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Technical Data Sheet
2589049-66 ✓ 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: 0.686 INCHES NOMINAL IN, body_diameter: 0.289 INCHES NOMINAL IN, terminal_length: 1.500 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-951-8044, 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 2589049-66
NSN: 5910-00-951-8044
FSC: 5910
CAGE: 07187 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL (USA)
SPECIFICATIONS
anode_typeSOLID
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.686 INCHES NOMINAL IN
body_diameter0.289 INCHES NOMINAL IN
terminal_length1.500 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
electrical_polarizationPOLARIZED
case_insulation_materialPLASTIC
nonderated_operating_temp-80.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
NSN5910-00-951-8044
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 2589049-66 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
SCHEMATIC DIAGRAM DESIGNATOR: ELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
CAPACITIVE ELECTRODE MATERIAL: TANTALUM
CASE INSULATION MATERIAL: PLASTIC
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT: 6.0000
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
DC LEAKAGE AT REFERENCE TEMP: 5.000 MICROAMPERES
TERMINAL SURFACE TREATMENT: SOLDER
RELIABILITY INDICATOR: NOT ESTABLISHED
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)
SCHEMATIC DIAGRAM DESIGNATORELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
CAPACITIVE ELECTRODE MATERIALTANTALUM
CASE INSULATION MATERIALPLASTIC
DISSIPATION FACTOR AT REFERENCE TEMP IN PERCENT6.0000
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
DC LEAKAGE AT REFERENCE TEMP5.000 MICROAMPERES
TERMINAL SURFACE TREATMENTSOLDER
RELIABILITY INDICATORNOT ESTABLISHED
TERMINAL LENGTH1.500 INCHES NOMINAL IN
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
STA729-1Interchangeable
interchangeable cross-reference
interchangeable
K33J20KSInterchangeable
interchangeable cross-reference
interchangeable
150D336X9020R2Interchangeable
interchangeable cross-reference
interchangeable
028660Interchangeable
interchangeable cross-reference
interchangeable
018657Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2589049-66?
2589049-66 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 2589049-66?
There are 5 known substitutes for 2589049-66: STA729-1, K33J20KS, 150D336X9020R2 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2589049-66?
2589049-66 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-951-8044. This indicates validated use in U.S. government and defense supply chains.
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