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PartsTable / COMPONENT / SE25870-048
SE25870-048 ✓ 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: GLASS ENCLOSURE, overall_length: 0.130 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN, mounting_method: TERMINAL, overall_diameter: 0.115 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN, terminal_type_and_quantity: 2 UNINSULATED WIRE LEAD, specification/standard_data: 81349-MIL-PRF-19500/477 GOVERNMENT SPECIFICATION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-053-2794, 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
SE25870-048
NSN: 5961-01-053-2794
FSC: 5961
CAGE: K0216 — THALES UK LIMITED DBA THALES UK LTD OPTRONICS (GBR)
SPECIFICATIONS
materialGLASS ENCLOSURE
overall_length0.130 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
mounting_methodTERMINAL
overall_diameter0.115 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
specification/standard_data81349-MIL-PRF-19500/477 GOVERNMENT SPECIFICATION
current_rating_per_characteristic125.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
voltage_rating_in_volts_per_characteristic100.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
maximum_operating_temp_per_measurement_point175.0 CELSIUS JUNCTION DEGC
NSN5961-01-053-2794
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 SE25870-048 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
MATERIAL: SILICON SEMICONDUCTOR
•
TEST DATA DOCUMENT: 81349-MIL-PRF-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
CURRENT RATING PER CHARACTERISTIC: 125.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 175.0 CELSIUS JUNCTION DEGC
•
MOUNTING METHOD: TERMINAL
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 100.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
MATERIALSILICON SEMICONDUCTOR
TEST DATA DOCUMENT81349-MIL-PRF-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
CURRENT RATING PER CHARACTERISTIC125.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
MATERIALGLASS ENCLOSURE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT175.0 CELSIUS JUNCTION DEGC
MOUNTING METHODTERMINAL
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC100.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
OVERALL DIAMETER0.115 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN
OVERALL LENGTH0.130 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
B44-21800-094Interchangeable
interchangeable cross-reference
interchangeable
1N5809Interchangeable
interchangeable cross-reference
interchangeable
160027Interchangeable
interchangeable cross-reference
interchangeable
353-0320-020Interchangeable
interchangeable cross-reference
interchangeable
JANTXIN5806Interchangeable
interchangeable cross-reference
interchangeable
JAN1N5806Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SE25870-048?
SE25870-048 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace SE25870-048?
There are 14 known substitutes for SE25870-048: B44-21800-094, 1N5809, 160027 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SE25870-048?
SE25870-048 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-053-2794. 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