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Technical Data Sheet
PartsTable / COMPONENT / W78-5
W78-5 ✓ 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

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include general_characteristics_item_description: FINE BRAID; WIDTH 0.100 IN.; LENGTH 60.000 IN. IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3439-00-372-3480, 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
W78-5
NSN: 3439-00-372-3480
FSC: 3439
CAGE: 28493 — HEXACON ELECTRIC COMPANY (USA)
SPECIFICATIONS
general_characteristics_item_descriptionFINE BRAID; WIDTH 0.100 IN.; LENGTH 60.000 IN. IN
NSN3439-00-372-3480
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN W78-5 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: UNTINNED COPPER BRAID; 0.095 TO 0.125 IN. W; 5 FT LG ON ROLL IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONUNTINNED COPPER BRAID; 0.095 TO 0.125 IN. W; 5 FT LG ON ROLL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
8045Interchangeable
interchangeable cross-reference
interchangeable
4844Interchangeable
interchangeable cross-reference
interchangeable
D15-646MPC462Interchangeable
interchangeable cross-reference
interchangeable
D15-790TPC462Interchangeable
interchangeable cross-reference
interchangeable
D15-790CPC462Interchangeable
interchangeable cross-reference
interchangeable
BB4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W78-5?
W78-5 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace W78-5?
There are 20 known substitutes for W78-5: 8045, 4844, D15-646MPC462 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W78-5?
W78-5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3439-00-372-3480. 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