Battery Management

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Perko
Perko 8503DP Medium Duty Battery Selector Switch w/Alternator Field Disconnect w/o Key Lock [8503DP]
$123.70
Medium Duty Battery Selector SwitchesDiameter: 5-1/4"Depth: 2-5/8"Polycarbonate Body with Brass TerminalsIgnition ProtectedFor use with 6 to 32 Volt Marine Electrical SystemsCapacity - 250 AMPS Continuous, 360 AMPS 5 Mins. IntermittentTerminal Stud...
Blue Sea Systems
Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159]
$23.99
m-Series Battery Switch Paralleling Link BusMaterial: Tin-Plated CopperContinuous Rating: 250 Amperes DCWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause...
Blue Sea Systems
Blue Sea 7610 120 Amp SI-Series Automatic Charging Relay [7610]
$199.99
7610120 Amp SI-Series Automatic Charging Relay Allows temporary isolation of house loads from engine circuit during engine cranking to protect sensitive electronicsAutomatically combines battery banks during the charging cycle and isolates under...
Blue Sea Systems
Blue Sea 6006 m-Series (Mini) Battery Switch Single Circuit ON/OFF Red [6006]
$44.99
6006m-Series (Mini) Battery Switch Single Circuit ON/OFFSwitches a single battery to a single load groupMultiple switches can be used to manage several isolated circuits including cross conntecting for emergency parallelingIgnition protected - Safe for...
Blue Sea Systems
Blue Sea 6005 m-Series (Mini) Battery Switch Single Circuit ON/OFF [6005]
$44.99
6005m-Series (Mini) Battery SwitchSingle Circuit ON/OFFSwitches a single battery to a single load groupMultiple switches can be used to manage several isolated circuits including cross connecting for emergency parallelingFeatures:Ignition protected -...
Blue Sea Systems
Blue Sea 5511E e-Series Dual Circuit Plus Battery Switch [5511E]
$91.99
5511eDual Circuit Plus Battery SwitchCE MarkedIgnition protected - Safe for installation aboard gasoline powered boatsCase design allows surface or rear panel mountingMeets American Boat and Yacht Council (ABYC) requirements for battery switches3/8" -...
Blue Sea Systems
Blue Sea 5510E e-Series Dual Circuit Battery Switch [5510E]
$110.99
5510EDual Circuit Battery SwitchCE MarkedIgnition protected - Safe for installation aboard gasoline powered boatsCase design allows surface or rear panel mountingMeets American Boat and Yacht Council (ABYC) requirements for battery switches3/8" - 16...
Blue Sea Systems
Blue Sea 7902 Icon Circuit Identification Label Kit for Battery Switches [7902]
$12.99
7902Icon Circuit Identification Label Kit for Battery Switches18 icon labels for battery switches, use to identify circuitsExamples: Battery, Bow Thruster, Chassis Engine, HouseWARNING: This product can expose you to chemicals including...
Blue Sea Systems
Blue Sea 7901 Spare Knob f/m-Series (Mini) [7901]
$10.99
Spare knob for m-series (mini) switch (6006)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 Systems
Blue Sea 7900 Spare Key f/ Mini Switch [7900]
$8.99
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 Systems
Blue Sea 6011 m-Series (Mini) Battery Switch Dual Circuit Plus [6011]
$74.99
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 Systems
Blue Sea 6010 m-Series (Mini) Battery Switch Dual Circuit [6010]
$90.99
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 Systems
Blue Sea 6007 m-Series (Mini) Battery Switch Selector Four Position Red [6007]
$59.99
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 Systems
Blue Sea 3003 HD-Series Battery Switch Selector w/Alternator Field Disconnect [3003]
$155.99
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 Systems
Blue Sea 3002 HD-Series Battery Switch Selector [3002]
$166.99
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 Systems
Blue Sea 3001 HD-Series Battery Switch Single Circuit ON/OFF w/AFD [3001]
$149.99
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 Systems
Blue Sea 3000 HD-Series Battery Switch Single Circuit ON/OFF [3000]
$131.99
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 Systems
Blue Sea 9002e e-Series Battery Switch Selector w/Alternator Field Disconnect [9002E]
$96.99
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 Systems
Blue Sea 9003e e-Series Battery Switch Single Circuit ON/OFF [9003E]
$66.99
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
Guest 2111A Heavy Duty Battery Selector Switch [2111A]
$63.99
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...