Meets international specs, complies to DIN ISO 8820-3, SAE J1888 and other standards Element visibility from side, clear transparent fuse body Check fuse in fuse block using semi-protected test points at top of the fuse Blade rigidity through robust/sturdy body construction Safe and highly reliable/consistent operation with a single piece construction Self extinguishing transparent, color coded body materials High temperature resistive plastics used for fuse body materials Secure and reliable time-delayed functioning with purpose designed element shapes Direction insensitive insertion, rating marked in two directions at top, using OCR font