Specifications: Body Material: PA66-RG301, Thermoplastic, Black Fuse rated current: 125A Maximum rated voltage: 58V Stud Size: 5/16"(M8) Terminal mounting hole: 3/8"(M10) Protection class: IP66 Stud Material: Stainless Steel Insulation Material: Ceramic Thickness: 2.5mm Fuse Material: Copper Alloy (Nickel Plated)?Thickness: 2.5mm?Color: Silver Fuse Housing: PES Plastic, Color: Clear Advantage? Provides High Current Circuit Protection Compact design is suitable for DC main inverter, hoist, automobile and bow thruster circuit protection, providing high current circuit protection in small spaces; high ignition transient current can provide protection Waterproof Cap Protection Our battery terminal fuse comes with a Waterproof Cap, which prevents accidental short circuit, it is waterproof and dustproof, and reduces the influence of environment on the performance of the fuse holder. excellent conductivity The main material of Terminal Mount Fuse Block Kit is thermoplastic PPS, studs and nuts are made of stainless steel for high temperature resistant and good electrical conductivity Package Includes: 1x Dual MRBF terminal fuse box, 1x red insulating cap, 1 washer, 1 lock washer, 1 hex nut and 1x 125AFuses Note: Please select the current amperage you need before purchasing, only one MRBF fuse is included with each product