307004 - 307 Series

Series: 307      Obsolete: 2004-05-19      Replaced By: SFE4 Questions? Contact Littelfuse Support
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Disclaimer Notice

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.

This series has been obsoleted, please see the documents below for replacement information.

The 3AB Very Fast-Acting Fuse for protection of Silicon 
Controlled Rectifiers and similar solid-state devices


  • In accordance with UL Standard 248-14
  • Available in cartridge format only
  • RoHS compliant and Lead-free