Seagate Exos X18 16TB 3.5" 7200rpm 256MB Cache SAS 6Gbps Enterprise Hard Disk Drive

Seagate Exos X18 16TB 3.5" 7200rpm 256MB Cache SAS 6Gbps Enterprise Hard Disk Drive

  • Brand: Seagate
  • Product Code: ST16000NM004J [#25]
  • sku: ST16000NM004J
  • Reward Points: 31
  • Availability: In Stock ✓ Ready to ship!
  • Qty available: 11
  • R7,582.42
  • R6,267.50 inc. VAT

  • Ex VAT: R5,450.00
  • Price in reward points: 6268

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Seagate Exos X18 16TB 3.5" 7200rpm 256MB Cache SAS 6Gbps Enterprise Hard Disk Drive, 261MB/s Maximum sustained transfer rate OD, 4.16 ms average Latency, ST16000NM004J

Specifications for this model: ST16000NM004J
Full specifications for the entire range
The specifications below may differ from the model's specifications. Please view the above short specification block to verify which features apply in this model. E&OE.

Seagate Exos X18 – 16 TB Enterprise HDD (ST16000NM004J)

Overview summary:

The Seagate Exos X18 16TB (model ST16000NM004J) is a top-tier enterprise hard drive designed for South African IT professionals seeking reliable, high-capacity storage solutions today. With its 7,200 RPM speed, 256MB cache, and dual SAS 12Gb/s interface, this helium-sealed HDD offers excellent performance and energy efficiency ideal for demanding environments like cloud data centers, enterprise storage arrays, and long-term surveillance archiving.

It boasts an impressive 2.5 million hour MTBF, advanced error correction, and strong security features, making it perfect for 24/7 mission-critical workloads requiring durability and scalable capacity.

This drive supports hot-plug configurations and provides flexible deployment options across industry-standard SAS and SATA systems. Its low power consumption combined with robust data integrity and vibration resilience ensures dependable performance for intensive IT infrastructures. For professionals ready to buy now, the Seagate Exos X18 stands out as a secure, scalable, and high-performing enterprise HDD tailored to modern South African IT demands.

  • GTIN: 763649139004

Maximize Performance, Reliability & Scalability

The Seagate Exos X18, featuring the ST16000NM004J model, delivers massive 16 TB storage capacity combined with enterprise-grade performance and durability. Engineered for demanding environments -like hyperscale cloud infrastructure, data centers, and surveillance -this high-capacity drive ensures your operations remain scalable and responsive

Key Features & Benefits

Helium-Sealed Design & CMR Technology
Ensures greater storage density and lower power consumption with reliable, conventional magnetic recording

Robust Data Integrity & Security
Features T10 DIF protection, SuperParity error correction, and RSA 3072-bit firmware signature verification. SED and SED-FIPS variants are also available for enhanced encryption and compliance support

Advanced Power Optimization
Includes PowerChoice™ and PowerBalance™ technologies to dynamically balance performance with energy use -ideal for maximizing efficiency

Enterprise-Grade Reliability
Boasts an impressive MTBF of 2.5 million hours, a 0.35% AFR in continuous 24 x7 operation, and an annual workload rating of 550 TB

High-Speed Performance
7,200 RPM spindle with up to 270 MB/s sustained data transfer, and multi-queue 4 K random IOPS of 170/550 for seamless heavy workloads

Flexible Interface Options
Supports SAS 12 Gb/s and SATA 6 Gb/s, offering compatibility with a wide range of enterprise systems. Dual-port SAS versions enable hot-swappable configurations

Ideal Use Cases

  • Hyperscale & Cloud Data Centers: Built for scale-out, big data, and archival storage applications
  • Enterprise Storage Arrays & NAS: Perfect for mission-critical storage, backup, and virtual tape systems.
  • Surveillance & Content Delivery: Engineered for long-term video archive and high-throughput content workflows.

Why Choose Exos X18?

  • Efficiency at Scale: Low power consumption combined with helium-sealed density means more drives per rack and reduced power costs
  • Unrivaled Reliability: Trusted consistently for 24 x7 operation with advanced error protection and vibration resilience
  • Flexible Deployment: Compatible with industry-standard SAS and SATA systems, including hot-plug enterprise environments.
  • Secure, Scalable, and Built to Last

From its helium-sealed design to its enterprise-grade caching and security protocols, the Seagate Exos X18 16 TB hard drive is ready to drive your mission-critical workloads. With decades of engineering excellence behind it, the Exos X18 stands as a dependable choice for modern data infrastructure

Specifications:

Capacity 16TB
Standard Model FastFormat (512e/4Kn) ST16000NM004J
SED Model FastFormat (512e/4Kn) ST16000NM005J
SED-FIPS FastFormat (512e/4Kn) ST16000NM007J
Features
Helium Sealed-Drive Design Yes
Conventional Magnetic Recording (CMR) Yes
Protection Information (T10 DIF) Yes
SuperParity Yes
Low Halogen Yes
PowerChoice Idle Power Technology Yes
PowerBalance Power/Performance Technology Yes
Hot-Plug Support Yes
Cache, Multi-segmented (MB) 256
Organic Solderability Preservative Yes
RSA 3072 Firmware Verification (SD&D) Yes
Reliability/Data Integrity
Mean Time Between Failures (MTBF, hours) 2500000
Reliability Rating @ Full 24x7 Operation (AFR) 0.35%
Non-recoverable Read Errors per Bits Read 1 sector per 10E15
Power-On Hours per Year (24x7) 8760
512e Sector Size (Bytes per Sector) 512, 520, 528
4Kn Sector Size (Bytes per Sector) 4096, 4160, 4224
Performance
Spindle Speed (RPM) 7,200 RPM
Interface Access Speed (Gb/s) 12.0, 6.0, 3.0
Max. Sustained Transfer Rate OD (MB/s, MiB/s) 261/249
Random Read/Write 4K QD16 WCD (IOPS) 170/550
Average Latency (ms) 4.16
Interface Ports Dual
Rotation Vibration @ 20-1500 Hz (rad/sec²) 12.5
POWER CONSUMPTION
Idle A (W) Average 5.8 W
Max Operating, Random Read/Write 4K/16Q (W) 9.9, 7.0
Power Supply Requirements +12 V and +5 V
Environmental
Temperature, Operating (°C) 5°C - 60°C
Vibration, Non-operating: 2 to 500 Hz (Grms) 2.27
Shock, Operating 2 ms (Read/Write) (Gs) 50
Shock, Non-operating 2 ms (GS) 200
Physical
Height (mm/in, max) 26.1 mm/1.028 in
Width (mm/in, max) 101.85 mm/4.01 in
Depth (mm/in, max) 147 mm/5.787 in
Weight (lb/g) 670 g/1.477 lb
Carton Unit Quantity 20
Cartons per Pallet / Cartons per Layer 40/8

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