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Technical Data Sheet
PartsTable / COMPONENT / 120B125
120B125 ✓ 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 TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN, body_height: 1.438 INCHES NOMINAL1.438 INCHES NOMINAL IN, body_length: 1.156 INCHES NOMINAL1.156 INCHES NOMINAL IN, inclosure_type: OPEN, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-482-8728, 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
120B125
NSN: 5950-00-482-8728
FSC: 5950
CAGE: 98905 — FEDERAL SIGNAL INTERNATIONAL FSC LTD DIV ELECTRICAL PRODUCTS (USA)
SPECIFICATIONS
body_width0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
body_height1.438 INCHES NOMINAL1.438 INCHES NOMINAL IN
body_length1.156 INCHES NOMINAL1.156 INCHES NOMINAL IN
inclosure_typeOPEN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating300.0 HERTZ MINIMUM AND 300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.172 INCHES NOMINAL SINGLE GROUP IN
impedance_rating_in_ohms20.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
mounting_facility_quantity2 SINGLE GROUP
terminal_type_and_quantity5 WIRE LEAD5 WIRE LEAD
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN5950-00-482-8728
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 120B125 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
BODY WIDTH: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
•
BODY HEIGHT: 1.438 INCHES NOMINAL1.438 INCHES NOMINAL IN
•
MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP
•
MOUNTING HOLE DIAMETER: 0.172 INCHES NOMINAL SINGLE GROUP IN
•
IMPEDANCE RATING IN OHMS: 20.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
•
TERMINAL TYPE AND QUANTITY: 5 WIRE LEAD5 WIRE LEAD
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
BODY WIDTH0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
BODY HEIGHT1.438 INCHES NOMINAL1.438 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY2 SINGLE GROUP
MOUNTING HOLE DIAMETER0.172 INCHES NOMINAL SINGLE GROUP IN
IMPEDANCE RATING IN OHMS20.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
IMPEDANCE RATING IN OHMS200.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
TERMINAL TYPE AND QUANTITY5 WIRE LEAD5 WIRE LEAD
DISTANCE BETWEEN MOUNTING FACILITY CENTERS1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MOUNTING METHODFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
120A118Interchangeable
interchangeable cross-reference
interchangeable
120118Interchangeable
interchangeable cross-reference
interchangeable
2-015N552-90Interchangeable
interchangeable cross-reference
interchangeable
AW32100B-S1009-24V ITEM 120Interchangeable
interchangeable cross-reference
interchangeable
UNI-VERSATIL IMMOBILIZERInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 120B125?
120B125 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 120B125?
There are 5 known substitutes for 120B125: 120A118, 120118, 2-015N552-90 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 120B125?
120B125 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-482-8728. 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