506 Series - 3AB 600VDC High Power Cartridge 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.

A 600Vdc-rated ceramic fuse with remarkable interrupting rating in a compact 6.3x32mm package, which is well suited for circuit protection in high DC energy applications.


  • In accordance with Underwriters Laboratories Standard UL 248-14
  • Available in cartridge
  • Pluggable into clips or shock-safe holders
  • ROHS compliant and lead free
  • Superior interrupting rating of 10,000 Amperes
  • Compact form factor of 6.3x32mm

  • High energy and power efficient applications

Access specifications, certifications, check availability and order parts below

Catalog #Nominal Melting I2T (A2sec)Resistance
BodyMSLOpeningVDC (V)Min Operating TemperatureOperating Temperature Maximum CelsiusPartner ECAD ModelsStockSamplesCompare
0506015.610.008CeramicContact LittelfuseFast-Acting (F)600-551250506015.CheckOrder
0506016.610.008CeramicContact LittelfuseFast-Acting (F)600-551250506016.CheckOrder
0506020.1050.006CeramicContact LittelfuseFast-Acting (F)600-551250506020.CheckOrder
Catalog # Certificates
Sorting icon
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
0506015.MXP FUSE 600VDC 3AB PB-FREE 15A RoHS No PbFree No CoC_RoHS10_0506015.MXP REACH_SVHC Declaration_0506015.MXP Yes
Does not Contain
0506016.MXP FUSE 600VDC 3AB PB-FREE 16A RoHS No PbFree No Yes
0506020.MXP FUSE 600VDC 3AB PB-FREE 20A RoHS No PbFree No CoC_RoHS10_0506020.MXP REACH_SVHC Declaration_0506020.MXP Yes
Does not Contain IPC_0506020.MXP
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pdficon Fuse 506 Datasheet

A 600Vdc rated ceramic fuse with remarkable interrupting rating in a compact 6.3x32mm package...

pdficon Circuit Protection Technology Application Matrix

Littelfuse is the world leader in the design and manufacturing of fuses for the automotive industrial handheld computer and telecom markets...

pdficon Circuit Protection Products Selection Guide

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