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Technical Data Sheet
PartsTable / COMPONENT / 531-231-039
531-231-039 ✓ 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, specification/standard_data: 80131-2N3439 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD, internal_junction_configuration: NPN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-925-3762, 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
531-231-039
NSN: 5961-00-925-3762
FSC: 5961
CAGE: C3141 — ELETTRONICA GMBH (DEU)
SPECIFICATIONS
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data80131-2N3439 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
internal_junction_configurationNPN
NSN5961-00-925-3762
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 531-231-039 MFR OEM TRANSISTOR
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
•
INTERNAL JUNCTION CONFIGURATION: NPN
•
SEMICONDUCTOR MATERIAL: SILICON
•
SPECIFICATION/STANDARD DATA: 80131-2N3439 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
INTERNAL CONFIGURATIONJUNCTION CONTACT
INTERNAL JUNCTION CONFIGURATIONNPN
SEMICONDUCTOR MATERIALSILICON
SPECIFICATION/STANDARD DATA80131-2N3439 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
FEATURES PROVIDEDHERMETICALLY SEALED CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
JAN2N3439LInterchangeable
interchangeable cross-reference
interchangeable
JAN2N3439Interchangeable
interchangeable cross-reference
interchangeable
207026P1Interchangeable
interchangeable cross-reference
interchangeable
10041587Interchangeable
interchangeable cross-reference
interchangeable
2N3439Interchangeable
interchangeable cross-reference
interchangeable
579R939H02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 531-231-039?
531-231-039 is a TRANSISTOR.
What parts can replace 531-231-039?
There are 19 known substitutes for 531-231-039: JAN2N3439L, JAN2N3439, 207026P1 and 16 more. Substitute compatibility should be verified for your specific system.
Is 531-231-039 still available?
531-231-039 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026