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NIM-ES2-4= — Network Technical Data

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CISCO · NETWORK · SWITCH
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CISCO 4-port Layer 2 Gigabit Ethernet LAN Switch NIM. Key specifications include Ports: 4x Gigabit Ethernet RJ-45, Form Factor: Network Interface Module (NIM), Compatibility: Cisco ISR G2 routers. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-667-8600, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
NETWORK→ SWITCH→ NIM-ES2-4=
NSN: 7025-01-667-8600
FSC: 7025
CAGE: FAV43 — ITNI (FRA)
SPECIFICATIONS
Ports4x Gigabit Ethernet RJ-45
Form FactorNetwork Interface Module (NIM)
CompatibilityCisco ISR G2 routers
NSN7025-01-667-8600
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM SFP+ SFP+ SFP+ SFP+ LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 4-PORT 10GbE | SFP+ | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN NIM-ES2-4= MFR CISCO CISCO 4-port Layer 2 Gigabit Ethernet LA
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
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCY4-PORT LAYER 2 GIGABIT ETHERNET LAN SWITCH NIM
PART NAME ASSIGNED BY CONTROLLING AGENCY4-PORT LAYER 2 GIGABIT ETHERNET LAN SWITCH NIM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
26003876Interchangeable
interchangeable cross-reference
interchangeable
B8901932Interchangeable
interchangeable cross-reference
interchangeable
NIM-ES2-4Interchangeable
CISCO 4-port Layer 2 Gigabit Ethernet LAN Switch NIM
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other
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FREQUENTLY ASKED QUESTIONS
What is NIM-ES2-4=?
NIM-ES2-4= is a CISCO 4-port Layer 2 Gigabit Ethernet LAN Switch NIM manufactured by CISCO. It is classified as a NETWORK (SWITCH).
What parts can replace NIM-ES2-4=?
There are 3 known substitutes for NIM-ES2-4=: 26003876, B8901932, NIM-ES2-4. Substitute compatibility should be verified for your specific system.
What is the NSN for NIM-ES2-4=?
NIM-ES2-4= is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-667-8600. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: August 2026