Skip to main contentSkip to navigationSkip to footerPANELMOUNT SHKSAFE FSEHLDR 3AG FUSE LF3A. Designed to eliminate the possibility of electrical shock, as defined in IEC standards 65 and 257. Shock-Safe fuseholders feature a low profile body, fingergrip knob and anti-tease feature that eliminates circuit interruptionwhen knob is accidentally depressed. by Littelfuse | Gross Automation