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Cisco UCS-HD18TB10KS4K= 1.8 TB 12G SAS 10K RPM SFF HDD, 4K Sector Format

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$ 2,078.13


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Cisco UCS-HD18TB10KS4K= 1.8 TB 12G SAS 10K RPM SFF HDD, 4K Sector Format

https://arcip.com.au/web/image/product.template/14017/image_1920?unique=79c5e01

Cisco UCS-HD18TB10KS4K= 1.8 TB 12G SAS 10K RPM small form factor hard drive with 4K sector format. Hot-pluggable, sled-mounted drive listed for the Cisco UCS C240 M4 SFF rack server. Requires UCS firmware 2.0(4) or later and UEFI boot; do not mix 4K and 512-byte drives in the same RAID volume. VMware supports 4K native drives from ESXi 6.7. Spare part for existing UCS M4 deployments. Genuine Cisco from ARC IP Networks, a Cisco Registered Partner.

$ 2,078.13 2078.13 AUD $ 2,078.13 incl. GST

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UCS-HD18TB10KS4K=

Cisco UCS-HD18TB10KS4K= at a glance

The Cisco UCS-HD18TB10KS4K= is a 1.8 TB 12G SAS 10K RPM small form factor hard drive with 4K sector format, listed in the UCS C240 M4 SFF rack server spec sheet as a hot-pluggable sled-mounted drive. 4K drives must boot in UEFI mode and must not be mixed with 512-byte drives in the same RAID volume.

ARC IP Networks is a Cisco Registered Partner in Australia. We supply the genuine Cisco UCS-HD18TB10KS4K= through Cisco's authorised Australian distribution, with a GST tax invoice on every order.

Capacity1.8 TB
Interface12G SAS
Speed10K RPM
Format4K sector

Best for

  • Replacing or adding drives in UCS C240 M4 SFF servers
  • Capacity storage on 12G SAS RAID volumes
  • Spares for existing UCS M4 rack deployments

Key features

1.8 TB capacity, 12G SAS, 10K RPM.

Small form factor (SFF), hot-pluggable, sled-mounted.

4K sector format.

Listed in the UCS C240 M4 SFF spec sheet drive table and NEBS-compliant component list.

UCS rack servers need firmware 2.0(4) or later for 4K sector drives.

UEFI mode must be used when booting from 4K drives; legacy mode is not supported.

Do not mix 4K and 512-byte sector drives in the same RAID volume.

VMware supports 4K native drives from ESXi 6.7.

Cisco UCS-HD18TB10KS4K= specifications

Cisco UCS-HD18TB10KS4K= technical specifications
SpecificationValue
Drive
Capacity1.8 TB
Interface12G SAS
Rotational speed10K RPM
Form factorSFF, hot-pluggable, sled-mounted
Sector format4K
Compatibility
ServerUCS C240 M4 SFF
Minimum UCS firmware2.0(4)
Boot modeUEFI only (no legacy boot)
Operating systems (4K drives)
WindowsWindows 8 and later, Windows Server 2012 and later
LinuxRHEL 6.5/6.6/6.7/7.0/7.2, SLES 11 SP3 and SLES 12
VMware4K native from ESXi 6.7

Figures from Cisco's official data sheet.

The Cisco UCS-HD18TB10KS4K= in depth

4K native SAS drive

The UCS-HD18TB10KS4K= is a 1.8 TB 10K RPM 12G SAS drive using 4K sectors. Cisco requires UEFI boot and warns against mixing 4K and 512-byte drives in one RAID volume.

Lifecycle

Cisco marks the UCS C240 M4 spec sheet as a discontinued product. The HyperFlex version of this drive, HX-HD18TB10KS4K=, reached end-of-sale on 14 February 2020 with no replacement; the UCS- part is not listed in that notice.

Frequently asked questions

Straight answers about the Cisco UCS-HD18TB10KS4K= from the ARC IP Networks team. Last reviewed October 2026.

Cisco lists it in the UCS C240 M4 SFF rack server spec sheet as a hot-pluggable sled-mounted HDD.

Cisco marks the C240 M4 as discontinued. The HyperFlex twin HX-HD18TB10KS4K= reached end-of-sale on 14 February 2020 with no replacement product; no separate notice was found for the UCS- part.

Yes, but only in UEFI mode. Cisco states legacy boot mode is not supported for 4K sector drives.

Not in the same RAID volume. Cisco says 4K and 512-byte sector drives must not be mixed in one RAID volume.

VMware supports 4K native drives from ESXi 6.7; earlier versions support 512e drives only.

ARC IP Networks is a Cisco Registered Partner and supplies the genuine Cisco UCS-HD18TB10KS4K= through Cisco's authorised Australian distribution, with a GST tax invoice.

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Buy the Cisco UCS-HD18TB10KS4K= in Australia

ARC IP Networks is a Cisco Registered Partner, supplying Cisco switching, wireless, collaboration and security products to businesses, schools and integrators across Australia.

  • Genuine Cisco: sourced through Cisco's authorised Australian distribution, never grey import.
  • Australia-wide delivery, with Australian power where a power supply is included.
  • Manufacturer's warranty and local pre-sales help choosing the right model and licence.
  • GST tax invoice on every order, with trade and project pricing available.

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Accurate Shipping Costs

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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.

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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


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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.


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ARC IP Networks ships to New Zealand. Please note:


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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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