Switching and circuit protection in a single device. Single lever operation. Waterproof, with recessed mounting holes for a clean appearance. Self-trimming case eliminates the need for mounting panels or trim bezels and permits easy installation with a standard sized hole saw. Large clearance around 5/16" terminal studs accept heavy gauge wire lugs and allows high-torque connections. Ignition-protected—safe for installation aboard gasoline-powered boats. Interrupt rating: 5000A at 12V DC.