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ST 51 C 20 — ADAPTER,BATTERY CHARGER

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

ST 51 C 20: ADAPTER,BATTERY CHARGER.

The ADAPTER,BATTERY CHARGER is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. This part is cataloged in the U.S. Government catalog under NSN 6130-01-655-1543, 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
ST 51 C 20
NSN: 6130-01-655-1543
FSC: 6130 — Converters, Electrical, Nonrotating
CAGE: F6926 — STERNE (FRA)
SPECIFICATIONS
NSN6130-01-655-1543
COMPONENT DIAGRAM
PULL TAB AIRFLOW —W PLATINUM 100-240V~ 50/60Hz OEM BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | —W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU —W PN ST 51 C 20 MFR OEM Platinum
KEY FEATURES
•
VOLTAGE IN VOLTS AND CURRENT TYPE: 13.8 AC/DC
•
WATTAGE RATING: 7.5 WATTS
•
COLOR: GRAY/GREY
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
OVERALL HEIGHT3.3 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE13.8 AC/DC
OVERALL LENGTH11.0 INCHES NOMINAL IN
OVERALL WIDTH5.4 INCHES NOMINAL IN
WATTAGE RATING7.5 WATTS
COLORGRAY/GREY
PART NAME ASSIGNED BY CONTROLLING AGENCYAPX VEHICULAR ADAPTER
END ITEM IDENTIFICATIONLCACSSC SRX
OTHER ITEMS IN FSC 6130 — Converters, Electrical, Nonrotating
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6130-00-000-0118 6130-00-001-1368 6130-00-001-1574 6130-00-001-1577 6130-00-001-1619 6130-00-001-1709 6130-00-001-1715 6130-00-001-1783
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST 51 C 20?
ST 51 C 20 is a ADAPTER,BATTERY CHARGER.
What is the NSN for ST 51 C 20?
ST 51 C 20 is cataloged in the U.S. Government catalog under NSN 6130-01-655-1543. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.