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Technical Data Sheet
PartsTable / MRO / HM100LF
HM100LF ✓ 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: 0.984 INCHES MAXIMUM IN, body_diameter: 0.422 INCHES MAXIMUM IN, terminal_length: 2.250 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-989-9473, 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→ HM100LF
NSN: 5910-00-989-9473
FSC: 5910
CAGE: 15238 — ITT SEMICONDUCTORS A DIVISION OF INTERNATIONAL TELEPHONE AND TELEGRAPH CORP (USA)
SPECIFICATIONS
anode_typeSOLID
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.984 INCHES MAXIMUM IN
body_diameter0.422 INCHES MAXIMUM IN
terminal_length2.250 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
electrical_polarizationPOLARIZED
case_insulation_materialPLASTIC
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-10.00 TO 10.00 PERCENT SINGLE SECTION
NSN5910-00-989-9473
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN HM100LF MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
BODY DIAMETER: 0.422 INCHES MAXIMUM IN
•
CAPACITANCE VALUE PER SECTION: 100.000 MICROFARADS SINGLE SECTION
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
CAPACITIVE ELECTRODE MATERIAL: TANTALUM
•
DC LEAKAGE AT REFERENCE TEMP: 0.500 MICROAMPERES
•
TERMINAL SURFACE TREATMENT: SOLDER
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
CASE INSULATION MATERIAL: PLASTIC
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)
BODY DIAMETER0.422 INCHES MAXIMUM IN
CAPACITANCE VALUE PER SECTION100.000 MICROFARADS SINGLE SECTION
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
CAPACITIVE ELECTRODE MATERIALTANTALUM
DC LEAKAGE AT REFERENCE TEMP0.500 MICROAMPERES
TERMINAL SURFACE TREATMENTSOLDER
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
CASE INSULATION MATERIALPLASTIC
EQUIVALENT SERIES RESISTANCE AT REFERENCE TEMP IN OHMS2.00
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
210331-1Interchangeable
interchangeable cross-reference
interchangeable
84437Interchangeable
interchangeable cross-reference
interchangeable
91T1190Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HM100LF?
HM100LF is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace HM100LF?
There are 3 known substitutes for HM100LF: 210331-1, 84437, 91T1190. Substitute compatibility should be verified for your specific system.
What is the NSN for HM100LF?
HM100LF is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-989-9473. 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