We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Silver 3.5 inch bare hard drive with exposed circuit board

HGST

HGST HUA721010KLA330 1TB 7200 RPM 32MB SATA 3.0Gb/s 3.5" internal hard drive

SKU CH-M169-HTM70 MPN HUA721010KLA330

A 1 TB desktop drive spinning at 7200 RPM with 32 MB cache and a SATA 3.0Gb/s interface

  • Total capacity1 TB
  • Interface typeSATA 3.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Packaging typeBare Drive
  • Rotational speed7,200 RPM
  • Cache memory32 MB
  • 1 TB capacity stores large data sets
  • 7200 RPM speed enables fast file access
  • 32 MB cache improves read and write throughput
  • 2 million hours MTBF supports reliable long-term operation
  • Enhanced RVS technology maintains performance under vibration

Enterprise-grade capacity

The HGST Ultrastar A7K1000 delivers 1TB of storage on a 3.5-inch desktop form factor. It spins at 7200 RPM with 32MB cache and a SATA 3.0Gb/s interface for enterprise environments with lower duty cycles.

Check your system first

Verify your motherboard or controller provides a free SATA 3.0Gb/s port and a 3.5-inch drive bay with mounting points. Ensure the power supply includes a spare SATA power connector for the bare drive.

Thermals noise and power

The 7200 RPM spindle produces typical mechanical noise and heat for enterprise-class drives. Average seek time is 8.2ms with 4.17ms latency, reflecting standard rotational vibration safeguards for continuous operation.

How it compares

Measured against everything we stock in 3.5-Inch Internal Desktop HDDs, at today’s prices. Recalculated every night.

Price $262.99
Pricier than about 79% of the 4,938 comparable items (median $107.99).
Total capacity 1 TB
Lower than about 60% of the 2,372 comparable items (median 2 TB).
Price per TB $262.99 per TB
Pricier than about 82% of the 2,365 comparable items (median $62.21 per TB).

New to this? Paying with USDT: TRC-20 or ERC-20 — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameHitachi GST
Product lineUltrastar A7K1000
Model nameHUA721010KLA330 (0A35772)
Total capacity1 TB
Recommended useFor Daily Computing
Performance
Rotational speed7,200 RPM
Average seek time8.2 ms
Mean latency4.17 ms
Storage
Cache memory32 MB
Ports & slots
Interface typeSATA 3.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Shipping weight1.36 kg
Package size203 × 152 × 51 mm

Questions about this item

Does the bare drive include cables or mounting brackets?

The drive is supplied as a bare unit only; SATA data and power cables plus 3.5" mounting screws must be sourced separately.

Should I choose the 1TB 7200 RPM model or a different capacity from the Ultrastar A7K1000 series?

This specific HUA721010KLA330 model is the 1TB 7200 RPM 32MB cache variant; other capacities in the series carry different model numbers and specifications.

What does the 1.2 million hour MTBF mean for daily desktop use?

The 1.2 million hour MTBF rating indicates enterprise-grade reliability designed for continuous operation in lower duty cycle storage environments.

More in 3.5-Inch Internal Desktop HDDs

Similar items