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SJ2644 ✓ Verified by PartsTable
— · SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The RADAR SET SUBASSEMBLY is a the manufacturer industrial component. Key specifications include semiconductor_material: SILICON. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-058-7779, 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
SJ2644
NSN: 5961-01-058-7779
FSC: 5961
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)
SPECIFICATIONS
semiconductor_materialSILICON
NSN5961-01-058-7779
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN SJ2644 MFR OEM RADAR SET SUBASSEMBLY
KEY FEATURES
•
SEMICONDUCTOR MATERIAL: SILICON
TECHNICAL CHARACTERISTICS (FLIS)
SEMICONDUCTOR MATERIALSILICON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
D66034Interchangeable
interchangeable cross-reference
interchangeable
66034Interchangeable
interchangeable cross-reference
interchangeable
8-252-N300-9Interchangeable
interchangeable cross-reference
interchangeable
19737Interchangeable
interchangeable cross-reference
interchangeable
577-100Interchangeable
interchangeable cross-reference
interchangeable
572-100Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SJ2644?
SJ2644 is a RADAR SET SUBASSEMBLY.
What parts can replace SJ2644?
There are 14 known substitutes for SJ2644: D66034, 66034, 8-252-N300-9 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SJ2644?
SJ2644 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-058-7779. 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