Buy wisely
Buy wisely
Buy wisely

+1.1666% inflation

  1. Home
  2. /
  3. Electronics
  4. /
  5. Computers
  6. /
  7. Computer components
  8. /
  9. Computer Drives & Storage
  10. /
  11. Seagate Expansion 18TB Desktop External Hard Drive

Buy wisely

BuyWisely is your one stop price comparison platform, delivering the best deals from over 20,000 online shops. We empower shoppers to make smart, cost-effective choices by offering transparent pricing, price history, and the latest deals across a broad range of products. With BuyWisely, your money goes further.

Popular Shops
Amazon.com.au
Temu
eBay.com.au
Myer
JB Hi-Fi
Catch.com.au
Kogan.com
Harvey Norman Australia
MyDeal
Bing Lee Electrics
The Good Guys
Bunnings Warehouse
Officeworks
Woolworths
BIG W
Popular Categories
Electronics
Home Appliances
Fashion
Cookware
Gaming Monitors
Games
Baby & Kids
Pets
Grocery
Kitchen
Skirts
Contact Us
andrew@buywisely.com.au
Affiliate Disclosure
Legal Information
Privacy Policy
Go to BuyWisely US
US flag
- 2%
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive
Seagate Expansion 18TB Desktop External Hard Drive

Seagate Expansion 18TB Desktop External Hard Drive

(6,251 reviews)

The Seagate Expansion desktop drive provides extra storage for your ever-growing collection of files. Instantly add space for more files, consolidate all of your files to a single location, or free up space on your computer's internal drive to help improve performance. Setup is straightforward; simply plug in the included power supply and USB cable, and you are ready to go. It is automatically recognized by the Windows or Mac operating system, so there is no software to install and nothing to configure. Saving files is easy too - just drag-and-drop. Take advantage of the fast data transfer speeds with the USB 3.0 interface by connecting to a USB 3.0 port.

The Seagate Expansion desktop drive provides extra storage for your ever-growing collection of files. Instantly add space for more files, consolidate all of your files to a single location, or free up space on your computer's internal drive to help improve performance. Setup is straightforward; simply plug in the included power supply and USB cable, and you are ready to go. It is automatically recognized by the Windows or Mac operating system, so there is no software to install and nothing to configure. Saving files is easy too - just drag-and-drop. Take advantage of the fast data transfer speeds with the USB 3.0 interface by connecting to a USB 3.0 port.

$674.55

in 1 offers

Capacity:

4 TB
5 TB
6 TB
10 TB
8 TB
12 TB
14 TB
16 TB

Seagate Expansion 18TB Desktop External Hard Drive

$674.55

(6,251 reviews)

The Seagate Expansion desktop drive provides extra storage for your ever-growing collection of files. Instantly add space for more files, consolidate all of your files to a single location, or free up space on your computer's internal drive to help improve performance. Setup is straightforward; simply plug in the included power supply and USB cable, and you are ready to go. It is automatically recognized by the Windows or Mac operating system, so there is no software to install and nothing to configure. Saving files is easy too - just drag-and-drop. Take advantage of the fast data transfer speeds with the USB 3.0 interface by connecting to a USB 3.0 port.

The Seagate Expansion desktop drive provides extra storage for your ever-growing collection of files. Instantly add space for more files, consolidate all of your files to a single location, or free up space on your computer's internal drive to help improve performance. Setup is straightforward; simply plug in the included power supply and USB cable, and you are ready to go. It is automatically recognized by the Windows or Mac operating system, so there is no software to install and nothing to configure. Saving files is easy too - just drag-and-drop. Take advantage of the fast data transfer speeds with the USB 3.0 interface by connecting to a USB 3.0 port.

Capacity

18 TB
​

Price comparison

Last updated at 21/07/2025 19:48:41

Amazon.com.au

$674.55

Go to store


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

See 38 more history offers

Officeworks

$699.00

available 4 months ago

Low stock

Landmark Computers

$689.00

available 5 months ago

Low stock

Playthek.com

$716.32

available 5 months ago

Low stock

The Good Guys

$669.00

available 5 months ago

Low stock


cashrewards

Up to 2.3% cashback

shopback

Up to 3% Cashback

Rosman Australia

$669.00

available 6 months ago

Low stock


cashrewards

1% cashback

LWT

$690.80

available 6 months ago

Low stock

Microless.com

$654.07

available 6 months ago

Low stock

Skycomp Technology

$663.00

available 6 months ago

Low stock


cashrewards

0.6% cashback

Ubuy

$1,461.00

available 7 months ago

Low stock

Newegg.com - Hot Deals 4 Less

$621.50

available 7 months ago

Low stock


cashrewards

0.6% cashback

eBay.com.au - retail_king

$819.83

available 7 months ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Newegg.com - newegg.com Australia

