PartsTable
Technical Data Sheet
4-406-31 ✓ Verified by PartsTable
KeySonic · 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

<b>KSK-5211ELU<br>MINI KEYBOARD</b><br>The KSK-5211ELU features a compact design and, despite its small size, all the functions of a Full-Size keyboard. The warm white backlighting is an advantage, making the keys always easy to read. The use of the X-Type membrane technology enables very silent typing.

The integrated touchpad with two mouse buttons offers additional usability whenever there is no option for a mouse. And thanks to the Plug & Play function, the keyboard is quickly connected and ready for use at any time.<br><br><b>SOFT BACKLIGHTING</b><br>The integrated warm white backlighting of this mini keyboard makes it easier to work in poorly lit workplaces or in darkened rooms. The illumination can be switched on and off easily as needed by the push of a button on the keyboard.<br><br><b>SILENT TYPING</b><br>The X-Type membrane technology provides ultra-quiet typing with a responsive and comfortable writing experience.

Perfect for those who like to work without distraction and do This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5925-00-140-0009, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO MRO_GENERAL 4-406-31
NSN: 5925-00-140-0009
FSC: 5925
CAGE: 93929 — RADIODETECTION, LLC (USA)
SPECIFICATIONS
reset_methodMANUAL
pole_quantity2
actuator_functionRESET
frequency_in_hertz60.0 ALL LOCATIONS
trip_release_methodMAGNETIC ALL LOCATIONS
circuit_protection_typeOVERCURRENT ALL LOCATIONS
internal_trip_release_configurationSERIES TRIP ALL LOCATIONS
maximum_continuous_load_current_rating_per_pole100.0 AMPERES AC ALL LOCATIONS
operating_voltage_type_and_rating_per_pole_in_volts240.0 AC ALL LOCATIONS
NSN5925-00-140-0009
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: KeySonic CIRCUIT BREAKER TITLE COMPONENT PN 4-406-31 MFR KeySonic CIRCUIT BREAKER
KEY FEATURES
RESET METHOD: MANUAL
CIRCUIT PROTECTION TYPE: OVERCURRENT ALL LOCATIONS
TRIP RELEASE METHOD: MAGNETIC ALL LOCATIONS
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE: 100.0 AMPERES AC ALL LOCATIONS
FREQUENCY IN HERTZ: 60.0 ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATION: SERIES TRIP ALL LOCATIONS
ACTUATOR FUNCTION: RESET
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 240.0 AC ALL LOCATIONS
TECHNICAL CHARACTERISTICS (FLIS)
RESET METHODMANUAL
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE100.0 AMPERES AC ALL LOCATIONS
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
ACTUATOR FUNCTIONRESET
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC ALL LOCATIONS
POLE QUANTITY2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
5120PL1503911Interchangeable
interchangeable cross-reference
interchangeable
AS28431 TY1CL1Interchangeable
interchangeable cross-reference
interchangeable
QD2100Interchangeable
interchangeable cross-reference
interchangeable
3444-24-11Interchangeable
Same NIIN cross-reference
interchangeable
QCAL2100WITHINSERTSInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-406-31?
4-406-31 is a CIRCUIT BREAKER manufactured by KeySonic. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4-406-31?
There are 5 known substitutes for 4-406-31: 5120PL1503911, AS28431 TY1CL1, QD2100 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-406-31?
4-406-31 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5925-00-140-0009. This indicates validated use in U.S. government and defense supply chains.
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