5MF 300-RFUSE FAST 250VAC 300MA 5X20|BEL FUSE INC|Lead free|RoHS Compliant 0235.300MXP 0235.300HXP 5TT 300-RFUSE SLOW 250VAC 300MA 5X20|BEL FUSE INC|Lead free|RoHS Compliant 0239.300MXP 0239.300HXP