D-Link part number DNS-320L identifies the DNS-320L - D-Link SATA 3Gb/s Gigabit Ethernet Network Storage Enclosure, an enterprise-grade Network Storage Devices unit appropriate for data-center, server-room, and workstation deployment. Technical specifications include capacity of 3 GB, interface of SATA, data rate of 3 Gb/s. 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. Pro Disk Network supplies the DNS-320L 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 DNS-320L is a D-Link network storage devices component with capacity 3 GB, interface SATA, data rate 3 Gb/s. Pricing on the DNS-320L is quote-based — email sales@prodisknetwork.com or use our live chat for a quote within one business day.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the DNS-320L are shown on this page.
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Same-Day US Shipping — orders before 3pm ET ship today via UPS
30-Day Returns — pre-paid label on DOA and defective items
Quick Answer: Will the DNS-320L work with my RAID controller?
The DNS-320L 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 DNS-320L ship?
Pro Disk Network dispatches the DNS-320L same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
The DNS-320L 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.
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.
Object Storage (Ceph / MinIO) — JBOD presentation behind Ceph OSDs or MinIO erasure-coded pools. Mix with NVMe metadata drives for production object stores.
What is the DNS-320L?
The DNS-320L is a D-Link enterprise-grade hard drive with capacity 3 GB and interface SATA, manufactured by D-Link. 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 DNS-320L
Pros
Direct-to-rack shipping on multi-pack orders
Sequential serial-number bundling for cluster builds
Cons
Refurbished tier reseals — original retail box not included
Single-drive purchases ship in static-shield bags, not retail packaging
Lead time on 24+ drive orders may extend 2–4 business days
Frequently Asked Questions about DNS-320L
Is the DNS-320L a genuine D-Link part?
Yes. Pro Disk Network sources every DNS-320L as factory-original D-Link inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned D-Link servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the DNS-320L work with my RAID controller?
The DNS-320L 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 DNS-320L ship?
Pro Disk Network dispatches the DNS-320L same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
What is the warranty on the DNS-320L?
New DNS-320L units carry the full D-Link 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 DNS-320L?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the DNS series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
DNS-320-110 — DNS-320-110 - D-Link ShareCenter DNS-320 Network Storage Server - 800 MHz - 1 TB (1 x 1 TB) - RJ-45 Network USB — $489.21
DNS-321-BN — DNS-321-BN - D-Link DNS-321 Hard Drive Array - 1 x HDD Installed - 500 GB Installed HDD Capacity - RAID Supported - 2 x Total Bays - Gigabit Ethernet - N — $434.69
DNS-325 — DNS-325 - D-Link ShareCenter DNS-325 Network Storage Server 1.20 GHz RJ-45 Network USB — $530.82
DNS-325-110 — DNS-325-110 - D-Link ShareCenter DNS-325-110 Network Storage Server - 1.20 GHz - 1 TB (1 x 1 TB) - RJ-45 Network Type A USB — $670.79
Pro Disk Network Buyer’s Guide: Network Storage Devices
How to Pick the Right Drive Capacity for Your Use Case
If the DNS-320L is going into a RAID array, choose RAID 6 over RAID 5 for any capacity tier built from drives larger than 4 TB. The probability of a second drive failing during rebuild from a 6+ TB rebuild window is high enough that single-parity is no longer responsible. For all-flash arrays, RAID 10 still wins on write-amplification-sensitive workloads (OLTP databases, VDI write-cache).
Drive Health Monitoring: SMART, Workload Rating, and Predictive Failure
Once the DNS-320L is in production, the single most impactful operational practice is SMART monitoring tied to your existing alerting stack. SMART attributes 187 (reported uncorrectable errors), 197 (current pending sector count), and 198 (offline uncorrectable sector count) are the leading indicators of impending drive failure. Alert on non-zero values, not just on absolute thresholds; once these attributes leave zero, the drive has typically 30-90 days of useful life remaining.