Seagate ST4000NM0035 4TB Exos 7E8 512n SATA 3.5" Internal HDD
ST4000NM0035
The 4TB Exos 7E8 512n SATA 3.5" Internal HDD from Seagate is designed for professional applications such centralized surveillance, OLTP, and HPC applications. With durability rated for 24x7 operation, this drive is also ideal for data centers that require constant uptime. Specs-wise, it has 4TB of storage capacity, operates at 7200 rpm, and utilizes a SATA III 6 Gb/s interface. Seagate has also equipped this drive with Advanced Write Cache for improved response time and faster data transfers.
Realiability
Exos 7E8 drives have a 2 million hour MTBF rating and a 0.44% reliability rating at full 24x7 operation (AFR). They also support workloads of up to 550TB a year and have a 5-year warranty, ensuring they can keep up with the high demands of data centers and professional applications.
Capacity-Optimized Enterprise Hard Drive for Bulk-Data Applications
- 1TB to 8TB1, 3.5-inch enterprise drive with industry-leading conventional magnetic recording (CMR) technology
- Advanced Write Caching feature enables up to 100% performance improvement in random writes over last-generation drive
- 12Gb/s SAS and SATA 6Gb/s interfaces in industry-standard formats (512n, 512e and 4Kn) for easy integration into replicated and RAID multi-drive storage servers and systems
- State-of-the-art cache, on-the-fly error-correction algorithms, super parity and end-toend SAS-based data integrity for accurate data storage
- Industry-leading rotational vibration design helps ensure consistent performance in dense multi-drive systems
- Engineered for 24x7 workloads of 550TB/yr
- Robust performance with dual processors, ramp load technology, top-cover-attached motor and humidity sensor for optimum performance in all chassis
- On-demand PowerBalance™ feature available for lower power/performance in random read/write environments
- Seagate Secure® Self-Encrypting Drive featuring Instant Secure Erase for cost-saving drive retirement and secure data-at-rest protection2
- Seagate SeaTools™ diagnostic software to provide drive self-tests ensuring no unnecessary downtime and maximizing TCO
Best-Fit Applications
- Hyperscale applications / cloud data centers
- Massive scale-out data centers
- OLTP and HPC applications
- High-capacity density RAID storage
- Mainstream enterprise external storage arrays
- Distributed file systems, including Hadoop and Ceph
- Enterprise backup and restore - D2D, virtual tape
- Centralized surveillance
1 Seagate recommends validating your configuaration with your HBA/RAID controller manufacturer to ensure fullcapacity capabilities.
2 Self-Encrypting Drives (SED) are not available in all models or countries. May require TCG-compliant host orcontroller support.
ST4000NM0035 - Seagate 4TB Exos 7E8 512n SATA 3.5" Internal HDD
Product Features
Storage
Drive Capacity: 4.0 TB
Cache Memory: 128 MB
Performance
Interface: SATA III (6 Gb/s)
Maximum Write Speed: 226 MB/s
Latency: 4.2 ms
Physical
Drive Type: HDD
Form Factor: 3.5"
HDD Specs
Spindle Speed (RPM): 7200 RPM
Disk Sector Format: 512n
Reliability / Data Integrity
Annualized Failure Rate (AFR): 0.44 %
Encryption: None
Endurance (Total Bytes Written): 550 TB
Mean Time Between Failures (MTBF): 2.0 Million Hours
Non-Recoverable Read Errors per Bits Read: 1 in 1015
Electrical
Power Draw:
5.4 W (Idle)
6.9 W (Active)
Supported Voltage: 5 VDC, 12 VDC
Environmental
Operating Shock: 70 G / 2.0 ms
Storage Shock: 150 G / 2.0 ms
Operating Temperature: 41 to 140°F / 5 to 60°C