PartsTable
Technical Data Sheet
NQB-A101 ✓ 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 NOMINAL IN, body_length: 6.500 INCHES NOMINAL IN, boss_height: 0.187 INCHES NOMINAL IN, reset_method: MANUAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5925-01-043-7346, 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 NQB-A101
NSN: 5925-01-043-7346
FSC: 5925
CAGE: 89946 — EATON CORPORATION DBA EATON INOAC (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleMULTIPOLE-SINGLE ACTUATOR TYPE
body_width4.125 INCHES NOMINAL IN
body_length6.500 INCHES NOMINAL IN
boss_height0.187 INCHES NOMINAL IN
reset_methodMANUAL
pole_quantity3
special_featuresWORKS AS A DISCONNECT - DOES NOT INCLUDE AN AUTOMATIC OPENING DEVICE
actuator_functionTRIP-RESET
features_providedINTERCHANGEABLE TRIP RELEASE
precious_materialSILVER
trip_release_methodMAGNETIC ALL LOCATIONS
NSN5925-01-043-7346
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN NQB-A101 MFR CIRCUIT BREAKER
KEY FEATURES
TRIP RELEASE CHARACTERISTIC: INSTANTANEOUS ALL LOCATIONS
RESET METHOD: MANUAL
SWITCH TERMINAL TYPE: WIRE LEAD
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 250.0 DC ALL LOCATIONS
TRIP RELEASE METHOD: THERMAL-MAGNETIC ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED: FUNGUS RESISTANT AND MOISTURE RESISTANT
CIRCUIT PROTECTION TYPE: OVERCURRENT ALL LOCATIONS
PRECIOUS MATERIAL AND LOCATION: CONTACTS SILVER
TECHNICAL CHARACTERISTICS (FLIS)
TRIP RELEASE CHARACTERISTICINSTANTANEOUS ALL LOCATIONS
RESET METHODMANUAL
SWITCH TERMINAL TYPEWIRE LEAD
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 DC ALL LOCATIONS
TRIP RELEASE METHODTHERMAL-MAGNETIC ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT AND MOISTURE RESISTANT
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
PRECIOUS MATERIAL AND LOCATIONCONTACTS SILVER
ACTUATOR POSITION DESIGNATIONAT POLE TWO
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
MIL-C-17361/4Interchangeable
interchangeable cross-reference
interchangeable
NQB-A101Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-17361/4Interchangeable
interchangeable cross-reference
interchangeable
84E2271Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NQB-A101?
NQB-A101 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace NQB-A101?
There are 4 known substitutes for NQB-A101: MIL-C-17361/4, NQB-A101, MIL-DTL-17361/4 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NQB-A101?
NQB-A101 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5925-01-043-7346. This indicates validated use in U.S. government and defense supply chains.
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