PartsTable
Technical Data Sheet
1N2491C ✓ 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: SILICON SEMICONDUCTOR, overall_length: 1.253 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), features_provided: HERMETICALLY SEALED CASE, nominal_thread_size: 0.190 INCHES IN, thread_series_designator: UNF. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-892-3324, 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
1N2491C
NSN: 5961-00-892-3324
FSC: 5961
CAGE: 03877 — GILBERT ENGINEERING CO INC/INCON SUB OF TRANSITRON ELECTRONIC CORP (USA)
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
overall_length1.253 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
features_providedHERMETICALLY SEALED CASE
nominal_thread_size0.190 INCHES IN
thread_series_designatorUNF
mounting_facility_quantity1
overall_width_across_flats0.424 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
terminal_type_and_quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
nondefinitive_spec/std_data1N1341A TYPE
specification/standard_data81349-MIL-S-19500/260 GOVERNMENT SPECIFICATION
current_rating_per_characteristic240.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT AND 12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
NSN5961-00-892-3324
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 1N2491C MFR OEM SEMICONDUCTOR DEVICE,DIODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
RELEASE2911Interchangeable
interchangeable cross-reference
interchangeable
1N1341AInterchangeable
interchangeable cross-reference
interchangeable
11-13012-002Interchangeable
interchangeable cross-reference
interchangeable
1N1342BInterchangeable
interchangeable cross-reference
interchangeable
848-0063-001Interchangeable
interchangeable cross-reference
interchangeable
1530881-8Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1N2491C?
1N2491C is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N2491C?
There are 6 known substitutes for 1N2491C: RELEASE2911, 1N1341A, 11-13012-002 and 3 more. Substitute compatibility should be verified for your specific system.
Is 1N2491C still available?
1N2491C is currently cancelled.
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