Protect your vehicle's electrical system from power draw when not in use. The Top Post Knife Blade Master Switch is the perfect solution for isolating and securing your battery connection.

This convenient switch features a vertical knife blade design, making it easy to install and use. Simply lift the knife, and your vehicle or boat will be disconnected from the battery. Perfect for car, RV, and boat batteries with standard 15-17mm cone top posts.

The Top Post Knife Blade Master Switch is designed to safely isolate power draw when not in use, ensuring that your electrical system remains protected. Made from heavy-duty solid brass, it's durable and rust-resistant, providing peace of mind for all users.

This switch offers two positions: on and off, allowing you to easily control the flow of power. The 200A continuous load capability ensures reliable operation, while the 600A momentary capacity provides a safe shutdown in case of an emergency.

With its convenient design and robust construction, the Top Post Knife Blade Master Switch is an essential accessory for anyone who wants to keep their vehicle's electrical system running smoothly when not in use.