The Seagate IronWolf 4TB NAS Hard Drive is expertly engineered for the demandingworkloads of NAS environments, offering superior reliability, endurance, andspeed for home, small business, and professional data storage systems. With apowerful combination of CMR technology, AgileArray firmware, and IronWolfHealth Management, this drive ensures 24×7 operational readiness, optimized RAIDperformance, and proactive drive monitoring for superior data integrity.Supporting up to 180TB workloads per year, the IronWolf 4TB delivers sustainedtransfer rates of up to 202MB/s, making it ideal for file sharing, data backups,media streaming, and collaborative access in multi-user NAS systems. It supportsone- to eight-bay enclosures and is tested for compatibility with top NAS brandslike Synology, QNAP, and Asustor. With RV sensors, dual-plane balance, and errorrecovery control, it maintains consistent performance in high-vibration,multi-drive environments, preventing mechanical strain and enhancing systemlongevity.This IronWolf drive is also power-conscious, consuming as little as 0.5W instandby mode and averaging just 4.8W during active use. Its advancedenergy-efficient design minimizes heat output and operating costs withoutcompromising data throughput. Backed by a 3-year Seagate Rescue Data RecoveryServices plan, you gain extra assurance for your most valuable digitalcontentmaking it the smart choice for always-on, mission-critical NAS storage.FEATURES: * High-performance NAS hard drive. * Experience up to 7200 RPM spin speed with high-capacity NAS drives, delivering sustained data rates up to 180MB/s and burst speeds of 6Gb/s. * IronWolf Health Management actively monitors drive health when used with compatible NAS systems. * Supports workloads up to 180TB per year with optional data recovery services for added protection. * Compatible with one- to eight-bay NAS systems, home media servers, personal cloud storage, small offices, and workstations.SPECIFICATIONS: * Capacity: 4TB * Drive Bays Supported: 1-8 Bays * Recording Technology: CMR * Drive Design (Air or Helium): Air * Workload Rate Limit (WRL): 180 * Rotational Vibration (RV) Sensor: Yes * Dual-Plane Balance: Yes * Error Recovery Control: Yes * Max. Sustained Transfer Rate OD (MB/s): 202MB/s * Spindle Speed (RPM): 5400RPM * Cache (MB): 256MB * Load/Unload Cycles: 600,000 * Nonrecoverable Read Errors Rate, Max: 1 per 10E14 * Power-On Hours: 8760 * Mean Time Between Failures (MTBF, hours): 1000000 hours * Rescue Data Recovery Services (years): 3 * Startup Current, Typical (12V, A): 1.8 * Average Operating Power: 4.8W * Idle Power Average (W): 3.96W * Standby Mode/Sleep Mode, Typical (W): 0.5W * Warranty: 3 * Dimensions: 14.69 x 10.18 x 2.02 * Weight: 490gWHAT'S IN THE BOX: * Seagate IronWolf NAS 4TB SATA Hard Drive x1