Perko Medium Duty Main Battery Disconnect Switch w/ AFD, Key Lock, 250A

Ensure reliable power management and system safety on your vessel with the Perko Medium Duty Main Battery Disconnect Switch. Designed for marine environments, this switch provides secure control over your boat's electrical system, preventing battery drain and offering a quick emergency shutdown option. The integrated Alternator Field Disconnect (AFD) feature protects your alternator from potential damage if the switch is accidentally turned off while the engine is running. Proudly made in the USA, this Perko switch is an essential component for safe and efficient marine operation. Upgrade your boat's electrical control today for enhanced peace of mind.

Key Benefits & Specifications:

• Ignition Protected Design: Ensures safe operation in gasoline-powered boats and hazardous marine environments.
• Key Lockable Functionality: Provides enhanced security, preventing unauthorized use and accidental operation of your electrical system.
• High Current Capacity: Rated for 250 amps continuous and 360 amps intermittent (5 minutes), suitable for medium-duty marine applications.
• Versatile Compatibility: Designed for use with 12, 24, and 32-volt marine electrical systems.
• Integrated Alternator Field Disconnect (AFD): Protects non-unitized alternators by interrupting the field current if the switch is turned off with the engine running, reducing the possibility of damage.
• Durable Construction: Features a robust polycarbonate body with brass terminals, engineered to resist corrosion and withstand harsh marine conditions.