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M394 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: STEEL, engine_design_control_activity: 11862. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2330-00-320-6988, 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
M394
NSN: 2330-00-320-6988
FSC: 2330
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL
engine_design_control_activity11862
NSN2330-00-320-6988
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN M394 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
INSIDE HEIGHT: 77.750 INCHES NOMINAL IN
•
DOOR LOCATION AND QUANTITY: 1 RIGHT-HAND SIDE DOOR
•
CAPACITY RATING: 3.000 TONS
•
TOWING PINTLE HOOK: NOT INCLUDED
•
INSIDE LENGTH: 358.000 INCHES NOMINAL IN
•
VOLTAGE IN VOLTS: 24.0 AND 110.0
•
BODY FRONT SHAPE: STRAIGHT
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 (FLIS)
INSIDE HEIGHT77.750 INCHES NOMINAL IN
OVERALL HEIGHT131.000 INCHES NOMINAL IN
DOOR LOCATION AND QUANTITY1 RIGHT-HAND SIDE DOOR
CAPACITY RATING3.000 TONS
TOWING PINTLE HOOKNOT INCLUDED
INSIDE LENGTH358.000 INCHES NOMINAL IN
VOLTAGE IN VOLTS24.0 AND 110.0
BODY FRONT SHAPESTRAIGHT
SUSPENSION TYPETHROUGH SHAFT AXLE
WINDOW LOCATION AND QUANTITY3 RIGHT SIDE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
M394Interchangeable
interchangeable cross-reference
interchangeable
3864497Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M394?
M394 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace M394?
There are 2 known substitutes for M394: M394, 3864497. Substitute compatibility should be verified for your specific system.
What is the NSN for M394?
M394 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2330-00-320-6988. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026