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Silver 3.5 inch internal hard drive with green label

Seagate

Seagate IronWolf Pro 18TB 7200 RPM 256MB CMR SATA 3.5" internal hard drive ST18000NE000

SKU CH-TCH7-92SD4 MPN ST18000NE000

High-capacity 18TB CMR drive spins at 7200 RPM with 256MB cache for 24×7 NAS workloads up to 300TB per year

  • InterfaceSATA 6.0Gb/s
  • Capacity18TB
  • Recording TechnologyCMR
  • RPM7200 RPM
  • Cache256MB
  • Average Latency4.16ms

Options 18TB

  • CMR technology ensures consistent 24×7 performance for 18TB capacity
  • 7200 RPM spindle speed with 256MB cache reduces average latency to 4.16ms
  • AgileArray dual-plane balancing and RV sensors optimise RAID performance in multi-bay NAS
  • IronWolf Health Management provides prevention, intervention and recovery recommendations for system health
  • Rescue Data Recovery Services included for three years with 90% in-house recovery success rate

IronWolf Pro 18TB NAS Drive

The Seagate IronWolf Pro ST18000NE000 is an 18TB 3.5-inch internal hard drive built for multi-bay NAS enclosures. It runs at 7200 RPM with a 256MB cache and uses CMR technology on a SATA 6.0Gb/s interface. AgileArray firmware adds dual-plane balancing, rotational vibration sensors and time-limited error recovery for consistent 24×7 operation.

Suits RAID Arrays, Not Single Desktop Use

This drive targets administrators running RAID arrays in 24×7 NAS systems who need the 300TB-per-year workload rating and IronWolf Health Management monitoring. It is not intended for builders who want a basic desktop storage drive without NAS-specific vibration tolerance or the included three-year Rescue Data Recovery service.

18TB CMR Capacity Decides Fit

The single specification that determines suitability is the 18TB CMR capacity combined with the 7200 RPM spindle speed. If the storage pool requires this exact raw capacity and conventional magnetic recording for predictable RAID rebuild times, the drive matches; otherwise a different capacity or recording technology is required.

Helstu kostir

  • CMR technology ensures consistent 24×7 performance for 18TB capacity
  • 7200 RPM spindle speed with 256MB cache reduces average latency to 4.16ms
  • AgileArray dual-plane balancing and RV sensors optimise RAID performance in multi-bay NAS
  • IronWolf Health Management provides prevention, intervention and recovery recommendations for system health
  • Rescue Data Recovery Services included for three years with 90% in-house recovery success rate

Tæknilýsing

BrandSeagate
SeriesIronWolf Pro
ModelST18000NE000
InterfaceSATA 6.0Gb/s
Capacity18TB
Recording TechnologyCMR
RPM7200 RPM
Cache256MB
Average Latency4.16ms
FeaturesOptimized for NAS with AgileArray. AgileArray enables dual-plane balancing and RAID optimization in multi-bay environments, with the most advanced power management possible.
Actively protect your NAS with IronWolf Health Management focusing on prevention, intervention, and recovery.
High performance means no lag time or downtime for users during workload traffic for the NAS. Seagate leads the competition with the highest-performing NAS drive portfolio.
Seagate Rescue Data Recovery. IronWolf Pro comes with extra peace of mind for any mechanical, accidental, or natural disaster. With a
UsageEnterprise NAS Hard Drives
Form Factor3.5"
Height (maximum)26.11mm
Width (maximum)101.85mm
Length (maximum)146.99mm
Sendingarþyngd0.78 kg
Stærð sendingar224 × 155 × 76 mm

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How does the 300TB per year workload rating affect the drive's long-term replacement cycle?

The 300TB per year workload rating indicates the drive is built for heavy 24×7 NAS use; staying within this limit helps achieve the 2.5 million hour MTBF and reduces early replacement needs.

What sustained performance limit appears first when the 7200 RPM drive runs continuous multi-bay RAID workloads?

Rotational vibration in multi-bay enclosures is the primary limit; built-in RV sensors and AgileArray dual-plane balancing work together to maintain consistent throughput under sustained RAID traffic.

How much heat and noise does the 3.5-inch 7200 RPM mechanism produce during all-day operation?

Advanced power management in AgileArray optimises energy use across idle and active states, while dual-plane balancing reduces mechanical vibration that contributes to noise and heat in multi-drive NAS chassis.

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