Battery Management

Blue Sea 7900 Spare Key f/ Mini Switch [7900]

Spare key for m-series (mini) Switch (6005)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...

Blue Sea 6011 m-Series (Mini) Battery Switch Dual Circuit Plus [6011]

6011m-Series (Mini) Battery Switch Dual Circuit Plus™Switches two battery banks simultaneously with one simple ON/OFF switch while maintaining battery bank isolation, minimizing the risk of a dead Start batteryThe "Combine Batteries" function...

Blue Sea 6010 m-Series (Mini) Battery Switch Dual Circuit [6010]

6010m-Series (Mini) Battery Switch Dual Circuit™Switches both positive and negative lines simultaneously with one simple ON/OFF switch meeting European and metal boat requirements for a double pole switchSwitches circuits of different voltages,...

Blue Sea 6007 m-Series (Mini) Battery Switch Selector Four Position Red [6007]

6007m-Series (Mini) Battery Switch SelectorMake before break contact design allows switching between battery banks without power interruptionSelectorSwitches battery bank 1 or battery bank 2 or both to a single load using one switchFeatures:Ignition...

Blue Sea 3003 HD-Series Battery Switch Selector w/Alternator Field Disconnect [3003]

3003 HD-Series Battery Switch Selector with Alternator Field Disconnect Features:500 Ampere Continuous RatingAccepts 4/0 battery cablesIgnition protected - safe for installation aboard gasoline powered boats.870" (22.01mm) stud length to accept 4...

Blue Sea 3002 HD-Series Battery Switch Selector [3002]

3002 HD-Series Battery Switch SelectorFeatures:500 Ampere Continuous RatingAccepts 4/0 battery cablesIgnition protected - safe for installation aboard gasoline powered boats.870" (22.01mm) stud length to accept 4 or more cable terminals1/2" (M12)...

Blue Sea 3001 HD-Series Battery Switch Single Circuit ON/OFF w/AFD [3001]

3001 HD-Series Battery Switch Single Circuit ON/OFF with AFDFeatures:600 Ampere Continuous RatingAccepts two 4/0 battery cables per terminalIgnition protected - safe for installation aboard gasoline powered boats.870" (22.01mm) stud length to...

Blue Sea 3000 HD-Series Battery Switch Single Circuit ON/OFF [3000]

HD-Series Battery Switch Single Circuit ON/OFFFeatures:600 Ampere Continuous RatingAccepts two 4/0 battery cables per terminalIgnition protected - safe for installation aboard gasoline-powered boats.870" (22.01mm) stud length to accept multiple cable...

Blue Sea 9002e e-Series Battery Switch Selector w/Alternator Field Disconnect [9002E]

9002e e-Series Battery Switch Selector with Alternator Field Disconnect Features:Switches isolated battery banks to all loads or combines battery banks to all loadsIncludes AFD (Alternator Field Disconnect)Make-before-break contact design allows...

Blue Sea 9003e e-Series Battery Switch Single Circuit ON/OFF [9003E]

9003e e-Series Battery Switch Single Circuit ON/OFF Features:CE MarkedIgnition protected - Safe for installation aboard gasoline powered boatsCase design allows surface or rear panel mountingMeets American Boat and Yacht Council (ABYC) requirements...

Guest 2111A Heavy Duty Battery Selector Switch [2111A]

Battery Selector SwitchPart No. 2111AFeaturesNew ergonomically styled turn knob provides easy On/Off switching Updated color scheme and graphics make it easier to determine switch statusLonger stud lengths for improved assembly and easier cable routing...

Guest 2110A Battery Selector Switch [2110A]

Battery Selector Switch with AFDPart No. 2110ADescriptionContinuous Amps: 230Momentary Amps: 345Dimensions: 5"D x 2-3/4"HProduct FeaturesAlternator field disconnect (AFD) allows selection of any positions, including "off" without damage to alternator or...