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Technical Data Sheet
PartsTable / MRO / AQB-A101-50H
AQB-A101-50H ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: MULTIPOLE-SINGLE ACTUATOR TYPE, body_width: 4.125 INCHES MAXIMUM IN, body_height: 4.125 INCHES MAXIMUM IN, body_length: 6.500 INCHES MAXIMUM IN, boss_height: 0.187 INCHES MAXIMUM 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 5925-01-051-5537, 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
MRO→ MRO_GENERAL→ AQB-A101-50H
NSN: 5925-01-051-5537
FSC: 5925
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialPLASTIC CASE
body_styleMULTIPOLE-SINGLE ACTUATOR TYPE
body_width4.125 INCHES MAXIMUM IN
body_height4.125 INCHES MAXIMUM IN
body_length6.500 INCHES MAXIMUM IN
boss_height0.187 INCHES MAXIMUM IN
reset_methodMANUAL
storage_typeGENERAL PURPOSE WAREHOUSE
pole_quantity3
actuator_functionTRIP-RESET
frequency_in_hertz400.0 ALL LOCATIONS
nominal_thread_size0.190 INCHES IN
NSN5925-01-051-5537
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN AQB-A101-50H MFR CIRCUIT BREAKER
KEY FEATURES
•
TEST DATA DOCUMENT: 81349-MIL-DTL-17361 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
FREQUENCY IN HERTZ: 400.0 ALL LOCATIONS
•
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 500.0 AC ALL LOCATIONS
•
MATERIAL: PLASTIC CASE
•
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS: 10000.0 AC ALL LOCATIONS
•
TRIP RELEASE METHOD: THERMAL-MAGNETIC ALL LOCATIONS
•
MAIN CONTACT TRIPPING MECHANISM TYPE: TRIP FREE
•
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT: 138.0 ALL LOCATIONS
TECHNICAL CHARACTERISTICS (FLIS)
TEST DATA DOCUMENT81349-MIL-DTL-17361 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
FREQUENCY IN HERTZ400.0 ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS500.0 AC ALL LOCATIONS
MATERIALPLASTIC CASE
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS10000.0 AC ALL LOCATIONS
TRIP RELEASE METHODTHERMAL-MAGNETIC ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT138.0 ALL LOCATIONS
SPECIFICATION/STANDARD DATA81349-MIL-DTL-17361/4 GOVERNMENT SPECIFICATION
ACTUATOR FUNCTIONTRIP-RESET
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
TN231H4015Interchangeable
interchangeable cross-reference
interchangeable
4580510G11Interchangeable
interchangeable cross-reference
interchangeable
ETN2770Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-17361/4Interchangeable
interchangeable cross-reference
interchangeable
5925PL0994942Interchangeable
interchangeable cross-reference
interchangeable
AQB-A101-25HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AQB-A101-50H?
AQB-A101-50H is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace AQB-A101-50H?
There are 26 known substitutes for AQB-A101-50H: TN231H4015, 4580510G11, ETN2770 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AQB-A101-50H?
AQB-A101-50H is cataloged in the Federal Logistics Information System (FLIS) under NSN 5925-01-051-5537. 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