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Technical Data Sheet
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2N397 ✓ 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 RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include overall_length: 0.250 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.359 INCHES NOMINAL IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNP, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-542-7157, 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
2N397
NSN: 5961-00-542-7157
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
overall_length0.250 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.359 INCHES NOMINAL IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialGERMANIUM
terminal_circle_diameter0.200 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data80131-RELEASE2057 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
power_rating_per_characteristic150.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
NSN5961-00-542-7157
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 2N397 MFR OEM RELAY,ELECTROMAGNETIC
KEY FEATURES
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
•
TERMINAL CIRCLE DIAMETER: 0.200 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.359 INCHES NOMINAL IN
•
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
•
TERMINAL LENGTH: 1.500 INCHES MINIMUM IN
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL CONFIGURATIONJUNCTION CONTACT
TERMINAL CIRCLE DIAMETER0.200 INCHES NOMINAL IN
OVERALL DIAMETER0.359 INCHES NOMINAL IN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
TERMINAL LENGTH1.500 INCHES MINIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
OVERALL LENGTH0.250 INCHES NOMINAL IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
SPECIFICATION/STANDARD DATA80131-RELEASE2057 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
SMRFInterchangeable
interchangeable cross-reference
interchangeable
28003-0Interchangeable
interchangeable cross-reference
interchangeable
GB59003Interchangeable
interchangeable cross-reference
interchangeable
LOCTITE LB 8044Interchangeable
interchangeable cross-reference
interchangeable
0344 5703Interchangeable
interchangeable cross-reference
interchangeable
BM000388Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N397?
2N397 is a RELAY,ELECTROMAGNETIC.
What parts can replace 2N397?
There are 7 known substitutes for 2N397: SMRF, 28003-0, GB59003 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N397?
2N397 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-542-7157. 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