Battery Management
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![Blue Sea 11003 HD-Series Battery Switch w\/Alternator Field Disconnect - 3-Position [11003]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/47052/50887/34970XL__25412.1739580497.jpg?c=1 "Blue Sea 11003 HD-Series Battery Switch w\/Alternator Field Disconnect - 3-Position [11003]")
![Blue Sea 11003 HD-Series Battery Switch w\/Alternator Field Disconnect - 3-Position [11003]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/47052/50888/34970BXL__27720.1739580498.jpg?c=1 "Blue Sea 11003 HD-Series Battery Switch w\/Alternator Field Disconnect - 3-Position [11003]")
Blue Sea 11003 HD-Series Battery Switch w/Alternator Field Disconnect - 3-Position [11003]
Blue Sea Systems
MSRP: $137.79$105.9911003Features:Meets American Boat and Yacht Council (ABYC) requirements for battery switches Ignition protected safe for installation aboard gasoline powered boats Case design allows surface or rear panel mounting Accepts two 4/0 AWG (95mm) battery...AM-34970MSRP: $137.79$105.99 -
![Blue Sea 11001 e-Series Battery Switch w\/Alternator Field Disconnect - 3-Position [11001]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/47051/50884/34969XL__76237.1739580493.jpg?c=1 "Blue Sea 11001 e-Series Battery Switch w\/Alternator Field Disconnect - 3-Position [11001]")
![Blue Sea 11001 e-Series Battery Switch w\/Alternator Field Disconnect - 3-Position [11001]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/47051/50885/34969BXL__61936.1739580494.jpg?c=1 "Blue Sea 11001 e-Series Battery Switch w\/Alternator Field Disconnect - 3-Position [11001]")
Blue Sea 11001 e-Series Battery Switch w/Alternator Field Disconnect - 3-Position [11001]
Blue Sea Systems
MSRP: $70.61$57.99e-Series Selector 3 Position Battery Switch with AFDAFD: YesBattery Combiner: NoFeatures:Make-before-break contact design allows switching between battery banks without power interruption CE Marked Ignition protected-safe for installation aboard...AM-34969MSRP: $70.61$57.99 -
![Blue Sea 7623 ML-Series Heavy Duty Automatic Charging Relay - 24V [7623]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/47050/50883/34968XL__61243.1739580491.jpg?c=1 "Blue Sea 7623 ML-Series Heavy Duty Automatic Charging Relay - 24V [7623]")
Blue Sea 7623 ML-Series Heavy Duty Automatic Charging Relay - 24V [7623]
Blue Sea Systems
MSRP: $332.84$238.997623Manual Control: YesCoil Voltage: 24vFeatures:Manual control switch provides an added level of safety allowing control with or without power, and offering "Locked Off" capability for servicingIncludes ML-Series Remote Control Contura Switch PN 2146...AM-34968MSRP: $332.84$238.99 -
![Blue Sea 7622 ML-Series Heavy Duty Automatic Charging Relay [7622]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/47049/50882/34967XL__16273.1739580488.jpg?c=1 "Blue Sea 7622 ML-Series Heavy Duty Automatic Charging Relay [7622]")
Blue Sea 7622 ML-Series Heavy Duty Automatic Charging Relay [7622]
Blue Sea Systems
MSRP: $332.84$238.997622Manual Control: YesCoil Voltage: 12vFeatures:Manual control switch provides an added level of safety allowing control with or without power, and offering "Locked Off" capability for servicingIncludes ML-Series Remote Control Contura Switch PN 2146...AM-34967MSRP: $332.84$238.99 -
![Perko 9703DP Heavy Duty Battery Disconnect Switch w\/ Alternator Field Disconnect [9703DP]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46741/50523/33125XL__61739.1739579686.jpg?c=1 "Perko 9703DP Heavy Duty Battery Disconnect Switch w\/ Alternator Field Disconnect [9703DP]")
Perko 9703DP Heavy Duty Battery Disconnect Switch w/ Alternator Field Disconnect [9703DP]
Perko
MSRP: $313.51$193.99Heavy Duty Battery SwitchesIgnition ProtectedFor use with 6, 12, 24 and 32 volt marine electrical systemsCapacity - Rated 450 AMPS continuous,1200 AMPS intermittent (15 seconds on, 5 minutes off)Heavy Duty Battery Disconnect Switchw/ Alternator Field...AM-33125MSRP: $313.51$193.99 -
