Arclyte"s High Quality BenQ TS-2000; CD-725C; DS650; DS650D; DS655; DS660; DX6 Replacement Lamp with Housing is 100% compatible with your BenQ device. Arclyte lamps only use original manufacturer bulbs from well-known brands such as Philips, Osram, Ushio and Phoenix. Our housing units are made from durable and high quality materials and are guaranteed to fit properly. This lamp with housing will meet the original manufacturer quality and performance standards. If you are not satisfied, send the product back within 180 days for a refund. For more information please visit us at Arclyte.com or ask a question.