- Application: Suitable for ships, yachts, RVs, large trucks, and modified vehicles. - High-conductivity, durable construction: Insulated ABS shell with a red copper plated, silver-plated inner core to ensure reliable conductivity. The 300A battery switch isolates energy from the battery pack when not in use or in an emergency. - Powerful switching: 3-position, 3-bolt two-way battery switch that toggles between a single battery and a single load bank. Ideal for marine and RV power management. - Safe, reliable design: IP66 waterproof protection, built-in circuit labeling with OFF, rotary drive for easy operation, and ready-to-install integration. - Use scenarios: - On a sailboat, switch between engine battery and house battery to manage power needs. - In an RV, isolate the coach battery during storage to prevent parasitic drain. - In a large vehicle, quickly disconnect the battery during maintenance or emergencies.