PartsTable
Technical Data Sheet
PartsTable / NETWORK / 740-021308
740-021308 ✓ Verified by PartsTable
JUNIPER · NETWORK · 10GBE_NIC
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

Juniper SFP+ 10GBase-SR 10 Gb Ethernet Optics 850nm 300m. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7010-01-695-1942, 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→ 10GBE_NIC→ 740-021308
NSN: 7010-01-695-1942
FSC: 7010 — COMPUTER SYSTEM,DIGITAL
CAGE: 1TZV3 — JUNIPER NETWORKS (US), INC. (USA)
SPECIFICATIONS
Part Number740-021308
ManufacturerJUNIPER
Interface10GbE
Capacity10GB
NSN7010-01-695-1942
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM 10GbE 10GbE LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 2-PORT 10GbE | 10GbE | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN 740-021308 MFR JUNIPER Juniper SFP+ 10GBase-SR 10 Gb Ethernet O
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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES10 GBPS SIGNALING RATE, EACH LANE; 850 NM TRANSMITTER WAVE LENGTHS (RANGE) GBPS
PART NAME ASSIGNED BY CONTROLLING AGENCYSMALL FORM FACTOR PLUGGABLE 10 GIGABIT ETHERNET (SFP+)
SPECIAL FEATURES10 GBPS SIGNALING RATE, EACH LANE; 850 NM TRANSMITTER WAVE LENGTHS (RANGE) GBPS
PART NAME ASSIGNED BY CONTROLLING AGENCYSMALL FORM FACTOR PLUGGABLE 10 GIGABIT ETHERNET (SFP+)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
QFX-SFP-10GE-SRCompatible
Juniper GBIC SFP+ 10GbE SR LC 850nm Transceiver Module - Option
compatible
EX-SFP-10GE-SRCompatible
Juniper GBIC SFP+ 10GbE SR LC 850nm Transceiver Module - Option
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
THIS PART SUBSTITUTES FOR 2
EX-SFP-10GE-SRSUBSTITUTE
Juniper GBIC SFP+ 10GbE SR LC 850nm Transceiver Module - SPN
JUNIPER
QFX-SFP-10GE-SRSUBSTITUTE
Juniper GBIC SFP+ 10GbE SR LC 850nm Transceiver Module - SPN
JUNIPER
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FREQUENTLY ASKED QUESTIONS
What is 740-021308?
740-021308 is a Juniper SFP+ 10GBase-SR 10 Gb Ethernet Optics 850nm 300m manufactured by JUNIPER. It is classified as a NETWORK (10GBE_NIC).
What parts can replace 740-021308?
There are 2 known substitutes for 740-021308: QFX-SFP-10GE-SR, EX-SFP-10GE-SR. Substitute compatibility should be verified for your specific system.
What is the NSN for 740-021308?
740-021308 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7010-01-695-1942. 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: July 2026