231 Series - Special 500V 6.3x32mm Very Fast-Acting Ceramic Body Fuse

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Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.


  • Designed for semiconductor protection
  • For high voltage applications
  • High breaking capacity
  • Pluggable into clips or shocksafe holders

Access specifications, certifications, check availability and order parts below

Catalog #VAC (V)Resistance
OpeningVDC (V)Min Operating TemperatureMax Operating Temp (°C)Partner ECAD ModelsStockSamplesCompare
23111600029500Very Fast-Acting (FF)500-5512523111600029CheckOrder
231120000295000.35Very Fast-Acting (FF)500-5512523112000029CheckOrder
231125000295000.44Very Fast-Acting (FF)500-5512523112500029CheckOrder
231131500295000.75Very Fast-Acting (FF)500-5512523113150029CheckOrder
231140000295001.6Very Fast-Acting (FF)500-5512523114000029CheckOrder
231150000295002.5Very Fast-Acting (FF)500-5512523115000029CheckOrder
231163000095005Very Fast-Acting (FF)500-5512523116300009CheckOrder
231163000295005Very Fast-Acting (FF)500-5512523116300029CheckOrder
231163004095005Very Fast-Acting (FF)500-5512523116300409CheckOrder
2311800002950010Very Fast-Acting (FF)500-5512523118000029CheckOrder
2312100002950020Very Fast-Acting (FF)500-5512523121000029CheckOrder
2312100040950020Very Fast-Acting (FF)500-5512523121000409CheckOrder
2312125002950038Very Fast-Acting (FF)500-5512523121250029CheckOrder
2312160002950068Very Fast-Acting (FF)500-5512523121600029CheckOrder
Obsolete: 2008 -06-18
500Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
5000.35Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
5000.44Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
5000.75Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
5001.6Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
5002.5Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
50010Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
50010Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
50020Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
50038Very Fast-Acting (FF)500-55125
Obsolete: 2008 -06-18
50068Very Fast-Acting (FF)500-55125
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s)
23111600029 FUSE 500V FA 6.3X32MM 1.6A RoHS No 01/01/2001 PbFree No 01/01/2001
23112000029 FUSE 500V FA 6.3X32MM 2A RoHS No 01/01/2001 PbFree No 01/01/2001
23113150029 FUSE 500V FA 6.3X32MM 3.15A RoHS No 01/01/2001 PbFree No 01/01/2001
23114000029 FUSE 500V FA 6.3X32MM 4A RoHS No PbFree No CoC_RoHS10_23114000029_12-10-2020
23115000029 FUSE 500V FA 6.3X32MM 5A RoHS No 01/01/2001 PbFree No 01/01/2001
23116300009 FUSE 500V FA 6.3X32MM 6.3A RoHS No 01/01/2001 PbFree No 01/01/2001
23116300409 FUSE 500V V/FA PT 6X32MM CERAMIC 6.3A RoHS No 01/01/2001 PbFree No 01/01/2001
23118000029 FUSE 500V FA 6.3X32MM 8A RoHS No 01/01/2001 PbFree No 01/01/2001
23121000029 FUSE 500V FA 6.3X32MM 10A RoHS No PbFree No CoC_RoHS10_23121000029_06-21-2017
23121000409 FUSE 500V V/FA PT 6X32MM CERAMIC 10A RoHS No 01/01/2001 PbFree No 01/01/2001
23121250029 FUSE 500V FA 6.3X32MM 12.5A RoHS No 12/10/2018 PbFree No 12/10/2018 CoC_RoHS10_23121250029_12-10-2018 REACH191_Declaration_23121250029_12-10-2018
Does not Contain
23121600029 FUSE 500V FA 6.3X32MM 16A RoHS No PbFree No CoC_RoHS10_23121600029_07-29-2019 REACH201_Declaration_23121600029_07-29-2019
Does not Contain
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