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Western Digital Ultrastar DC HC550 14TB Data Centre Hard Drive, 3.5" SATA, 7200 RPM (0F38581)

Price:

$ 1,388.98


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Western Digital Ultrastar DC HC550 14TB Data Centre Hard Drive, 3.5" SATA, 7200 RPM (0F38581)

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Western Digital Ultrastar DC HC550 14TB data centre hard drive, part 0F38581 (WUH721814ALE6L4). HelioSeal helium 3.5-inch SATA 6Gb/s, 512e, 7200 RPM, 512 MB buffer, up to 262 MB/s sustained transfer. CMR with EAMR and Triple Stage Actuator, 2.5M-hour MTBF, 0.35% AFR, 550 TB/year workload, 5.6 W idle. Base SE model, legacy Pin 3. 5-year limited warranty. For cloud, hyperscale and object storage. Genuine Western Digital from ARC IP Networks, authorised Western Digital reseller with Australian stock.

$ 1,388.98 1388.98 AUD $ 1,388.98 incl. GST

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0F38581

Western Digital 0F38581 at a glance

The Western Digital Ultrastar DC HC550 14TB (part number 0F38581, model WUH721814ALE6L4) is a HelioSeal helium-filled 3.5-inch SATA 6Gb/s data centre hard drive spinning at 7200 RPM with a 512 MB buffer. It uses CMR with Energy-Assisted Magnetic Recording (EAMR) and a Triple Stage Actuator, sustains up to 262 MB/s, and is rated for 2.5M hours MTBF, up to 550 TB/year and a 5-year limited warranty.

ARC IP Networks is an authorised Western Digital reseller in Australia. We supply the Western Digital 0F38581 from Australian stock.

Capacity14TB
InterfaceSATA 6Gb/s, 512e
TransferUp to 262 MB/s
MTBF2.5M hours, 5-yr warranty

Best for

  • Cloud, hyperscale and massive scale-out storage
  • Object storage such as Ceph and OpenStack Swift, and Hadoop big data
  • NAS, backup and surveillance servers that need enterprise-class 14TB drives

Key features

14TB capacity in a standard 3.5-inch form factor; part 0F38581, model WUH721814ALE6L4.

6th-generation HelioSeal helium-sealed design for low power and high reliability.

CMR recording with Energy-Assisted Magnetic Recording (EAMR), a Triple Stage Actuator and TDMR for accurate head positioning.

SATA 6Gb/s with 512e Advanced Format, 7200 RPM, 512 MB buffer and up to 262 MB/s sustained transfer.

Rotational Vibration Safeguard and Media Cache Plus for performance in multi-drive systems and random writes.

2.5M-hour projected MTBF, 0.35% AFR, workloads up to 550 TB/year and 24x7 availability.

Low power: 6.5 W operating, 5.6 W idle, 0.40 W/TB at idle.

Base (SE) model with RSA-signed firmware, no encryption (Sanitize Overwrite), legacy Pin 3 (no Power Disable); 5-year limited warranty.

Western Digital 0F38581 specifications

Western Digital 0F38581 technical specifications
SpecificationValue
Configuration
Capacity14TB
Part number0F38581
Model numberWUH721814ALE6L4
InterfaceSATA 6Gb/s
Sector format512e: 512 bytes (4K physical)
Data securityBase (SE), no encryption, Sanitize Overwrite
Pin 3Legacy configuration, no Power Disable support
Performance
Rotational speed7200 RPM
Data buffer512 MB
Latency average4.16 ms
Interface transfer rate600 MB/s max
Sustained transfer rate262 MB/s (250 MiB/s) max
Reliability
MTBF (projected)2.5M hours
AFR (projected)0.35%
WorkloadUp to 550 TB/year
Load/unload cycles600,000
Availability24x7
Limited warranty5 years
Power
Requirement+5 VDC, +12 VDC
Operating6.5 W
Idle5.6 W
Idle efficiency0.40 W/TB
Physical & Environment
Height26.1 mm
Width x depth101.6 x 147 mm
Weight690 g max
Operating temperature5 °C to 60 °C
Operating shock50 G (2 ms)
Non-operating shock250 G (2 ms)
Acoustics idle/operating2.0 / 3.6 Bels

Figures from Western Digital's official product information.

