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Technical Data Sheet
PartsTable / COMPONENT / 618-4921-108
618-4921-108 ✓ 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 TRANSISTOR is a the manufacturer industrial component. Key specifications include special_features: TRANSISTOR-2N5179. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-042-8633, 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
618-4921-108
NSN: 5961-01-042-8633
FSC: 5961
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
special_featuresTRANSISTOR-2N5179
NSN5961-01-042-8633
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 618-4921-108 MFR OEM TRANSISTOR
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESTRANSISTOR-2N5179
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
JAN2N2219Interchangeable
interchangeable cross-reference
interchangeable
JAN2N2219AInterchangeable
interchangeable cross-reference
interchangeable
L00790Interchangeable
interchangeable cross-reference
interchangeable
352250010202Interchangeable
interchangeable cross-reference
interchangeable
4192800-110Interchangeable
interchangeable cross-reference
interchangeable
5L5512-203-40Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 618-4921-108?
618-4921-108 is a TRANSISTOR.
What parts can replace 618-4921-108?
There are 16 known substitutes for 618-4921-108: JAN2N2219, JAN2N2219A, L00790 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 618-4921-108?
618-4921-108 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-042-8633. 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