DDF7M - Dell Intel X520-DA2 2-Port 10GB NIC Network Interface Card

DDF7M - Dell Intel X520-DA2 2-Port 10GB NIC Network Interface Card

SKU: DDF7M Brand: Dell Category: Networking Devices
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About the DDF7M

Sourced for enterprise IT teams managing Dell PowerEdge R640, R650, R740, R750, R760 and T-series rack and tower servers, the Dell DDF7M (DDF7M - Dell Intel X520-DA2 2-Port 10GB NIC Network Interface Card) is a Networking Devices component matched to OEM specifications. Each unit is verified against manufacturer datasheet revisions and is appropriate for new-build, expansion, or warranty-replacement procurement. Technical specifications include capacity of 10 GB, ports of 2, range of 7 m. Appropriate for enterprise core-aggregation tier, hyperscale leaf-spine fabric expansion, EVE-NG / GNS3 lab environments at scale, and matched-pair high-availability switching deployments. Pro Disk Network sources the DDF7M through authorised distribution channels and applies a verification check against the OEM compatibility matrix before each unit is added to active inventory. Each unit ships from a US fulfillment hub (Hillsboro OR, Atlanta GA, or Phoenix AZ) with same-day dispatch on in-stock orders before 3pm ET. Net 30 / Net 60 terms available for qualified business, government, and education accounts. 30-day Pro Disk Network functional warranty included; free US ground shipping on orders over $150.

Specifications

Part Identification

Technical Specifications

  • Capacity

    10 GB

    Verified specification
    Source: manufacturer datasheet
  • Ports

    2

  • Range

    7 m

Order & Fulfillment Details

  • Condition

    New / Certified Refurbished

    Quality Tier
    Each refurb unit tested + functional warranty
  • Warranty

    30-Day Pro Disk Network Guarantee

    Coverage
    Return for full refund within 30 days of delivery
  • Shipping

    Free over $150 — Same-Day Dispatch

    Cutoff
    Orders placed before 3pm ET
  • Returns

    30-Day Free Returns — US

    Return Window
    Original packaging required
Part Number / MPNDDF7M
ManufacturerDell
CategoryNetworking Devices
Capacity10 GB
Ports2
Range7 m
ConditionNew / Certified Refurbished
Warranty30-Day Pro Disk Network Guarantee
ShippingFree over $150 — Same-Day Dispatch
Returns30-Day Free Returns — US

Summary

The DDF7M is a Dell networking devices component with capacity 10 GB, ports 2, range 7 m. Pricing on the DDF7M is quote-based — email sales@prodisknetwork.com or use our live chat for a quote within one business day.

Trust Signals

  • Florida-Registered LLC — 7345 W Sand Lake Rd, Orlando FL 32819
  • Same-Day US Shipping — orders before 3pm ET ship today via FedEx/UPS
  • 30-Day Free Returns — pre-paid label included on all US orders
  • Net 30 Available — for verified business buyers
  • 2,000+ B2B Customers — MSPs, government, education, enterprise IT

Quick Answer: Is the DDF7M compatible with my switch?

Pro Disk Network validates every DDF7M against the target switch's published compatibility matrix before shipment. If you let us know your switch model and firmware version, we will confirm fitment and code the module appropriately (Cisco-coded, Juniper-coded, HPE-coded, etc.) at no extra charge.

How fast does the DDF7M ship?

DDF7M orders placed before 2 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.

Email engineering for a compatibility check ›

Common Use Cases for DDF7M

The DDF7M 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.

  • Server Uplink — 10G/25G server-to-leaf uplink — pair with matching DAC or AOC at the host NIC to avoid optic mismatch.
  • DCI (Data Center Interconnect) — Inter-DC routing or aggregation. LR4/LR8 transceivers for 10–80 km, ER4 for 40 km, ZR4 for coherent long-haul.
  • Campus Distribution — Catalyst-class campus distribution between IDF and MDF closets. PoE+ where wireless APs and IP phones share infrastructure.
  • Branch / Edge — Smaller form-factor switches and routers for branch sites. SD-WAN-compatible or static-VPN-attached as the architecture dictates.

New, Bulk, or Refurbished — Choosing Your Tier

Pro Disk Network offers the DDF7M 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.

TierDiscount vs OEM ListWarrantyBest For
New (Sealed OEM)25–40%Dell manufacturer warranty (1–5 yr)Production-critical first-tier
New (Bulk OEM)50–65%3-year Pro Disk Network warrantyNew cluster builds, secondary tier
Refurbished75–85%12-month advance replacementCapacity expansion, lab, dev/test, EOL refresh

What is the DDF7M?

The DDF7M is a Dell enterprise networking device with capacity 10 GB and ports 2, 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 DDF7M

Pros

  • Lower cost than the OEM channel — same physical optic
  • RoHS, FCC, and CE compliance documentation available
  • SFP+/QSFP28 modules pre-coded for major vendor firmware

Cons

  • Third-party optic — some firmware revs require "service unsupported transceiver-type"
  • Bulk DAC orders may ship LTL on >100-pc reels
  • Confirm transceiver coding before mixing vendors in the same chassis

Frequently Asked Questions about DDF7M

Is the DDF7M a genuine Dell part?
Yes. Pro Disk Network sources every DDF7M as factory-original Dell inventory verified against the manufacturer parts registry before listing. 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 12 months.
Is the DDF7M compatible with my switch?
Pro Disk Network validates every DDF7M against the target switch's published compatibility matrix before shipment. If you let us know your switch model and firmware version, we will confirm fitment and code the module appropriately (Cisco-coded, Juniper-coded, HPE-coded, etc.) at no extra charge.
How fast does the DDF7M ship?
DDF7M orders placed before 2 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
What is the warranty on the DDF7M?
New DDF7M 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 (12 months refurbished, 36 months new bulk). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the DDF7M?
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.

Similar Products

Pro Disk Network Buyer’s Guide: Networking Devices

Optic Coding, Vendor Lock-In, and Multi-Vendor Compatibility

For Cisco IOS, IOS-XE, and NX-OS switches, the DDF7M works out-of-box if coded for Cisco; for Aruba ArubaOS-CX, code for HPE/Aruba; for Juniper Junos, code for Juniper. Pro Disk Network confirms the target vendor coding at order time and applies it before shipping. Misordered coding can be flashed in the field but the lead time is longer than ordering correctly the first time.

Bandwidth Sizing for Spine-Leaf, EVPN-VXLAN, and Hyperconverged Storage

Document optic types and bandwidth in your network drawings: SR-SR for intra-rack, LR-LR for inter-rack and DCI, ZR4 for long-haul coherent. Mismatched optic-distance ratings is the most common cause of intermittent link errors that look like cable problems but aren't.

Part of

Enterprise Networking Hub

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Network switches, routers, firewalls, NICs, SFP and QSFP transceivers, DAC cables, wireless access points.