023501.6MXPFUSE 250V UL FAST 5X20MM 1.6A|LITTELFUSE INC|Lead free|RoHS Compliant 023501.6HXP 023501.6MXEPFUSE 250V UL FAST 5X20 1.6A AXL|LITTELFUSE INC|Lead free|RoHS Compliant 023501.6HXEP