194842-1 — POWER SUPPLY,SWITCH

✓ Government record, cited

— · PSU

PRODUCT OVERVIEW

194842-1: POWER SUPPLY,SWITCH.

The POWER SUPPLY,SWITCH 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 4140-00-928-9097, 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

194842-1

NSN: 4140-00-928-9097
NIINs: 009289097, 014789708
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 37695 — RAYTHEON COMPANY (USA)

SPECIFICATIONS

NSN	4140-00-928-9097

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 FLANGE AND 3 UNTHREADED HOLE(S)

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

PHASE: SINGLE

•

FREQUENCY IN HERTZ: 400.0

•

INCLOSURE TYPE: FULLY INCLOSED

•

LENGTH: 2.750 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 115.0 AC

•

FLOW DIRECTION: OUTWARD

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

MOUNTING FACILITY TYPE AND QUANTITY	1 FLANGE AND 3 UNTHREADED HOLE(S)
SPEED ADJUSTMENTS	SINGLE SPEED
PHASE	SINGLE
FREQUENCY IN HERTZ	400.0
INCLOSURE TYPE	FULLY INCLOSED
LENGTH	2.750 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	115.0 AC
FLOW DIRECTION	OUTWARD
HOUSING INSIDE DIAMETER	3.094 INCHES NOMINAL IN
DRIVE TYPE	DIRECT

SUBSTITUTES & CROSS-REFERENCES 3

DF-MS301L-227AS-CCWReference document

Same NSN cross-reference

Reference document — Secondary reference

DFMS301-227ASLReference document

Same NSN cross-reference

Reference document — Secondary reference

DF-MS301L-227AFSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 194842-1?

194842-1 is a POWER SUPPLY,SWITCH.

What parts can replace 194842-1?

There are 3 known substitutes for 194842-1: DF-MS301L-227AS-CCW, DFMS301-227ASL, DF-MS301L-227AF. Substitute compatibility should be verified for your specific system.

What is the NSN for 194842-1?

194842-1 is cataloged in the U.S. Government catalog under NSN 4140-00-928-9097. This indicates validated use in U.S. government and defense supply chains.

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