Seachoice 11500 4-Position Marine Battery Selector Switch Without Lock

The Seachoice 11500 is a 4-position marine battery selector switch designed for dual-battery and multi-battery electrical systems. With its intuitive rotary knob, boaters can easily switch between individual battery banks, run both banks in parallel, or disconnect entirely—providing flexible power management and added protection on the water.

This switch features ignition-protected construction, making it safe for use in gasoline-powered vessels where fuel vapors may be present. The robust design handles 250A continuous and 360A intermittent current loads, making it well-suited for demanding marine electrical systems. Compatible with systems operating under 50 volts, it fits most standard mounting hole patterns for easy installation or replacement.

Key Features:

• 4-position selector: Off, Battery 1, Battery 2, and Both (parallel)
• Rated for 250A continuous / 360A intermittent current
• Compatible with systems under 50V DC
• Ignition protected for safe use in gasoline-powered boats
• 5-1/4" diameter x 2-5/8" height — fits most standard mounting patterns
• No lock configuration (lock version sold separately)
• Made in the USA

The Seachoice 11500 battery selector switch is an excellent choice for upgrading or replacing an aging switch in any dual-battery marine electrical setup, offering reliable performance and straightforward operation.