Perko Medium Duty Main Battery Disconnect Switch w/Alternator Field Disconnect & Key Lock

The Perko Medium Duty Main Battery Disconnect Switch with Alternator Field Disconnect and Key Lock is an essential electrical control system for serious boaters focused on safe battery management and engine protection. This switch is suitable for various marine applications, including fishing boats, cruisers, and commercial vessels, ensuring reliable performance in critical situations.

Designed for ease of use, this disconnect switch isolates the main battery bank instantly, preventing accidental electrical discharge and protecting sensitive electronics. The integrated alternator field disconnect feature safeguards against voltage spikes during shutdown, while the keyed lock mechanism enhances security by allowing only authorized personnel to operate the switch. Its heavy-duty marine-grade construction ensures durability against saltwater exposure.

Boaters will appreciate the compact design, which fits easily in engine compartments and console spaces. This switch is a critical safety feature for vessels where crew changes are frequent or security is a concern, making it a must-have for any serious boater looking to enhance their vessel's safety and reliability.