![Perko 9611DP Compact Medium Duty Main Battery Disconnect Switch [9611DP]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46740/50522/33123XL__47035.1739579684.jpg?c=1 "Perko 9611DP Compact Medium Duty Main Battery Disconnect Switch [9611DP]")
Perko 9611DP Compact Medium Duty Main Battery Disconnect Switch [9611DP]
Perko
MSRP: $98.94$72.99Compact Battery Selector & Main Disconnect SwitchesIgnition ProtectedFor use with 12, 24 and 32 volt marine electrical systemsHigher rating than popular 8500 series switchesSame bolt patterns as popular 8500 seriesSmooth, Positive Position...AM-33123MSRP: $98.94$72.99 -
![Perko Medium Duty Main Battery Disconnect Switch w\/Alternator Field Disconnect & Key Lock [9604DP]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46739/50521/33122XL__98270.1739579681.jpg?c=1 "Perko Medium Duty Main Battery Disconnect Switch w\/Alternator Field Disconnect & Key Lock [9604DP]")
Perko Medium Duty Main Battery Disconnect Switch w/Alternator Field Disconnect & Key Lock [9604DP]
Perko
MSRP: $138.53$97.99Medium Duty Main Battery Disconnect SwitchesIgnition ProtectedFor use with 12, 24 and 32 volt marine electrical systemscapacity - rated 250 amps continuous,360 amps intermittent Medium Duty Main Battery Disconnect Switch w/ Alternator Field Disconnect...AM-33122MSRP: $138.53$97.99 -
![Perko Heavy Duty Battery Selector Switch w\/Alternator Field Disconnect [8603DP]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46737/50519/33120XL__87062.1739579676.jpg?c=1 "Perko Heavy Duty Battery Selector Switch w\/Alternator Field Disconnect [8603DP]")
Perko Heavy Duty Battery Selector Switch w/Alternator Field Disconnect [8603DP]
Perko
MSRP: $329.49$202.99Diameter: 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 Size: 5/16"When used with Non-Unitized...AM-33120MSRP: $329.49$202.99 -
![Perko Compact Medium Duty Battery Selector Switch w\/Key Lock [8512DP]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46736/50518/33119XL__85201.1739579674.jpg?c=1 "Perko Compact Medium Duty Battery Selector Switch w\/Key Lock [8512DP]")
Perko Compact Medium Duty Battery Selector Switch w/Key Lock [8512DP]
Perko
MSRP: $121.47$86.99Compact Battery Selector & Main Disconnect SwitchesPolycarbonate Body with Brass TerminalsIgnition ProtectedFor use with 6 to 32 Volt Marine Electrical SystemsCapacity - 315 AMPS Continuous, 450 AMPS 5 Mins. IntermittentTerminal Stud Size:...AM-33119MSRP: $121.47$86.99 -
![Perko 8504DP Medium Duty Battery Selector Switch w\/Alternator Field Disconnect & Key Lock [8504DP]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46734/50516/33117XL__02038.1739579669.jpg?c=1 "Perko 8504DP Medium Duty Battery Selector Switch w\/Alternator Field Disconnect & Key Lock [8504DP]")
Perko 8504DP Medium Duty Battery Selector Switch w/Alternator Field Disconnect & Key Lock [8504DP]
Perko
MSRP: $142.53$84.99Medium 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...AM-33117MSRP: $142.53$84.99 -
![Perko 8503DP Medium Duty Battery Selector Switch w\/Alternator Field Disconnect w\/o Key Lock [8503DP]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46733/50515/33116XL__77640.1739579666.jpg?c=1 "Perko 8503DP Medium Duty Battery Selector Switch w\/Alternator Field Disconnect w\/o Key Lock [8503DP]")
Perko 8503DP Medium Duty Battery Selector Switch w/Alternator Field Disconnect w/o Key Lock [8503DP]
Perko
MSRP: $123.70$87.99Medium 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...AM-33116MSRP: $123.70$87.99 -
![Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46639/50415/32568XL__11496.1739579419.jpg?c=1 "Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159]")
![Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159]](https://cdn11.bigcommerce.com/s-zyjttlwdu2/images/stencil/590x590/products/46639/50416/32568BXL__53372.1739579419.jpg?c=1 "Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159]")
Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159]
Blue Sea Systems
$19.75m-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...AM-32568$19.75