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PB2491 — CHARGER,BATTERY

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

PB2491: CHARGER,BATTERY.

The CHARGER,BATTERY 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 6130-01-049-7679, 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
PB2491
NSN: 6130-01-049-7679
FSC: 6130 — Converters, Electrical, Nonrotating
CAGE: 33604 — EXCELITAS TECHNOLOGIES CORP (USA)
SPECIFICATIONS
NSN6130-01-049-7679
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 PB2491 MFR OEM Platinum
KEY FEATURES
•
PHASE: SINGLE
•
INCLOSURE TYPE: CASE
•
CHARGER TYPE: SOLID STATE SEMICONDUCTOR
•
AC VOLTAGE RATING: 115.0 VOLTS NOMINAL
•
REGULATION TYPE: FIXED STAGE
•
DC VOLTAGE RATING: 12.0 VOLTS NOMINAL
•
CHARGING REGULATION METHOD: CONTINUOUS
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 HEIGHT5.750 INCHES MAXIMUM IN
PHASESINGLE
INCLOSURE TYPECASE
CHARGER TYPESOLID STATE SEMICONDUCTOR
AC VOLTAGE RATING115.0 VOLTS NOMINAL
REGULATION TYPEFIXED STAGE
DC VOLTAGE RATING12.0 VOLTS NOMINAL
CHARGING REGULATION METHODCONTINUOUS
OVERALL WIDTH2.938 INCHES NOMINAL IN
CHARGING VOLTAGE IN VOLTS12.0 NOMINAL
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 1
37204349-001Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PB2491?
PB2491 is a CHARGER,BATTERY.
What parts can replace PB2491?
There is 1 known substitute for PB2491: 37204349-001. Substitute compatibility should be verified for your specific system.
What is the NSN for PB2491?
PB2491 is cataloged in the U.S. Government catalog under NSN 6130-01-049-7679. 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.