PartsTable
Technical Data Sheet
1N4937 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: PLASTIC ENCLOSURE, overall_length: 2.205 INCHES MINIMUM IN, mounting_method: BRACKET(S), terminal_length: 1.000 INCHES MINIMUM IN, overall_diameter: 0.065 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, special_features: LEADS ARE MATTE TIN,SOLDERABLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-160-1787, 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
1N4937
NSN: 5961-00-160-1787
FSC: 5961
CAGE: C7191 — ADELCO ELEKTRONIK GMBH (DEU)
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_length2.205 INCHES MINIMUM IN
mounting_methodBRACKET(S)
terminal_length1.000 INCHES MINIMUM IN
overall_diameter0.065 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
special_featuresLEADS ARE MATTE TIN,SOLDERABLE
features_providedHERMETICALLY SEALED CASE
precious_materialGOLD
internal_configurationJUNCTION CONTACT ALL SEMICONDUCTOR DEVICE DIODE
semiconductor_materialSILICON ALL SEMICONDUCTOR DEVICE DIODE
terminal_circle_diameter0.029 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
terminal_type_and_quantity2 SOLDER STUD
NSN5961-00-160-1787
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 1N4937 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 600.0 MAXIMUM REVERSE VOLTAGE, PEAK
MOUNTING METHOD: TERMINAL
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 175.0 CELSIUS AMBIENT AIR DEGC
OVERALL DIAMETER: 0.128 INCHES NOMINAL IN
MATERIAL: SILICON SEMICONDUCTOR
TERMINAL LENGTH: 1.100 INCHES MINIMUM IN
FEATURES PROVIDED: HERMETICALLY SEALED CASE
CURRENT RATING PER CHARACTERISTIC: 1.00 AMPERES MAXIMUM FORWARD CURRENT, DC
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC600.0 MAXIMUM REVERSE VOLTAGE, PEAK
MOUNTING METHODTERMINAL
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT175.0 CELSIUS AMBIENT AIR DEGC
OVERALL DIAMETER0.128 INCHES NOMINAL IN
MATERIALSILICON SEMICONDUCTOR
TERMINAL LENGTH1.100 INCHES MINIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
CURRENT RATING PER CHARACTERISTIC1.00 AMPERES MAXIMUM FORWARD CURRENT, DC
OVERALL LENGTH0.205 INCHES NOMINAL IN
MATERIALGLASS ENCLOSURE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
1N4937Interchangeable
interchangeable cross-reference
interchangeable
UX4932MR4Interchangeable
interchangeable cross-reference
interchangeable
10658352Interchangeable
interchangeable cross-reference
interchangeable
UT783Interchangeable
interchangeable cross-reference
interchangeable
206063-001Interchangeable
interchangeable cross-reference
interchangeable
712 ITT 04010 SAACInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1N4937?
1N4937 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N4937?
There are 13 known substitutes for 1N4937: 1N4937, UX4932MR4, 10658352 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1N4937?
1N4937 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-160-1787. This indicates validated use in U.S. government and defense supply chains.
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