A- Electrified 5811116310-S / 5811116310-SU / 5811116310 Replacement Lamp with Compatible Housing and FACTORY ORIGINAL BULB for VIVITEK Projectors Works With The Following VIVITEK MODELS: 5811116310-S, 5811116310S,VIVITEK, 5811116310-SU ! FACTORY ORIGINAL BULB INSIDE COMPATIBLE HOUSING!