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Technical Data Sheet
PartsTable / COMPONENT / W-12668
W-12668 ✓ 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 body_width: 1.531 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN, body_height: 1.781 INCHES MINIMUM AND 1.907 INCHES MAXIMUM IN, body_length: 1.906 INCHES MINIMUM AND 1.969 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-701-4182, 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
W-12668
NSN: 5950-00-701-4182
FSC: 5950
CAGE: 65180 — UNISYS CORP SYSTEMS DEVELOPMENT (USA)
SPECIFICATIONS
body_width1.531 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN
body_height1.781 INCHES MINIMUM AND 1.907 INCHES MAXIMUM IN
body_length1.906 INCHES MINIMUM AND 1.969 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.112 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp105.0 CELSIUS DEGC
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_current2.25 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
mounting_facility_quantity4 SINGLE GROUP
NSN5950-00-701-4182
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN W-12668 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 0.891 INCHES MINIMUM AND 0.985 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
NOMINAL THREAD SIZE: 0.112 INCHES SINGLE GROUP IN
•
MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP
•
FREQUENCY RATING: 400.0 HERTZ NOMINAL SINGLE COMPONENT
•
WINDING OPERATING VOLTAGE: 0.69 AC VOLTS NOMINAL AND 2.52 AC VOLTS NOMINAL AND 16.89 AC VOLTS NOMINAL AND 16.94 AC VOLTS NOMINAL AND 17.32 AC VOLTS NOMINAL AND 18.06 AC VOLTS NOMINAL AND 19.19 AC VOLTS NOMINAL AND 22.38 AC VOLTS NOMINAL AND 33.60 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
•
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
•
BODY LENGTH: 1.906 INCHES MINIMUM AND 1.969 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH0.891 INCHES MINIMUM AND 0.985 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INCLOSURE TYPEFULLY INCLOSED
NOMINAL THREAD SIZE0.112 INCHES SINGLE GROUP IN
MOUNTING METHODTHREADED HOLE(S) SINGLE GROUP
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
WINDING OPERATING VOLTAGE0.69 AC VOLTS NOMINAL AND 2.52 AC VOLTS NOMINAL AND 16.89 AC VOLTS NOMINAL AND 16.94 AC VOLTS NOMINAL AND 17.32 AC VOLTS NOMINAL AND 18.06 AC VOLTS NOMINAL AND 19.19 AC VOLTS NOMINAL AND 22.38 AC VOLTS NOMINAL AND 33.60 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
BODY LENGTH1.906 INCHES MINIMUM AND 1.969 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY12 WIRE HOOK
WINDING FUNCTION AND QUANTITY1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
P03592AInterchangeable
interchangeable cross-reference
interchangeable
6153-50Interchangeable
interchangeable cross-reference
interchangeable
LLLRPC251Interchangeable
interchangeable cross-reference
interchangeable
10-04523Interchangeable
interchangeable cross-reference
interchangeable
HC26-31-1A40Interchangeable
interchangeable cross-reference
interchangeable
S4523Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W-12668?
W-12668 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace W-12668?
There are 10 known substitutes for W-12668: P03592A, 6153-50, LLLRPC251 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W-12668?
W-12668 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-701-4182. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026