Seagate Constellation ES.3 ST4000NM0023 – 4 TB 7200 RPM Enterprise SATA HDD (1 Year Warranty USED)

The Seagate Constellation ES.3 ST4000NM0023 is a high-capacity, reliable hard drive from Seagate’s enterprise-focused ES.3 family. With 4 TB of storage, 7200 RPM performance, and a large 128 MB cache, this drive offers fast, consistent data access in demanding environments such as servers, NAS systems, RAID arrays, and backup setups.

Built for continuous 24×7 operation, it includes enterprise-grade features like rotational vibration (RV) sensors, power efficiency enhancements, and advanced error recovery technologies. Its SATA 6 Gb/s interface ensures compatibility with a wide range of mainstream IT infrastructures without the cost of SAS environments.

This model is perfect for workloads that require high-capacity, reliable performance — such as video surveillance, cloud storage, enterprise backup, or archival solutions. Designed to reduce operational costs while improving storage density, the ST4000NM0023 balances performance and durability to support critical business applications.