The Dell 400-AWYF (400-AWYF - Dell 12TB 7200RPM SAS 3.5-inch Hard Drive with Tray) is a Server Hard Drive component engineered for sustained enterprise-class workloads. This part addresses common procurement scenarios where exact-match replacement, capacity expansion, or new-build deployment is required. Technical specifications include capacity of 12 TB, spindle speed of 7,200 RPM, form factor of 3.5-inch, interface of SAS. Common deployment scenarios include database transaction-log volumes, virtualization datastores, OS-boot tier, backup-repository targets, and warm-data tiers in tiered-storage architectures. Pro Disk Network supplies the 400-AWYF to US business buyers. Stocked units ship same-day on in-stock orders placed before 3pm ET. Pro Disk Network applies a 90-day functional warranty. Free US ground shipping on orders over $150; same-day expedited (UPS Next Day Air, FedEx Priority) available at checkout.
The 400-AWYF is a Dell server hard drive component with capacity 12 TB, spindle speed 7,200 RPM, form factor 3.5-inch. Pro Disk Network sells the 400-AWYF for $694.74 with same-day US shipping and a 30-day return guarantee.
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Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the 400-AWYF are shown on this page.
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Quick Answer: Will the 400-AWYF work with my RAID controller?
The 400-AWYF 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 400-AWYF ship?
If in stock, the 400-AWYF ships same business day on US orders placed before 3 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 400-AWYF 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.
What is the 400-AWYF?
The 400-AWYF is a Dell enterprise-grade hard drive with capacity 12 TB and spindle speed 7,200 RPM, manufactured by Dell. 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 400-AWYF
Pros
Free 30-day return window covers DOA + fit issues
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 400-AWYF
Is the 400-AWYF a genuine Dell part?
Yes. Pro Disk Network sources every 400-AWYF as factory-original Dell inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Dell servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the 400-AWYF work with my RAID controller?
The 400-AWYF 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 400-AWYF ship?
If in stock, the 400-AWYF ships same business day on US orders placed before 3 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 400-AWYF?
New 400-AWYF units carry the full Dell manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the 400-AWYF?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the 400 series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
400-AWCR — 400-AWCR - Dell DC S4500 3.84TB TLC SATA 6GB/s Read Intensive Enterprise 2.5-inch Solid State Drive — $2,564.13
400-AWEU — 400-AWEU - Dell 8TB 7200RPM SAS 12Gb/s 512E 3.5-inch Hard Drive with Tray for 14G PowerEdge Server — $563.16
400-AWGU — 400-AWGU - Dell DC S4500 3.84TB TLC SATA 6GB/s Read Intensive Enterprise 2.5-inch Solid State Drive — $2,564.13
400-AWGV — 400-AWGV - Dell DC S4500 3.84TB TLC SATA 6GB/s Read Intensive Enterprise 2.5-inch Solid State Drive — $2,564.13
400-AWGX — 400-AWGX - Dell 3.84TB TLC SATA 6Gb/s Read Intensive Hot-Swappable 2.5-inch Solid State Drive — $1,789.37
400-AWGY — 400-AWGY - Dell DC S4500 3.84TB TLC SATA 6GB/s Read Intensive Enterprise 2.5-inch Solid State Drive — $3,050.53
400-AWGZ — 400-AWGZ - Dell 3.84TB Multi-Level Cell SATA 6Gb/s Hot-Swappable 2.5-Inch Solid State Drive — $2,104.42
400-AWHB — 400-AWHB - Dell DC S4500 3.84TB TLC SATA 6GB/s Read Intensive Enterprise 2.5-inch Solid State Drive — $2,564.13
400-AWHE — 400-AWHE - Dell 3.84TB Multi-Level Cell SATA 6Gb/s 2.5-Inch Solid State Drive — $2,466.95
400-AWHJ — 400-AWHJ - Dell 3.84TB SATA Read Intensive 2.5-inch Solid State Drive — $2,449.26
400-AWIP — 400-AWIP - Dell 12TB 7200RPM SAS 3.5-inch Hard Drive with Tray — $524.21
400-AWIR — 400-AWIR - Dell 12TB 7200RPM SAS 3.5-inch Hard Drive with Tray — $524.21
Pro Disk Network Buyer’s Guide: Server Hard Drive
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 400-AWYF, 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 400-AWYF 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.