The Seagate IronWolf ST8000VN004 8TB is a 3.5-inch internal hard drive, specifically developed for use in NAS servers. This hard drive from the IronWolf series uses Dual-plane balancing and rotational vibration sensors, which prevent vibrations in the drive. This increases the reliability and makes the IronWolf suitable for 24/7 use in NAS servers. The IronWolf is suitable for 1 to 8-bay NAS-servers. Use the hard drive in your NAS at home for your movies and photos, or in the office server to store all your confidential files.