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PB3174 — POWER SUPPLY,MULTI VOLTAGE

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

PB3174: POWER SUPPLY,MULTI VOLTAGE.

The POWER SUPPLY,MULTI VOLTAGE 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 4935-01-045-0853, 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
PB3174
NSN: 4935-01-045-0853
FSC: 4935 — Guided Missile Maintenance, Repair, and Checkout Specialized Equipment
CAGE: 33604 — EXCELITAS TECHNOLOGIES CORP (USA)
SPECIFICATIONS
NSN4935-01-045-0853
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 PB3174 MFR OEM Platinum
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: SPEC MIL-T-21200L AND MIL-STD-461
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO.
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
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSPEC MIL-T-21200L AND MIL-STD-461
PART NAME ASSIGNED BY CONTROLLING AGENCYPOWER SUPPLY, MULTI VOLTAGE
END ITEM IDENTIFICATIONTS-3621/DSQ-29
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO.
OTHER ITEMS IN FSC 4935 — Guided Missile Maintenance, Repair, and Checkout Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4935-00-000-0012 4935-00-000-0200 4935-00-001-1273 4935-00-001-1274 4935-00-001-1315 4935-00-001-1316 4935-00-001-1321 4935-00-001-1329
SUBSTITUTES & CROSS-REFERENCES 2
XLS401-3.1Reference document
Same NSN cross-reference
Reference document — Secondary reference
756909-01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is PB3174?
PB3174 is a POWER SUPPLY,MULTI VOLTAGE.
What parts can replace PB3174?
There are 2 known substitutes for PB3174: XLS401-3.1, 756909-01. Substitute compatibility should be verified for your specific system.
What is the NSN for PB3174?
PB3174 is cataloged in the U.S. Government catalog under NSN 4935-01-045-0853. 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.