Perko Main Battery On-Off

PERKO Main Battery On-Off Switch | Marine Grade Power Management

Ensure the reliability and safety of your vessel´s electrical system with the PERKO Main Battery On-Off Switch. Designed for the demanding marine environment, this essential component provides you with absolute control over your boat´s power, offering peace of mind whether you´re moored at the dock or navigating open waters. Prevent unwanted battery drain, isolate circuits for safe maintenance, and protect your valuable onboard equipment with a single, decisive turn. This switch is the cornerstone of a well-managed marine power and charging system, allowing you to confidently disconnect your batteries from all electrical loads, guaranteeing you have the starting power you need, every time.

Engineered for performance and longevity, the PERKO switch is built to withstand the rigors of marine use. Its robust construction ensures dependable operation in a wide range of conditions, giving you the confidence that your power control is in capable hands. The switch´s primary function is to serve as a master disconnect, providing a simple yet highly effective way to cut all power at the source. This is crucial for preventing slow, parasitic drains from electronics and clocks that can leave you with a dead battery. Furthermore, it acts as a critical safety device, allowing for the immediate shutdown of your electrical system in an emergency.

One of the standout benefits of this switch is its intelligent design for protecting your vessel´s charging components. When used with non-unitized alternators, it incorporates a vital alternator protection feature. If the switch is accidentally turned to the ´OFF´ position while the engine is running—a situation that could cause a damaging voltage spike—this PERKO model will automatically interrupt the alternator´s field current. This smart function helps to prevent catastrophic damage to your alternator and other sensitive electronics, saving you from potentially costly repairs and downtime.

Main Features:

* Designed for versatile application across a wide range of marine electrical systems.
* Provides a secure and positive connection in the ´ON´ position and a complete disconnect in the ´OFF´ position.
* Features a built-in alternator field disconnect (AFD) capability to safeguard your charging system from accidental shut-off damage when used with compatible alternators.
* Ignition protected, making it safe for installation aboard gasoline-powered boats.
* Offers a simple, user-friendly interface with clear position indicators for effortless operation.
* Facilitates safe isolation of battery banks for maintenance, service, or long-term storage.

Technical Specifications
* Attribute: Switches
* Voltage Compatibility: For use with 6 to 50 Volt Marine Electrical Systems
* Continuous Ampacity: 250 AMPS
* Intermittent Ampacity: 360 AMPS
* Alternator Compatibility: For use with Non-Unitized Alternators
* Protection Feature: Interrupts field current if turned ´OFF´ with the engine running to reduce the possibility of alternator damage