Name: CISCO 10GBASE-SR SFP
Brand: Unknown
SKU: 61256891

61256891 ✓ Verified by PartsTable

— · 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

The CISCO 10GBASE-SR SFP is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include Connector: LC duplex, Data Rate: 10Gbps, Fiber Type: Multimode (MMF), Wavelength: 850nm, DOM Support: Yes, Max Distance: 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 7025-01-589-8541, 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→ 61256891

NSN: 7025-01-589-8541
FSC: 7025
CAGE: Z5565 — THALES AUSTRALIA LIMITED (AUS)

SPECIFICATIONS

Connector	LC duplex
Data Rate	10Gbps
Fiber Type	Multimode (MMF)
Wavelength	850nm
DOM Support	Yes
Max Distance	300m
NSN	7025-01-589-8541

COMPONENT DIAGRAM

KEY FEATURES

•

10GB Capacity

TYPICAL APPLICATIONS

Data center switch-to-switch interconnects
Server-to-storage fabric connectivity
Long-distance fiber optic links
High-speed uplink connections (10G/25G/40G/100G)

VERIFIED SUBSTITUTES & CROSS-REFERENCES 10

SFP-10G-SR++=Interchangeable

interchangeable cross-reference

interchangeable

480-09-02561Interchangeable

interchangeable cross-reference

interchangeable

LT-6800451Interchangeable

interchangeable cross-reference

interchangeable

LT-C-0337-06Interchangeable

interchangeable cross-reference

interchangeable

SFP-10G-SRInterchangeable

10GBASE-SR SFP Module

interchangeable

SFP-10G-SR=Interchangeable

10GBASE-SR SFP Module

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99ESD SensitiveNot HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 61256891?

61256891 is a CISCO 10GBASE-SR SFP. It is classified as a NETWORK (10GBE_NIC).

What parts can replace 61256891?

There are 10 known substitutes for 61256891: SFP-10G-SR++=, 480-09-02561, LT-6800451 and 7 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 61256891?

61256891 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-589-8541. This indicates validated use in U.S. government and defense supply chains.

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