Blue Sea 11003 HD-Series Battery Switch w/Alternator Field Disconnect - 3-Position

The Model 11003 Battery Switch is engineered for marine and boating applications, providing reliable and safe power management for your vessel. Designed to meet the highest industry standards, this switch ensures optimal performance and durability in demanding marine environments.

Features

• Complies with American Boat and Yacht Council (ABYC) standards for battery switches, ensuring safety and reliability
• Ignition protected, making it safe for installation aboard gasoline-powered boats
• Versatile case design allows for both surface or rear panel mounting, offering flexible installation options
• Supports two 4/0 AWG (95mm²) battery cables, providing robust power connections
• Equipped with M12 tin-plated copper studs for maximum conductivity and corrosion resistance, compatible with 1/2" and M12 ring terminals
• 7/8" (22.22mm) stud length accommodates multiple cable terminals for expanded connectivity
• Tactile textures on the knob provide clear position feedback by feel, enhancing user interface in low-visibility environments

Switch Ratings

WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit P65Warnings.ca.gov.

Specifications

• AFD: Yes
• Positions: 3
• Box Dimensions: 3" H x 7" W x 9" L; Weight: 1.3 lbs
• UPC: 632085110031

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Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.