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Technical Data Sheet
PartsTable / MRO / CS13BE125K
CS13BE125K ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include anode_type: SOLID, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 0.422 INCHES NOMINAL IN, body_diameter: 0.125 INCHES NOMINAL IN, terminal_length: 1.500 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-144-4379, 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
MRO→ MRO_GENERAL→ CS13BE125K
NSN: 5910-00-144-4379
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
anode_typeSOLID
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.422 INCHES NOMINAL IN
body_diameter0.125 INCHES NOMINAL IN
terminal_length1.500 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.020 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
electrical_polarizationPOLARIZED
case_insulation_materialPLASTIC OR RUBBER
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 65.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
NSN5910-00-144-4379
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN CS13BE125K MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
TERMINAL LENGTH: 1.500 INCHES NOMINAL IN
•
ELECTRICAL POLARIZATION: POLARIZED
•
SCHEMATIC DIAGRAM DESIGNATOR: ELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
•
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 20.0 DC SINGLE SECTION
•
TERMINAL DIAMETER: 0.020 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 81349-MIL-C-39003/1 GOVERNMENT SPECIFICATION
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL LENGTH1.500 INCHES NOMINAL IN
ELECTRICAL POLARIZATIONPOLARIZED
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION20.0 DC SINGLE SECTION
TERMINAL DIAMETER0.020 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA81349-MIL-C-39003/1 GOVERNMENT SPECIFICATION
FEATURES PROVIDEDHERMETICALLY SEALED CASE
CAPACITANCE VALUE PER SECTION1.200 MICROFARADS SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
CSR13F685KLInterchangeable
interchangeable cross-reference
interchangeable
M39003-01-3025Interchangeable
interchangeable cross-reference
interchangeable
ST513B685K035NInterchangeable
interchangeable cross-reference
interchangeable
M38022PC266Interchangeable
interchangeable cross-reference
interchangeable
54101S58-94PC266Interchangeable
interchangeable cross-reference
interchangeable
54101S58-233PC266Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CS13BE125K?
CS13BE125K is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CS13BE125K?
There are 23 known substitutes for CS13BE125K: CSR13F685KL, M39003-01-3025, ST513B685K035N and 20 more. Substitute compatibility should be verified for your specific system.
Is CS13BE125K still available?
CS13BE125K is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026