NEC MT50LP, NSH, 200 W, 1500 h, NEC, MT850/MT1050/MT1056 NEC MT50LP. Lamp type: NSH, Bulb power: 200 W, Service life of lamp: 1500 h, Service life of lamp (economic mode): 2500 h, Brand compatibility: NEC, Compatibility: MT850/MT1050/MT1056