Supermicro part number HDD-T4000-MG03ACA400 identifies the HDD-T4000-MG03ACA400 - Supermicro 4TB 7200RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive, an enterprise-grade Storage Devices unit appropriate for data-center, server-room, and workstation deployment. The component is intended for use in Supermicro SuperServer and UltraServer rack platforms where matched-pair installation, hot-spare provisioning, or matched-lot procurement is required. Technical specifications include spindle speed of 7,200 RPM, form factor of 3.5-inch, interface of SATA, data rate of 6 Gb/s, cache of 64MB. Typical workloads include VMware ESXi datastores, Veeam / Rubrik / Cohesity backup repositories, RDBMS data files (SQL Server, PostgreSQL, Oracle), and log-tier storage for Splunk and Elastic. Our procurement team maintains active inventory of the HDD-T4000-MG03ACA400 and verifies condition, firmware revision, and OEM part-number registry alignment for each unit prior to sale. Stocked units ship same-day on in-stock orders placed before 3pm ET. Pro Disk Network applies a 30-day functional warranty and accepts Net 30 / Net 60 terms for qualified business accounts. Free US ground shipping on orders over $150; same-day expedited (UPS Next Day Air, FedEx Priority) available at checkout.
The HDD-T4000-MG03ACA400 is a Supermicro storage devices component with spindle speed 7,200 RPM, form factor 3.5-inch, interface SATA. Pro Disk Network sells the HDD-T4000-MG03ACA400 for $264.02 with same-day US shipping and a 30-day free return guarantee.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the HDD-T4000-MG03ACA400 verified against the manufacturer datasheet and our internal lab benchmarks.
Quick Answer: Will the HDD-T4000-MG03ACA400 work with my RAID controller?
The HDD-T4000-MG03ACA400 operates with any standard SAS/SATA/NVMe-compatible RAID controller (Dell PERC, HPE Smart Array, LSI/Broadcom MegaRAID, Adaptec, IBM ServeRAID, Lenovo ThinkSystem RAID). Mixing this drive in the same RAID volume with drives of different speed/capacity is supported but never recommended.
How fast does the HDD-T4000-MG03ACA400 ship?
If in stock, the HDD-T4000-MG03ACA400 ships same business day on US orders placed before 2 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
The HDD-T4000-MG03ACA400 is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
VMware vSAN Capacity Tier — Used as bulk storage in all-flash and hybrid vSAN clusters. Pair with NVMe cache-tier drives for SLA-grade write throughput at half the cost of all-NVMe.
Veeam Backup Repository — Cost-optimised backup target for Veeam B&R, Rubrik, or Cohesity primary backup tier. RAID 6 over 8–24 drives delivers 100+ TB usable per server.
Splunk Warm/Cold Tier — Appropriate for Splunk warm/cold/frozen indexes where ingest write rates are below 200 MB/s per node. Avoid for hot-tier indexes — use NVMe instead.
File Server / SMB Shares — General-purpose Windows Server / Samba shares for departmental file storage. RAID 5 for capacity, RAID 10 for IOPS-sensitive workloads.
New, Bulk, or Refurbished — Choosing Your Tier
Pro Disk Network offers the HDD-T4000-MG03ACA400 across three procurement tiers. Each tier is fully functional and warranted; the choice comes down to budget, warranty length, and whether the deployment is production-critical or capacity-expansion.
Tier
Discount vs OEM List
Warranty
Best For
New (Sealed OEM)
25–40%
Supermicro manufacturer warranty (1–5 yr)
Production-critical first-tier
New (Bulk OEM)
50–65%
3-year Pro Disk Network warranty
New cluster builds, secondary tier
Refurbished
75–85%
12-month advance replacement
Capacity expansion, lab, dev/test, EOL refresh
Bulk & Volume Pricing for HDD-T4000-MG03ACA400
Ships from our US warehouse — same-day US dispatch on orders placed before 2pm ET. Net 30 terms available for verified businesses, government and education.
Volume discounts on the HDD-T4000-MG03ACA400 are automatic at checkout. Net 30 terms available for verified businesses, government, and education. Email sales@prodisknetwork.com for orders above 100 units.
