The Blue Sea 9002E e-Series Battery Switch Selector with Alternator Field Disconnect is a top - notch choice for boat owners.
Key Features:
- It can switch isolated battery banks to all loads or combine battery banks for all loads, giving you flexible power management.
- Comes with AFD (Alternator Field Disconnect) for added functionality.
- The make - before - break contact design ensures seamless switching between battery banks without any power cut - off.
- It's ignition protected, making it safe for installation on gasoline - powered boats.
- The case design allows for either surface or rear panel mounting, offering versatile installation options.
What's Included:
- AFD (Alternator Field Disconnect)
- It has a CE Mark, indicating its quality.
- Ignition protection for safe use on gasoline boats.
- Meets ABYC requirements for battery switches.
- 3/8'-16 tin - plated copper studs ensure maximum conductivity and corrosion resistance and can accept 3/8' and M10 ring terminals.
- 7/8' (22.22mm) stud length can accommodate multiple cable terminals.
- Tactile textures on the knob let you easily feel its position.
Warning: This product can expose you to chemicals like di(2 - ethylhexyl)phthalate (DEHP), which may cause cancer, birth defects, or other reproductive harm. For more info, visit P65Warnings.ca.gov.
Specifications:
- Positions: 2
- AFD: Yes
- Lockable: No
- Box Dimensions: 3'H x 7'W x 9'L, Weight: 1.2 lbs
- UPC: 632085900250
Owner's Manual (pdf)
Brochure (pdf)


Using the Blue Sea 9002E e - Series Battery Switch Selector is quite straightforward. First, decide on the installation method - you can mount it on the surface or the rear panel according to your boat's layout. When it comes to operation, you can switch between isolated battery banks or combine them as needed for different power loads. The make - before - break contact design will ensure there's no power interruption during switching. Just feel the tactile textures on the knob to know its position. Regarding maintenance, keep an eye on the 3/8'-16 tin - plated copper studs. Since they offer good conductivity and corrosion resistance, they don't require much upkeep, but it's a good idea to check for any signs of corrosion occasionally. Remember, this product contains chemicals that can be harmful. Avoid direct contact with the chemicals, and if you have any concerns, refer to the information on P65Warnings.ca.gov.