9002e e-Series Battery Switch Selector with Alternator Field Disconnect
Features:
- Switches isolated battery banks to all loads or combines battery banks to all loads
- Includes AFD (Alternator Field Disconnect)
- Make-before-break contact design allows switching between battery banks without power interruption
- Ignition protected—safe for installation aboard gasoline powered boats
- Case design allows surface or rear panel mounting
Includes:
- AFD (Alternator Field Disconnect)
- CE Marked
- Ignition protected – Safe for installation aboard gasoline powered boats
- Case design allows surface or rear panel mounting
- Meets American Boat and Yacht Council (ABYC) requirements for battery switches
- 3/8″-16 tin-plated copper studs for maximum conductivity and corrosion resistance, accepts 3/8″ and M10 ring terminals
- 7/8″ (22.22mm) stud length to accept multiple cable terminals
- Tactile textures indicate knob position by feel only
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 go to P65Warnings.ca.gov.
Specifications:
- Positions: 2
- AFD: Yes
- Lockable: No
- Box Dimensions: 3″H x 7″W x 9″L WT: 1.2 lbs
- UPC: 632085900250
Owner’s Manual (pdf)
Brochure (pdf)

![Blue Sea 6010 m-Series (Mini) Battery Switch Dual Circuit [6010]](https://www.nutcraftaccessories.com/wp-content/uploads/2026/10/blue-sea-6010-m-series-mini-battery-switch-dual-circuit-6010.webp)
![Blue Sea 3000 HD-Series Battery Switch Single Circuit ON/OFF [3000]](https://www.nutcraftaccessories.com/wp-content/uploads/2026/10/blue-sea-3000-hd-series-battery-switch-single-circuit-off-3000.webp)
![Blue Sea 3002 HD-Series Battery Switch Selector [3002]](https://www.nutcraftaccessories.com/wp-content/uploads/2026/10/blue-sea-3002-hd-series-battery-switch-selector-3002.webp)
![Blue Sea 8686 Dual-Battery m-Series, Dual Circuit Plus [8686]](https://www.nutcraftaccessories.com/wp-content/uploads/2026/10/blue-sea-8686-dual-battery-m-series-dual-circuit-plus-8686.webp)
![Blue Sea 9004e e-Series Battery Switch Single Circuit ON/OFF w/Alternator Field Disconnect [9004E]](https://www.nutcraftaccessories.com/wp-content/uploads/2026/10/blue-sea-9004e-e-series-battery-switch-single-circuit-off-w-alternator-field-dis.webp)
![Blue Sea 6005 m-Series (Mini) Battery Switch Single Circuit ON/OFF [6005]](https://www.nutcraftaccessories.com/wp-content/uploads/2026/10/blue-sea-6005-m-series-mini-battery-switch-single-circuit-off-6005.webp)
![Blue Sea 5510E e-Series Dual Circuit Battery Switch [5510E]](https://www.nutcraftaccessories.com/wp-content/uploads/2026/10/blue-sea-5510e-e-series-dual-circuit-battery-switch-5510e.webp)