ST Blade Independent Sourced Fuse Block with Cover, 6 Circuit. Corrosion resistant, tin-plated copper fuse clips reduce heat and improve the efficiency of the electrical system. Clear insulating cover with label recesses accepts Small Format Labels. Spare fuse holder in cover. Accepts ring terminals. Voltage Maximum Operating: 32V DC. Amperage Maximum Operating (per circuit): 30 Amps. Amperage Maximum Operating (per jumped circuit group): 40 Amps. Fuse Type: ATO or ATC fuses. Screw Terminal: #8-32 Screws with captive star lock washer. Mounting: #8 Screw (M4).