Product Overview
Battery Switch 'E' 4 Position

Take command of your vessel's electrical system with the Blue Seas Battery Switch 'E' 4 Position. This robust and versatile switch provides ultimate control and flexibility for managing your power, ensuring seamless transitions between battery banks and peace of mind on the water. Whether you're running multiple batteries, need emergency starting capabilities, or simply want to isolate your house bank, this switch delivers reliable performance and superior safety in a compact, easy-to-install package.
Key Features
- **4-Position Selectivity:** Choose between Battery 1, Battery 2, BOTH (for combined power and charging), or OFF for complete system isolation.
- **Make-Before-Break Switching:** Guarantees uninterrupted power to essential electronics during transitions between battery banks, preventing resets and potential damage.
- **High-Amperage Ratings:** Handles heavy loads with a 325A continuous rating, 600A intermittent (5 min), and a whopping 1200A starting rating (30 sec) for reliable starting power.
- **Ignition Protected:** Safe for installation in gasoline-powered boats, minimizing fire risks and complying with stringent safety standards (UL 1500, SAE J1171).
- **Durable Construction:** Built with tinned copper studs for maximum conductivity and corrosion resistance, ensuring long-lasting performance in harsh marine environments.
- **Versatile Mounting:** Designed for both surface and rear panel mounting for flexible installation options.
- **ABYC Compliant:** Meets American Boat and Yacht Council standards, guaranteeing quality and adherence to best practices for marine electrical systems.
- **Compatible with Optional Label Kit:** Personalize your switch with the Blue Seas 7902 Battery Switch ICON Label Kit for clear and easy identification.
Specifications
The Captain's Take
After years of relying on lesser switches, I upgraded to the Blue Seas 'E' Series 4-Position and never looked back. The make-before-break switching is a game-changer, eliminating those annoying electronic resets when switching batteries. Its robust construction and high-amperage handling provide the confidence I need, knowing my systems are powered reliably. The simple, intuitive operation and multiple mounting options make it a must-have for any serious boater.