MITSUBISHI VLT-XD420LP 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: VLT-XD420LP Compatible Projectors Models: Mitsubishi SD420 Mitsubishi SD420U Mitsubishi XD420 Mitsubishi XD420U ViewSonic PJ558 ViewSonic PJ558D Average Lamp Hours: 2000-3000 Hours Wattage: 230W Lamp Type: NSH Warranty: 180 Day Warranty (From Date of Install)