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Technical Data Sheet
PartsTable / COMPONENT / 618-4921-134
618-4921-134 ✓ 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 features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT, semiconductor_material: SILICON, terminal_type_and_quantity: 3 UNINSULATED WIRE LEAD, internal_junction_configuration: NPN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-985-2363, 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
618-4921-134
NSN: 5961-00-985-2363
FSC: 5961
CAGE: F5491 — ROCKWELL COLLINS FRANCE DIV COLLINS AEROSPACE - AVIONICS (FRA)
SPECIFICATIONS
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
internal_junction_configurationNPN
NSN5961-00-985-2363
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 618-4921-134 MFR OEM TRANSISTOR
KEY FEATURES
•
INTERNAL JUNCTION CONFIGURATION: NPN
•
SEMICONDUCTOR MATERIAL: SILICON
•
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL JUNCTION CONFIGURATIONNPN
SEMICONDUCTOR MATERIALSILICON
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
INTERNAL CONFIGURATIONJUNCTION CONTACT
FEATURES PROVIDEDHERMETICALLY SEALED CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
2N1387Interchangeable
interchangeable cross-reference
interchangeable
5L5512-201-08Interchangeable
interchangeable cross-reference
interchangeable
014-210Interchangeable
interchangeable cross-reference
interchangeable
ST1239Interchangeable
interchangeable cross-reference
interchangeable
325083Interchangeable
interchangeable cross-reference
interchangeable
2N2218Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 618-4921-134?
618-4921-134 is a TRANSISTOR.
What parts can replace 618-4921-134?
There are 15 known substitutes for 618-4921-134: 2N1387, 5L5512-201-08, 014-210 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 618-4921-134?
618-4921-134 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-985-2363. 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