CoreParts ML10453, 150 W, 2000 h, Plus: U4-111, U4-111SF, U4-111Z, U4-112, U4-131, U4-131SF, U4-131Z, U4-136, U4-232, U4-232H, U4-237 CoreParts ML10453. Bulb power: 150 W, Service life of lamp: 2000 h, Compatibility: Plus: U4-111, U4-111SF, U4-111Z, U4-112, U4-131, U4-131SF, U4-131Z, U4-136, U4-232, U4-232H, U4-237