Same-day dispatch on orders before 3PM Mountain

Tested & Certified
Seagate ST18000NM000J 18TB SATA 6Gb/s 3.5in Enterprise HDD Tested - Face View
Seagate ST18000NM000J 18TB SATA 6Gb/s 3.5in Enterprise HDD Tested - Rear Specifications

Seagate ST18000NM000J 18TB SATA 6Gb/s 3.5in Enterprise HDD Tested

By Seagate·SKU: res-102-standard
$379.96Regular price $399.95
$21.11/TBIn Stock
Capacity
18TB
Interface
SATA
Part number
ST18000NM000J
Condition
Used, Tested & Certified
Tested in-house
Every drive passes the full test suite we'd want before trusting it with our own data: zero defects, speed verified. The printed certificate ships in the box.

Condition

Certified Used by Atomic Racks$417.96Individually tested hereFull history published
Certified Used by Atomic Racks$379.96Individually tested hereFull history published
1-year warranty · 30-day returns
Every tier passes the same tests. Fewer recorded hours earn a longer warranty.
$379.96Regular price $399.95
$21.11/TB
In Stock · Ready to Ship
Dispatch: Order before 3PM Mountain, ships today.
Standard Use

Only 2 left in stock

Quantity
1
Free shipping to all lower 48 states
Secure anti-static packaging
30-day money-back guarantee
Product description

About this item

Used, Tested & Secure-Erased. Two units available from a tested lot; this listing is for one (1) drive. Each drive has passed a full diagnostic and data-sanitization pass before listing.

Overview

This Seagate ST18000NM000J is an 18TB enterprise-class SATA 6Gb/s hard drive, the type used in NAS, server, and bulk-storage deployments. It's pulled from a decommissioned enterprise environment, individually tested, and securely wiped prior to sale.

What's Included

Bare drive only - no caddy, cables, or retail packaging unless otherwise noted. Drive ships well-packed in anti-static and shock-protective materials.

Hardware specifications

Technical spec sheet

11 specifications
Model / MPN
ST18000NM000J
Capacity
18TB
Interface
SATA 6Gb/s
Form Factor
3.5 in
Rotation Speed
7200 RPM
Cache
256MB
Measured Sequential Read/Write
277-281 MB/s
Random 4K Read/Write IOPS
~0.2k / 1.0k
Power-On Hours (lot range)
32,547 - 36,505 hrs
Usage Tier
Standard Use (20,000-40,000 hrs)
Warranty
12 months
Tested in-house

Per-unit test results

2 of 2 units passed every required test, tested Sep 24, 2026. Choose an exact unit to read its full report.

  • 2/2 hard drives passed all required tests
  • SMART clean: 0 reallocated sectors
  • Extended self-test passed
  • Odometer cross-check verified
  • Wiped, verified
  • 281 MB/s sequential read, measured

Condition notes

Every drive in this lot was put through a full diagnostic cycle on our test rig before listing.

The unit you receive will fall within this lot's power-on hour range of 32,547 to 36,505 hours and is classified Standard Use (20,000-40,000 hrs), backed by a 12-month warranty. Photos show the actual drive(s) offered; any identifiers visible in images have been altered for privacy and serial numbers are not published in this listing or available on request for security reasons.

Assurances and freight

Warranty and shipping

Warranty and returns

1-year warranty
  • Replacement or refund after verified failure, prepaid return label on defective items.
  • 30-day returns: defective items ship back on our label, change-of-mind returns pay return postage.
  • Compatibility help by email before and after purchase.

Dispatch and packaging

Same-day dispatch on orders before 3PM Mountain
  • Free shipping to all lower 48 states.
  • ESD-safe anti-static shielding bags with heavy-duty crush-resistant padding.
  • Full declared value carrier insurance with instant tracking notifications.
Upgrading your storage array?
Sell us your older drives and put the payout toward this order.
Trade In →