This is a brand new Philips lamp with new housing for the MITSUBISHI 915P061010.

Compatible Model(s):
WD-57733, WD-57734, WD-57833, WD-65733, WD-65734, WD-65833, WD-73733, WD-73734, WD-73833, WD-C657, WD-Y577, WD-Y657 Type: Lamps Wattage: 150/180 watts Lamp Life: 6000-10,000 Hours Compatibility: Mitsubishi Parts: 6 months