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Technical Data Sheet
PartsTable / MRO / B8901932

B8901932 — Network Technical Data

✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 7025-01-693-3401, 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
MRO→ MRO_GENERAL→ B8901932
NSN: 7025-01-693-3401
FSC: 7025
CAGE: 04071 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
Ports4x Gigabit Ethernet RJ-45
Form FactorNetwork Interface Module (NIM)
CompatibilityCisco ISR G2 routers
NSN7025-01-693-3401
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 B8901932 MFR OEM 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
26003876Interchangeable
interchangeable cross-reference
interchangeable
NIM-ES2-4Interchangeable
CISCO 4-port Layer 2 Gigabit Ethernet LAN Switch NIM
interchangeable
NIM-ES2-4=Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other
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FREQUENTLY ASKED QUESTIONS
What is B8901932?
B8901932 is a CISCO 4-port Layer 2 Gigabit Ethernet LAN Switch NIM. It is classified as a MRO (MRO_GENERAL).
What parts can replace B8901932?
There are 3 known substitutes for B8901932: 26003876, NIM-ES2-4, NIM-ES2-4=. Substitute compatibility should be verified for your specific system.
What is the NSN for B8901932?
B8901932 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-693-3401. 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