The Western Digital 0F38581 in depth

High capacity, lower TCO

The Ultrastar DC HC550 integrates a suite of technologies on a 9-disk platform. Energy-Assisted Magnetic Recording improves writability and areal density, while the industry's first Triple Stage Actuator improves head positioning for better performance in multi-drive environments.

HelioSeal efficiency and reliability

The 6th-generation HelioSeal helium design keeps power low at 5.6 W idle (0.40 W/TB for 14TB), and the drive carries a 2.5M-hour projected MTBF, 0.35% AFR and a 550 TB/year workload rating.

Built for object and scale-out storage

Western Digital targets the HC550 at cloud and hyperscale storage, distributed file systems, object storage such as Ceph and OpenStack Swift, and Hadoop big data analytics, backed by a 5-year limited warranty.

Frequently asked questions

Straight answers about the Western Digital 0F38581 from the ARC IP Networks team. Last reviewed October 2026.

0F38581 is the Ultrastar DC HC550 14TB SATA model WUH721814ALE6L4 (512e, Base SE, legacy Pin 3).

CMR. Western Digital states CMR technology works with all capacity enterprise applications and environments.

No. It is the Base (SE) model with no encryption, supporting Sanitize Overwrite only. The SED version of the 14TB SATA drive is part 0F38580.

No. The 'L' in the model number denotes the legacy Pin 3 configuration with no Power Disable support.

A 5-year limited warranty, with a 2.5M-hour projected MTBF and workloads up to 550 TB/year.

ARC IP Networks is an authorised Western Digital reseller and supplies the 0F38581 from Australian stock.

Explore more Western Digital: Enterprise Hard Drives (Ultrastar)

Buy the Western Digital 0F38581 in Australia

ARC IP Networks is an authorised Western Digital reseller, supplying Western Digital products to homes, businesses and integrators across Australia.

  • Genuine Western Digital with the full manufacturer's warranty.
  • Australian stock, shipped Australia-wide.
  • Local pre-sales help choosing the right model.
  • Trade and project pricing available.

Need help choosing Western Digital?

Ask ARC IP Networks for project pricing or a quote, or call us to check the right Western Digital model for your site.

Brand Western Digital

Accurate Shipping Costs

Our online shipping calculator is designed to provide a final, accurate shipping cost based on the items in your cart and your delivery postcode. Shipping costs are calculated at checkout based on your order and delivery postcode. The final cost is calculated based on several factors which are automatically accounted for by our system, including:

  • The stock location of the item(s) across our warehouses.
  • Orders with multiple items that may require special packaging.
  • The weight and dimensions of the order (including heavy or oversized items).
  • The delivery courier servicing your specific region.

Delivery Times


 

Standard Processing


Most orders placed by 2pm AEDT are dispatched for next working day delivery. Larger orders may require 1-2 additional business days for processing. If timing is critical, please contact us to discuss expedited options (additional charges may apply).


Delivery Timeframes


Region

Processing Time

Express Delivery

Standard Delivery

VIC, NSW, SA, QLD Metro, TAS

1-2 business days

1-2 business days

2-4 business days

NT, WA, QLD Rural

1-2 business days

1-2 business days

3-5 business days

New Zealand

1-2 business days

2-3 business days

4-10 business days

Please note: Processing times may extend during peak periods such as Christmas and end of financial year.

Free Warehouse Pickup



Save on shipping costs with free pickup from our ARC IP Networks Blackburn warehouse. Simply place your order online or by phone, and collect during business hours (Monday to Friday). Please allow time for picking and packing. For urgent orders, call 1300 100 440 to confirm your order is ready.

ARC IP Networks Pickup Address: 6 George Street, Blackburn, VIC 3130


Insurance & Tracking



All ARC IP Networks shipments are fully insured and trackable. Once dispatched, you'll receive an email with your tracking number and courier website details. If your item is confirmed lost or damaged by our courier, we'll arrange a replacement in consultation with you.


