PartsTable
Technical Data Sheet
PartsTable / MRO / 254-100440-029
254-100440-029 ✓ 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 body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 0.286 INCHES NOMINAL IN, body_diameter: 0.135 INCHES NOMINAL IN, terminal_length: 1.000 INCHES MINIMUM IN, features_provided: HERMETICALLY SEALED CASE, terminal_diameter: 0.020 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-01-097-4951, 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→ 254-100440-029
NSN: 5910-01-097-4951
FSC: 5910
CAGE: 20886 — COMPRO COMPUTER SERVICES, INC. DBA COMPRO (USA)
SPECIFICATIONS
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.286 INCHES NOMINAL IN
body_diameter0.135 INCHES NOMINAL IN
terminal_length1.000 INCHES MINIMUM IN
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.020 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
electrical_polarizationPOLARIZED
case_insulation_materialPLASTIC
nonderated_operating_temp-50.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-20.00 TO 20.00 MICROFARADS SINGLE SECTION
NSN5910-01-097-4951
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 254-100440-029 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
CAPACITANCE VALUE PER SECTION: 1.000 MICROFARADS SINGLE SECTION
•
TOLERANCE RANGE PER SECTION: -20.00 TO 20.00 MICROFARADS SINGLE SECTION
•
ELECTRICAL POLARIZATION: POLARIZED
•
DC LEAKAGE AT REFERENCE TEMP: 1.000 MICROAMPERES
•
CAPACITIVE ELECTRODE MATERIAL: TANTALUM
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
CASE INSULATION MATERIAL: PLASTIC
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 35.0 DC SINGLE SECTION
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)
CAPACITANCE VALUE PER SECTION1.000 MICROFARADS SINGLE SECTION
TOLERANCE RANGE PER SECTION-20.00 TO 20.00 MICROFARADS SINGLE SECTION
ELECTRICAL POLARIZATIONPOLARIZED
DC LEAKAGE AT REFERENCE TEMP1.000 MICROAMPERES
CAPACITIVE ELECTRODE MATERIALTANTALUM
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
CASE INSULATION MATERIALPLASTIC
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION35.0 DC SINGLE SECTION
BODY STYLEW/O MTG FACILITIES, AXIAL TERMINALS
BODY LENGTH0.286 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
M30-139Interchangeable
interchangeable cross-reference
interchangeable
CS138F105KInterchangeable
interchangeable cross-reference
interchangeable
CS13BF105KInterchangeable
interchangeable cross-reference
interchangeable
M39005/1-2356Interchangeable
interchangeable cross-reference
interchangeable
M39003/1-2356Interchangeable
interchangeable cross-reference
interchangeable
CCM050-105-10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 254-100440-029?
254-100440-029 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 254-100440-029?
There are 14 known substitutes for 254-100440-029: M30-139, CS138F105K, CS13BF105K and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 254-100440-029?
254-100440-029 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-01-097-4951. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026