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6NK4W — Network Technical Data

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DELL · NIC ADAPTER
WHAT YOU NEED TO KNOW
RJ45 = copper (needs CAT6) | SFP+ = fiber (needs transceiver) FLR = FlexibleLOM (HPE integrated) — NOT standard PCIe
Bracket height MUST match chassis — Full Height (2U) vs Low Profile (1U)
PRODUCT OVERVIEW

Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
6NK4W
SPECIFICATIONS
Part Number6NK4W
ManufacturerDELL
Interface10GbE
Capacity10GB
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM 10GbE 10GbE 10GbE 10GbE LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 4-PORT 10GbE | 10GbE | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN 6NK4W MFR DELL Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic
KEY FEATURES
•
10GbE Interface
•
10GB Capacity
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
JNK9NCompatiblePARTNER
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN
compatible
32C4RCompatiblePARTNER
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - APN
compatible
407-0021CompatiblePARTNER
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - DPN - Gen 12/13
compatible
540-BBCQCompatiblePARTNER
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - SPN - Gen 12/13
compatible
540-BBETCompatiblePARTNER
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - DPN
compatible
540-BCHRCompatiblePARTNER
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - SPN
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 8
JNK9NSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
DELL
TKR5KSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
DELL
WF5HHSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
DELL
32C4RSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
DELL
407-0021SUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
DELL
540-BBCQSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
DELL
540-BBETSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
DELL
540-BCHRSUBSTITUTE
Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller - MPN
DELL
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FREQUENTLY ASKED QUESTIONS
What is 6NK4W?
6NK4W is a Dell NIC 10GbE 4-Port PCI-E-3.0x8 QLogic 57840S-K CNA bNDC Controller v2 - APN manufactured by DELL.
What parts can replace 6NK4W?
There are 8 known substitutes for 6NK4W: JNK9N, 32C4R, 407-0021 and 5 more. Substitute compatibility should be verified for your specific system.
Is 6NK4W still available?
6NK4W is currently Unknown.
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Last verified: September 2026