Seagate Ironwolf NAS ST4000VN006 4TB 256MB Cache SATA III Internal Hard Drive

Key Features

IronWolf NAS Hard Drives
For multi-user NAS environments that need high workload rated drives.

IronWolf is designed for everything NAS. Get used to tough, ready and scalable 24×7 performance that can handle multi-bay NAS environments across a wide range of capacities.

IronWolf
IronWolf provides a workload rate of 180 TB/year with scalable 24×7 performance that can handle multi-bay NAS environments, as well as capacities up to 12 TB. It fits applications like 1- to 8-bay network attached storage (NAS).

Drive Health and Data Recovery
When integrated into compatible NAS systems, these drives provide overall system reliability increases due to IronWolf Health Management (IHM).

Specifications

Drive Specification

Formatted capacity
4000GB (4TB)

Guaranteed sectors
7,814,037,168

Heads
4

Disks
2

Bytes per sector (4K physical emulatedat 512-byte sectors)
4096

Default sectors per track
63

Default read/write heads
16

Default cylinders
16,383

Recording density (max) (KBPI)
2448

Track density (avg) (KTPI)
480

Areal density (avg) (Gb/in2)
1175

SATA interface transfer rate
600MB/s

Maximum sustained data rate
180 MB/s

ATA data-transfer modes supported
PIO modes: 0 to 4
Multiword DMA modes: 0 to 2
Ultra DMA modes 0 to 6

Cache buffer
256MB

Height (max)
20.20mm / 0.795 in (max)

Width (max)
101.85mm / 4.010 in

Length (max)
146.99mm / 5.787 in

Weight (max)
490g / 1.08 lb

Average latency
6.0 ms

Startup current (typical) 12V
1.8A

Voltage tolerance (including noise)
5V: ±5%
12V: ±10%

Non-Operating (Ambient °C)
40 to 70

Operating ambient temperature
(min °C) 0°

Operating temperature
(drive reported max °C) 65°

Temperature gradient
20°C per hour max (operating)
30°C per hour max (nonoperating)

Relative humidity
5% to 90% (operating)
5% to 95% (nonoperating)

Relative humidity gradient (max)
30% per hour

Fast UK Shipping

We offer quick order processing within 1–2 working days across the UK. Order before 3:00 PM GMT/BST on weekdays for same-day processing.

Once the order is processed, the following options indicate respective delivery times.

Delivery Options:

• Basic: Free | 2–5 business days
• Standard: Free over £100 / £4.99 under £100 | 2–3 business days
• Express: £4.99 | 1–2 business days
• Premium Next-Day: £7.99 | Next business day.

Note: Delivery times are estimated and may vary due to courier delays or weather.

Hassle-Free Returns

Changed your mind? You can return unused items in original packaging within 14 days of delivery.

To request a return, email contact@lazymart.co.uk. We’ll provide instructions on how to proceed with a return. Refunds are processed within 5 business days after inspection.

Damaged or Incorrect Orders

If your item arrives damaged or incorrect, contact us within 24 hours with photos for a quick resolution.

Shipping & Returns Policies

For more details, view our Shipping Policy and Return Policy.

No FAQ to show here.