MRBF Single Output Terminal Fuse Block with Cover - 30-300 Amp Features: * Protects Electrical Circuits from short circuit events and over-current loads, preventing wire insulation overheating and subsequent destruction. * Ignition Protected When Used With Egis Mobile Electric MRBF Fuses safe for installation in closed compartments with potentially explosive gases Harsh Environment design with shock and vibration resistance ideal for marine and vehicle electrical systems. * Sealed Against Dust & Water Intrusion to ensure reliable circuit protection for the life of the electrical system installation *  58 Vdc Rating: easily supports 12 to 48V nominal applications. * 4-Year Warranty: We stand behind our product's ability to meet your needs. Specifications: * Continuous Current (Amps): 30-300A * Stud Size: M8 (5/16") * Mounting Hole Size: M10 (3/8") * Interrupt Rating @ 48 Vdc (Amps): 5,000 * Interrupt Rating @ 58Vdc (Amps): 2,000 * Ingress Protection: IP66