Christie 003-120708-01 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: 003-120708-01 Compatible Projectors Models: Christie LWU501i Christie LW555i Christie LX601i Christie LW401 Christie LWU421 Average Lamp Hours: 2000-3000 Hours Warranty: 180 Day Warranty (From Date of Install)