$592.90

available 7 months ago

Low stock


cashrewards

0.6% cashback

eBay.com.au

$596.41

available 9 months ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

eBay.com.au - newegg

$598.23

available 9 months ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Techinn.com

$813.99

available 10 months ago

Low stock


cashrewards

4.2% cashback

Network Hardwares

$562.00

available 10 months ago

Low stock

Big Apple Buddy

$449.77

available 10 months ago

Low stock

Zylax Computers

$700.00

available 11 months ago

Low stock

MediaForm

$667.33

available 11 months ago

Low stock

Ozsale

$649.95

available 11 months ago

Low stock


cashrewards

7% cashback

shopback

Up to 4.2% Cashback

Simply Wholesale

$649.95

available 11 months ago

Low stock


cashrewards

3.2% cashback

Dick Smith AU

$649.95

available 11 months ago

Low stock

Kogan.com

$649.95

available 12 months ago

Low stock

Whitcroft IT

$709.00

available about 1 year ago

Low stock

eBay.com.au - youritdelivered

$978.96

available about 1 year ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Newegg.com

$606.10

available over 1 year ago

Low stock


cashrewards

0.6% cashback

Fruugo Australia

$1,399.00

available over 1 year ago

Low stock

au.ShopBetter24.com

$1,014.24

available over 1 year ago

Low stock

eBay.com.au - eeeshop

$964.65

available over 1 year ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

eBay.com.au - idirect

$849.45

available over 1 year ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

eBay.com.au - jamazon77

$1,082.02

available almost 2 years ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Computers & Parts Land

$649.00

available almost 2 years ago

Low stock

Black Swallow

$660.07

available almost 2 years ago

Low stock

Catch.com.au

$618.79

available almost 2 years ago

Low stock

Mwave Australia

$574.95

available almost 2 years ago

Low stock


cashrewards

0.6% cashback

shopback

0.5% Cashback

Harris Technology

$724.00

available almost 2 years ago

Low stock

B&H Photo-Video-Audio

$416.59

available about 2 years ago

Low stock

Technology Centre

$600.00

available about 2 years ago

Low stock

Price history

​
​

Price history

​
​

Specification

General
Device TypeHard drive - external (desktop)
Capacity18 TB
InterfaceUSB 3.0
Width41.9 mm

Price comparison

Updated 42 minutes ago
Amazon.com.au

$674.55

See 38 more history offers

Officeworks

$699.00

Low Stock
Landmark Computers

$689.00

Low Stock
Playthek.com

$716.32

Low Stock
The Good Guys

$669.00

Low Stock

cashrewards

Up to 2.3% cashback


shopback

Up to 3% Cashback

Rosman Australia

$669.00

Low Stock

cashrewards

1% cashback

LWT

$690.80

Low Stock
Microless.com

$654.07

Low Stock
Skycomp Technology

$663.00

Low Stock

cashrewards

0.6% cashback

Ubuy

$1,461.00

Low Stock
Newegg.com - Hot Deals 4 Less

$621.50

Low Stock

cashrewards

0.6% cashback

eBay.com.au - retail_king

$819.83

Low Stock
Newegg.com - newegg.com Australia

$592.90

Low Stock

cashrewards

0.6% cashback

eBay.com.au

$596.41

Low Stock
eBay.com.au - newegg

$598.23

Low Stock
Techinn.com

$813.99

Low Stock

cashrewards

4.2% cashback

Network Hardwares

$562.00

Low Stock
Big Apple Buddy

$449.77

Low Stock
Zylax Computers

$700.00

Low Stock
MediaForm

$667.33

Low Stock
Ozsale

$649.95

Low Stock

cashrewards

7% cashback


shopback

Up to 4.2% Cashback

Simply Wholesale

$649.95

Low Stock

cashrewards

3.2% cashback

Dick Smith AU

$649.95

Low Stock
Kogan.com

$649.95

Low Stock
Whitcroft IT

$709.00

Low Stock
eBay.com.au - youritdelivered

$978.96

Low Stock
Newegg.com

$606.10

Low Stock

cashrewards

0.6% cashback

Fruugo Australia

$1,399.00

Low Stock
au.ShopBetter24.com

$1,014.24

Low Stock
eBay.com.au - eeeshop

$964.65

Low Stock
eBay.com.au - idirect

$849.45

Low Stock
eBay.com.au - jamazon77

$1,082.02

Low Stock
Computers & Parts Land

$649.00

Low Stock
Black Swallow

$660.07

Low Stock
Catch.com.au

$618.79

Low Stock
Mwave Australia

$574.95

Low Stock

cashrewards

0.6% cashback


shopback

0.5% Cashback

Harris Technology

$724.00

Low Stock
B&H Photo-Video-Audio

$416.59

Low Stock
Technology Centre

$600.00

Low Stock

Price history

​
​

Price history

​
​

Specification

General
Device TypeHard drive - external (desktop)
Capacity18 TB
InterfaceUSB 3.0
Width41.9 mm