Vivitek D530 High Quality Original Projector Bulb without Housing Fits the Following: Vivitek D522ST Vivitek D520 Vivitek D520ST Vivitek D522WT Vivitek D525ST Vivitek D530 Vivitek D535 Vivitek D536-3D Vivitek D537 Vivitek D537W Vivitek D538W-3D Vivitek New P-VIP 240W bulb with a product life of 3,000 (Normal) - 4,000 (Economy) Hrs. 1 Year Warranty 60-Day Returns