The Victron MEGA-fuse 300A/80V is an indispensable component for high-power DC electrical installations, offering robust circuit protection against severe short circuits and overcurrent events. Rated at a significant 300 Amps with an impressive maximum voltage of 80 Volts DC, this MEGA/AMG fuse is specifically designed for use in demanding applications, including main battery connections and safeguarding large inverters, especially within high-voltage 48V nominal systems. This high-quality, bolt-down fuse ensures electrical system safety and longevity, critical for marine, vehicle, and off-grid power setups. With a remarkably low cold resistance and minimal approximate voltage drop of just 80 mV, the fuse minimises energy waste and heat generation, contributing to the overall efficiency of your installation. This product is supplied as a single unit, providing a practical solution for specific fusing requirements or simple replacements.