Features 1. High Quality Material: The battery switch is made of high-quality ABS and metal materials, ensuring maximum conductivity, high strength, durability, and long-term reliability. 2. Practical Design: Break-before-make contact design allows safe switching between battery banks without causing power interruptions, offering convenient and reliable operation. 3. Excellent Performance: Compact battery switch features ignition protection and IP66-rated waterproofing, making it suitable for safe installation on gasoline-powered boats. 4. Function: 300A battery switch isolates potentially destructive battery bank energy when the boat is not in use or during emergency situations. 5. Wide Application: Single-circuit battery switch is suitable for use in yachts, RVs, modified vehicles, marine vessels, and boats, providing extended service life. Specification Item Type: Battery Switch Material: ABS plastic housing, silver-plated red copper internal core Continuous Current Rating: 300A, 500A for 5 minutes, 900A for 30 seconds Waterproof Rating: IP66 Certifications: ISO 8846 compliant, meets ABYC requirements Compatibility: Designed for use in yachts and RVs Package List 1 x Battery Switch