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91543721 — POWER SUPPLY SUBASSEMBLY

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

91543721: POWER SUPPLY SUBASSEMBLY.

The POWER SUPPLY SUBASSEMBLY is a the manufacturer power supply unit built for continuous operation in enterprise server and storage platforms. This part is cataloged in the U.S. Government catalog under NSN 6130-01-296-4491, 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
91543721
NSN: 6130-01-296-4491
FSC: 6130 — Converters, Electrical, Nonrotating
CAGE: F6481 — THALES SA (FRA)
SPECIFICATIONS
NSN6130-01-296-4491
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 91543721 MFR OEM Platinum
TYPICAL APPLICATIONS
  • Server power supply replacement (failed or degraded)
  • Redundant power upgrade for high-availability
  • Power capacity upgrade for GPU or expansion configurations
  • Hot-swap power maintenance in production environments
  • Spare inventory for break-fix operations
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.062 INCHES NOMINAL IN
OVERALL LENGTH4.250 INCHES NOMINAL IN
OVERALL WIDTH3.000 INCHES NOMINAL IN
SPECIAL FEATURES15 VOLTS
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
LSS-50-15Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91543721?
91543721 is a POWER SUPPLY SUBASSEMBLY.
What parts can replace 91543721?
There is 1 known substitute for 91543721: LSS-50-15. Substitute compatibility should be verified for your specific system.
What is the NSN for 91543721?
91543721 is cataloged in the U.S. Government catalog under NSN 6130-01-296-4491. 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.