903 039 — POWER SUPPLY ASSEMBLY

✓ Government record, cited

— · PSU

PRODUCT OVERVIEW

903 039: POWER SUPPLY ASSEMBLY.

The POWER SUPPLY ASSEMBLY 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 3431-01-075-1817, 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

903 039

NSN: 3431-01-075-1817
FSC: 3431 — Electric Arc Welding Equipment
CAGE: 40608 — MILLER ELECTRIC MFG. CO. (USA)

SPECIFICATIONS

NSN	3431-01-075-1817

COMPONENT DIAGRAM

KEY FEATURES

•

PHASE: SINGLE

•

FREQUENCY IN HERTZ: 60.0

•

CURRENT TYPE: AC

•

ARC CURRENT TYPE: AC OR DC

•

DESIGN TYPE: GENERATOR

•

OUTPUT CURRENT RATING IN AMPS: 250.0 NOMINAL

•

POWER SOURCE: GASOLINE ENGINE

•

VOLTAGE IN VOLTS: 115.0 OR 230.0

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

PHASE	SINGLE
FREQUENCY IN HERTZ	60.0
CURRENT TYPE	AC
ARC CURRENT TYPE	AC OR DC
DESIGN TYPE	GENERATOR
OUTPUT CURRENT RATING IN AMPS	250.0 NOMINAL
POWER SOURCE	GASOLINE ENGINE
VOLTAGE IN VOLTS	115.0 OR 230.0
ENGINE MANUFACTURER IDENTIFYING NUMBER	MODEL NO. CCKA
ENGINE MANUFACTURER NAME	0NAN

SUBSTITUTES & CROSS-REFERENCES 3

AEAD-200LEReference document

Same NSN cross-reference

Reference document — Secondary reference

902 821Reference document

Same NSN cross-reference

Reference document — Secondary reference

903 528Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 903 039?

903 039 is a POWER SUPPLY ASSEMBLY.

What parts can replace 903 039?

There are 3 known substitutes for 903 039: AEAD-200LE, 902 821, 903 528. Substitute compatibility should be verified for your specific system.

What is the NSN for 903 039?

903 039 is cataloged in the U.S. Government catalog under NSN 3431-01-075-1817. This indicates validated use in U.S. government and defense supply chains.

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