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Technical Data Sheet
SE121-1043 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The REACTOR is a the manufacturer industrial component. Key specifications include body_length: 0.300 INCHES MAXIMUM IN, rating_method: ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING, turn_quantity: 260 SINGLE COMPONENT SINGLE WINDING, inclosure_type: FULLY INCLOSED, inductance_type: FIXED, mounting_method: TERMINAL SINGLE GROUP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-270-4521, 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
SE121-1043
NSN: 5950-00-270-4521
FSC: 5950
CAGE: 11872 — GULTON INDUSTRIES INC STANDARD ELECTRONICS DIV (USA)
SPECIFICATIONS
body_length0.300 INCHES MAXIMUM IN
rating_methodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
turn_quantity260 SINGLE COMPONENT SINGLE WINDING
inclosure_typeFULLY INCLOSED
inductance_typeFIXED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
winding_quantity1 SINGLE COMPONENT
inductance_rating2.35 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
body_outside_diameter0.625 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
winding_conductor_size0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
NSN5950-00-270-4521
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REACTOR TITLE COMPONENT PN SE121-1043 MFR REACTOR
KEY FEATURES
RELIABILITY INDICATOR: NOT ESTABLISHED
BODY OUTSIDE DIAMETER: 0.625 INCHES MAXIMUM IN
WINDING CONDUCTOR SIZE: 0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
INCLOSURE TYPE: FULLY INCLOSED
INDUCTANCE TYPE: FIXED
TURN QUANTITY: 260 SINGLE COMPONENT SINGLE WINDING
TERMINAL TYPE AND QUANTITY: 2 PIN
FREQUENCY RATING: 1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
BODY OUTSIDE DIAMETER0.625 INCHES MAXIMUM IN
WINDING CONDUCTOR SIZE0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
INCLOSURE TYPEFULLY INCLOSED
INDUCTANCE TYPEFIXED
TURN QUANTITY260 SINGLE COMPONENT SINGLE WINDING
TERMINAL TYPE AND QUANTITY2 PIN
FREQUENCY RATING1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
RATING METHODELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
WINDING QUANTITY1 SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
55388Interchangeable
interchangeable cross-reference
interchangeable
55381Interchangeable
interchangeable cross-reference
interchangeable
55420Interchangeable
interchangeable cross-reference
interchangeable
4131161Interchangeable
interchangeable cross-reference
interchangeable
M60011Interchangeable
interchangeable cross-reference
interchangeable
47866Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SE121-1043?
SE121-1043 is a REACTOR.
What parts can replace SE121-1043?
There are 11 known substitutes for SE121-1043: 55388, 55381, 55420 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SE121-1043?
SE121-1043 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-270-4521. This indicates validated use in U.S. government and defense supply chains.
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