NEC WT61LP 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: WT61LP Compatible Projectors Models: NEC WT610 NEC WT615 SmartBoard 600i (275w) SmartBoard 660i (275w) SmartBoard 680i (275w) Average Lamp Hours: 2000-3000 Hours Lamp Type: UHB Warranty: 180 Day Warranty (From Date of Install)