EC.72101.001 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.72101.001 Compatible Projectors Models: ACER PD721 Average Lamp Hours: 2000-3000 Hours Wattage: 250w Lamp Type: UHP Warranty: 180 Day Warranty (From Date of Install)