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8755 W. Higgins Road Suite 500 Chicago, IL 60631www.littelfuse.com th November 13 , 2012 Product Change Notification for Standard Radial MOV (PCN# 3004E) Dear Valued Customers, Littelfuse Inc. is pleased to announce a product feature upgrade relating to Radial MOVs: the standard radial MOVs (with Hot Tin Dipped Copper Wire) will be manufactured using the Copper Clad Steel Wire. After a complete qualification test, the qualification test result ensures that there are no changes to the electrical or dimensional specification. The complete qualification test reports are available upon request. th This change will be effective from January 15 , 2013; during this short/transition period, customers are expected to receive the Radial MOVs with the Hot Tin Dipped Copper Wire and/or Copper Clad Steel Wire until the Hot Tin Dipped Copper Wire inventory in our warehouse and the distribution channel are depleted. From the publish date of this PCN, all the existing sample order will be made by Copper Clad Steel Wire immediately. List of affected Part Numbers: 20120806 Parts with CCS wire .xlsm th, Please respond to us by December 13 2012 to acknowledge notification of this change. If we do not hear from you then we will expect that this change has been accepted and no further action is required. Thank you! Best Regards Johnny Chang Product Manager Littelfuse, Inc. www.littelfuse.com