International Shipping



ARC IP Networks ships to New Zealand. Please note:


  • Import duties and taxes vary by country
  • Buyers are responsible for all customs charges
  • Contact your local customs authority before ordering
  • We'll provide required documentation for smooth customs clearance
  • Buyers cover all shipping costs for returns due to refused duties/taxes


Delivery Requirements


Signature Required


All deliveries must be signed for. If you won't be home, contact our Sales Support team to arrange Authority to Leave. Important: Authority to Leave voids shipping insurance if parcels are lost or stolen.


Delivery Restrictions


We do not deliver to PO Boxes or Parcel Lockers as our couriers cannot access them. Orders sent to these addresses will be returned, incurring redelivery fees.


Shipping Issue Resolution


ARC IP Networks works closely with our shipping partners to resolve any delivery issues quickly and fairly:


  1. Confirmation: We verify expected delivery dates with our shipping partners
  2. Investigation: Issues outside normal timeframes trigger formal investigations
  3. Communication: We keep you updated throughout the resolution process
  4. Resolution: Confirmed lost items are replaced or refunded after investigation completion


Please note: Refunds for lost, missing, or delayed orders cannot be processed until shipping partner investigations are complete. This does not affect your rights under the Australian Consumer Law, and refunds or replacements will be provided where required once loss or damage is confirmed.

Warranty & Faulty Products

ARC IP Networks complies with the Australian Consumer Law (ACL).

If a product is faulty, damaged, not of acceptable quality, or does not perform as advertised, you are entitled to a repair, replacement, or refund in accordance with ACL.

Manufacturer Warranty Returns

For faults developing after 14 days within the warranty period:

  • Contact ARC IP Networks first at info@arcip.com.au or 1300 100 440
  • We will assess the issue and coordinate with manufacturers, authorised service centres, or distributors on your behalf
  • Where required, a manufacturer RMA may be arranged
  • ARC IP Networks manages the return process and next steps

Dead on Arrival (DOA)

Products that arrive faulty or damaged must be reported within 14 days of delivery.

ARC IP Networks will arrange assessment, replacement, or refund as appropriate.

Change of Mind & Non-Faulty Returns

Change-of-mind returns must be requested within 14 days of delivery. For change-of-mind returns, the product must be unused, unopened, in its original packaging, and returned with all accessories and documentation. These conditions apply only to change-of-mind returns and do not limit or exclude your rights under the Australian Consumer Law. Some products are not eligible for change-of-mind returns, including:

  • Ex-demo products
  • Clearance or markdown items
  • Special-order items
  • Products clearly marked “No Change-of-Mind Returns”

Important

This does not affect your rights under Australian Consumer Law.

If a product is faulty, not of acceptable quality, or does not meet advertised specifications, it remains eligible for return regardless of category.

Refunds & Processing Timeframes

  • Approved refunds are processed within 7 business days of receiving returned goods
  • Refunds are issued to the original payment method, unless otherwise agreed
  • Replacement or repair may be offered where appropriate
  • Store credit may be offered only with customer consent

Handling fees and non-returnable service charges may not be refundable where permitted by law.


Restocking Fees

For approved change-of-mind or non-faulty returns, a 15% restocking fee applies.

  • Any applicable restocking fee will be clearly communicated prior to return approval
  • The fee will be deducted from the refund amount
  • Restocking fees do not apply to returns made under the Australian Consumer Law, including faulty, damaged, or misrepresented goods.

Return Shipping Costs

  • Change-of-mind returns: The customer is responsible for return shipping costs.
  • Faulty or defective products: ARC IP Networks covers return shipping under Australian Consumer Law.

Non-Warranty Repairs

For issues not covered by warranty:

  • ARC IP Networks will provide a quote before proceeding
  • Customers are responsible for all shipping and service costs
  • No repairs are undertaken without customer approval

Return Methods

Returns may be made:

  • In-store at ARC IP Networks – 6 George Street, Blackburn VIC 3130
  • Or by shipment as instructed by our support team

Proof of purchase is required for all returns.

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