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Technical Data Sheet
PartsTable / MRO / 497-1
497-1 ✓ Verified by PartsTable
Zyxel · 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 Zyxel cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include height: 0.188 INCHES NOMINAL IN, length: 96.000 INCHES NOMINAL IN, material: COPPER ALLOY BODY, anode_type: PLAIN FOIL, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 0.875 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 2825-00-146-0051, 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→ 497-1
NSN: 2825-00-146-0051
FSC: 2825
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
height0.188 INCHES NOMINAL IN
length96.000 INCHES NOMINAL IN
materialCOPPER ALLOY BODY
anode_typePLAIN FOIL
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.875 INCHES NOMINAL IN
design_formSTRAIGHT
shank_length0.141 INCHES NOMINAL IN
thread_class3A SINGLE END A
body_diameter0.437 INCHES NOMINAL IN
inside_radius0.148 INCHES NOMINAL IN
overall_width1.375 INCHES NOMINAL IN
NSN2825-00-146-0051
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Zyxel CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 497-1 MFR Zyxel CAPACITOR,FIXED,ELECTR
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)
END ITEM IDENTIFICATIONSTEAM TURBINE,SHIPS PROPULSION SYSTEM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
497-1Interchangeable
interchangeable cross-reference
interchangeable
161256Interchangeable
interchangeable cross-reference
interchangeable
AS0497-1Interchangeable
interchangeable cross-reference
interchangeable
KSD4520Interchangeable
interchangeable cross-reference
interchangeable
KSD4520-1Interchangeable
interchangeable cross-reference
interchangeable
1734-971Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 497-1?
497-1 is a CAPACITOR,FIXED,ELECTROLYTIC manufactured by Zyxel. It is classified as a MRO (MRO_GENERAL).
What parts can replace 497-1?
There are 14 known substitutes for 497-1: 497-1, 161256, AS0497-1 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 497-1?
497-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2825-00-146-0051. 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