Sourced for enterprise IT teams, the DS218-X4TB (Synology DS218+X4TB DiskStation DS218+ 4TB 2-Bay NAS) is a Server Systems component appropriate for new-build, expansion, or warranty-replacement procurement. Technical specifications include capacity of 4 TB. Typical use cases include VMware vSphere / Hyper-V / KVM virtualization host, Kubernetes worker-node provisioning, on-prem cloud (OpenStack, OpenShift) compute nodes, and database / application-server roles. Pro Disk Network supplies the DS218-X4TB 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 DS218-X4TB is a enterprise-grade server systems component with capacity 4 TB. Pricing on the DS218-X4TB 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 DS218-X4TB 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
The DS218-X4TB is a server systems part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the DS218-X4TB ship?
Pro Disk Network dispatches the DS218-X4TB 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 DS218-X4TB 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.
Backup / DR Repository — Veeam, Rubrik, Commvault primary backup tier. High capacity, RAID 6 over many spinning drives or large SSDs.
AI / ML Training — GPU-equipped chassis for PyTorch, TensorFlow, Hugging Face training runs. Verify PCIe lane allocation per GPU.
Branch / Office Server — Smaller-form remote office server for AD DC, file share, print server roles.
What is the DS218-X4TB?
The DS218-X4TB is a rack-mount server chassis with capacity 4 TB, manufactured for enterprise IT deployments. 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 DS218-X4TB
Pros
Same-day US shipping from our US warehouse
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 DS218-X4TB
Is the DS218-X4TB a genuine part?
Yes. Pro Disk Network sources every DS218-X4TB as factory-original inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the DS218-X4TB fit my system?
The DS218-X4TB is a server systems part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the DS218-X4TB ship?
Pro Disk Network dispatches the DS218-X4TB 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 DS218-X4TB?
New DS218-X4TB units carry the full 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 DS218-X4TB?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.