Quantity
Discount
Unit Price
1
0%
$264.02
5+
4%
$253.46
10+
8%
$242.90
25+
13%
$229.70
50+
18%
$216.50
100+
23%
$203.30
What is the HDD-T4000-MG03ACA400?
The HDD-T4000-MG03ACA400 is a Supermicro enterprise-grade hard drive with spindle speed 7,200 RPM and form factor 3.5-inch, manufactured by Supermicro. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of HDD-T4000-MG03ACA400
Pros
Bulk-quantity pricing for 6+ unit orders
Direct-to-rack shipping on multi-pack orders
Sequential serial-number bundling for cluster builds
Cons
Designed for capacity tier, not write-intensive cache
Not a drop-in for desktop NAS without verifying caddy
Some firmware revs locked to specific RAID-controller families
Frequently Asked Questions about HDD-T4000-MG03ACA400
Is the HDD-T4000-MG03ACA400 a genuine Supermicro part?
Yes. Pro Disk Network sources every HDD-T4000-MG03ACA400 as factory-original Supermicro inventory verified against the manufacturer parts registry before listing. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Supermicro servers, surface-tested, and re-warranted by Pro Disk Network for 12 months.
Will the HDD-T4000-MG03ACA400 work with my RAID controller?
The HDD-T4000-MG03ACA400 operates with any standard SAS/SATA/NVMe-compatible RAID controller (Dell PERC, HPE Smart Array, LSI/Broadcom MegaRAID, Adaptec, IBM ServeRAID, Lenovo ThinkSystem RAID). Mixing this drive in the same RAID volume with drives of different speed/capacity is supported but never recommended.
How fast does the HDD-T4000-MG03ACA400 ship?
If in stock, the HDD-T4000-MG03ACA400 ships same business day on US orders placed before 2 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
What is the warranty on the HDD-T4000-MG03ACA400?
New HDD-T4000-MG03ACA400 units carry the full Supermicro manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (12 months refurbished, 36 months new bulk). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the HDD-T4000-MG03ACA400?
Yes. Pro Disk Network offers automatic volume discounts at 10, 25, 50, and 100+ unit tiers. Net 30 terms are available for verified businesses, government, and education buyers. Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Compare & Find Alternates for HDD-T4000-MG03ACA400
Other parts that share the HDD series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
HDD-T4000-HUS724040ALA64 — HDD-T4000-HUS724040ALA64 - Supermicro 4TB 7200RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive — $268.38
HDD-T4000-HUS724040ALE64 — HDD-T4000-HUS724040ALE64 - Supermicro 4TB 7200RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive — $384.72
HDD-T4000-MG04ACA400A — HDD-T4000-MG04ACA400A - Supermicro 4TB 7200RPM SATA 6GB/s 128MB Cache 3.5-inch Hard Drive — $413.16
HDD-T4000-MG04ACA400E — HDD-T4000-MG04ACA400E - Supermicro 4TB 7200RPM SATA 6GB/s 128MB Cache 3.5-inch Hard Drive — $407.25
Pro Disk Network Buyer’s Guide: Storage Devices
How to Pick the Right Drive Capacity for Your Use Case
Sizing a storage drive correctly is the difference between a system that runs predictably for five years and one that you replace under emergency conditions at 18 months. For the HDD-T4000-MG03ACA400, plan capacity around three numbers: working-set size, retention window, and overhead headroom. Working set is the actively-read data — databases, indexes, hot files. Retention window is how long you keep cold data online before tiering off. Overhead headroom should be 25-30%: drives run noticeably slower above 80% utilisation and metadata operations stall above 90%.
Drive Health Monitoring: SMART, Workload Rating, and Predictive Failure
Workload rating — expressed as TB written per year — matters more than raw capacity in choosing the HDD-T4000-MG03ACA400 for sustained-write workloads. Consumer SATA drives are rated for 55 TB/year; enterprise SATA for 180-550 TB/year; enterprise SAS for 550 TB+/year; mixed-use NVMe for 1-3 PB/year over five years. Match the rating to your sustained write profile, then add 30% headroom.