The Dell 385-BBMF (385-BBMF - Dell USB 3.0 for R640 x8 Chassis Kit for Rack Server PowerEdge R640) is a Server Accessories 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 interface of USB 3. Common deployment scenarios include in-place server fleet refresh, expansion of existing virtualization clusters, new-build deployments for branch-office / edge-compute roles, and replacement-of-EOL infrastructure under existing service contracts. Pro Disk Network supplies the 385-BBMF to US business buyers. Listed compatibility: Rack Server PowerEdge. Cross-verify against the OEM compatibility matrix before deployment for production workloads. 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 385-BBMF is a Dell server accessories component with interface USB 3. Pricing on the 385-BBMF 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 385-BBMF 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 385-BBMF is a Dell server accessories 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 385-BBMF ship?
If in stock, the 385-BBMF 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 385-BBMF 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.
Virtualization Host — VMware ESXi, Microsoft Hyper-V, or Proxmox host with 2-CPU configuration. Sized for 50–200 VMs depending on workload mix.
Database Server — SQL Server, Oracle, or PostgreSQL server with dedicated all-flash storage. Single-purpose deployments for predictable IOPS.
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.
What is the 385-BBMF?
The 385-BBMF is a Dell rack-mount server chassis with interface USB 3, 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 385-BBMF
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 385-BBMF
Is the 385-BBMF a genuine Dell part?
Yes. Pro Disk Network sources every 385-BBMF 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 385-BBMF fit my system?
The 385-BBMF is a Dell server accessories 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 385-BBMF ship?
If in stock, the 385-BBMF 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 385-BBMF?
New 385-BBMF 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 385-BBMF?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.