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Technical Data Sheet
PartsTable / COMPONENT / 15F20
15F20 ✓ Verified by PartsTable
— · COMPONENT
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 BATTERY,NONRECHARGEABLE 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 shape: RECTANGULAR W/ROUNDED CORNERS, usage_design: INSTRUMENTS, overall_width: 0.625 INCHES MAXIMUM IN, terminal_type: FLAT SURFACE CAP, overall_height: 2.000 INCHES NOMINAL IN, overall_length: 1.032 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6135-00-643-3485, 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
15F20
NSN: 6135-00-643-3485
FSC: 6135
CAGE: 80204 — AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE (USA)
SPECIFICATIONS
shapeRECTANGULAR W/ROUNDED CORNERS
usage_designINSTRUMENTS
overall_width0.625 INCHES MAXIMUM IN
terminal_typeFLAT SURFACE CAP
overall_height2.000 INCHES NOMINAL IN
overall_length1.032 INCHES MAXIMUM IN
voltage_in_volts22.5
terminal_quantity2
battery_electrolyteCARBON ZINC
supplementary_featuresTYPE NEDA 215
nondefinitive_spec/std_data16 CLASS
NSN6135-00-643-3485
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BATTERY,NONRECHARGEABLE TITLE COMPONENT PN 15F20 MFR BATTERY,NONRECHARGEABL
KEY FEATURES
•
USAGE DESIGN: INSTRUMENTS
•
TERMINAL TYPE: FLAT SURFACE BASE
•
BATTERY ELECTROLYTE: CARBON ZINC
•
TERMINAL QUANTITY: 2
•
NONDEFINITIVE SPEC/STD DATA: 16 CLASS
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)
USAGE DESIGNINSTRUMENTS
TERMINAL TYPEFLAT SURFACE BASE
OVERALL HEIGHT2.000 INCHES NOMINAL IN
OVERALL WIDTH0.625 INCHES MAXIMUM IN
BATTERY ELECTROLYTECARBON ZINC
TERMINAL QUANTITY2
OVERALL LENGTH1.032 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA16 CLASS
VOLTAGE IN VOLTS22.5
SUPPLEMENTARY FEATURESTYPE NEDA 215
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
421-5Interchangeable
interchangeable cross-reference
interchangeable
2534852Interchangeable
interchangeable cross-reference
interchangeable
4FD0138Interchangeable
interchangeable cross-reference
interchangeable
4251668Interchangeable
interchangeable cross-reference
interchangeable
D72828Interchangeable
interchangeable cross-reference
interchangeable
608500Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15F20?
15F20 is a BATTERY,NONRECHARGEABLE.
What parts can replace 15F20?
There are 26 known substitutes for 15F20: 421-5, 2534852, 4FD0138 and 23 more. Substitute compatibility should be verified for your specific system.
Is 15F20 still available?
15F20 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