ACER EC.J0501.001 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.J0501.001Compatible Projectors Models: Acer PD110 Acer PD110Z Dell 2100MP Nobo S11E Optoma EP731 Average Lamp Hours: 2000-3000 Hours Warranty: 180 Day Warranty (From Date of Install)