Top 9 Battery Switch with Key – Boat Battery Switches

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1. Blue Sea Systems

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Black, Blue Sea Systems m-Series Mini On-Off Battery Switch with Key

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Blue Sea Systems #ad - Switches a single battery to a single load group. Continuous rating: 300a, Maximum Voltage: 48V DC. Ip66 waterproof, iso 8846 and meets aBYC requirements. Single circuit on-off with Key. Make before break contact design allows switching between battery banks without power interruption. Premium warranty and support. Ignition protected—safe for installation aboard gasoline powered boats. Robust redesign done in July 2017.
BrandBlue Sea Systems #ad
ManufacturerBlue Sea Systems #ad
Height3 Inches
Length7 Inches
Weight0.6 Pounds
Width4 Inches
Part Number6005200
Model6005200

2. HELLA

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HELLA 706729011 Replacement Key for Battery Master Switch

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HELLA #ad - Red plastic. Replacement key for hellA 2843 Series Battery Master Switches. One year limited warranty.
BrandHELLA #ad
ManufacturerHella #ad
Height3.95 Inches
Length9.8 Inches
Weight0.05 Pounds
Width5.49 Inches
Part Number706729011
Model706729011
WarrantyOne Year Limited Warranty

3. SEAFLO

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SEAFLO 12v/24v On/Off Battery Isolator Switch Boat Caravan & Rv 1250 Amp/275 Amp

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SEAFLO #ad - Great for your boat, show car, winch power cable, trailer, caravan, and more.4 mounting screw holes mounting screws not included. Heavy duty - rated at 1250 amps momentary, 275 Amps continuous at 12V. Uv stabilized bakelite vapor-proof housing - Built to last in marine conditions. Disconnects the battery safely, to eliminate any power draw from the battery when vehicle or boat are not in use.
BrandSEAFLO #ad
ManufacturerFUAN AIDI ELECTRIC CO.,LTD #ad
Weight0.62 Pounds
Part NumberSFBIS-01
ModelSG_B01GFSTO7A_US

4. BEP

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On-Off, BEP 701 Battery Switches

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BEP #ad - Ignition protected. Control knob can be removed by switching to counter-clockwise 45° position. This ensures the switch meets ABYC requirements. Three removable side plates for access of up to 1/0 cables plus a rear cover insulating the rear terminals against any short circuits. Operation: on/off, voltage: 48v dc, 455a dc intermittent 5 min, rating: 275a dc continuous 1hr, 1250a dc cranking 10 sec, Stud Size: 2x3/8" 10mm. Patented contour locking System allows switch to be a stand alone unit, or locked together with other switches. Tin-plated copper studs and nuts.
BrandBEP #ad
ManufacturerMarinco #ad
Height2.9 Inches
Length4.3 Inches
Weight0.35 Pounds
Width3 Inches
Part Number701
Model701

5. Blue Sea Systems

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Blue Sea Systems e-Series On/Off Battery Switch

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Blue Sea Systems #ad - Ignition protected—safe for installation aboard gasoline powered boats. Ip66 waterproof, iso 8846 and meets ABYC requirements. Continuous rating: 350A, Maximum voltage: 48V DC. Switches a single battery to a single load group. Single circuit on-off. Terminal stud size: 3/8" - 16.
BrandBlue Sea Systems #ad
ManufacturerAcr Electronics #ad
Height8.63 Inches
Length2.9 Inches
Weight0.92 Pounds
Width6.38 Inches
Part Number9003E-BSS
Model9003E-BSS

6. Perko

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Perko 8504DP Medium Duty Battery Selector Switch with Alternator Field Disconnect and Key Lock

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Perko #ad - Capacity - 250 amps continuous, 360 AMPS 5 Mins. For use with 6 to 50 volt marine electrical systems. Intermittent. Polycarbonate body with brass terminals. Diameter: 5. 25". Terminal stud Size: 5/16".
BrandPerko #ad
ManufacturerPerko #ad
Height5.25 Inches
Length2.63 Inches
Weight0.95 Pounds
Width5.25 Inches
Part Number8504DP
Model8504DP

7. Cllena

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Cllena Battery Disconnect Switch Waterproof Master Isolator Cut Off Kill Switch for RV Battery Marine Boat Car Vehicles 275/1250 Amps

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Cllena #ad - Extra heavy duty - rated: 1250 amps intermittent, 275 Amps continuous at 12V DC. Can be used with 8v up to 60V DC systems to isolate and secure the electrical system.

Patented contour link system, allowing it to be a standalone unit, or linked together with other similar switches Rotary dial has a spring-loaded keeper to lock the selected position. 2-position: oN and OFF positions. Disconnects the battery safely, to eliminate any power draw from the battery when vehicle or boat is not in use Compact size, sleek modern appearance, sturdy and durable. Instructions included: One Battery Switch 4 x bolts/hardware.
BrandCllena #ad
ManufacturerCllena #ad
Height6 Inches
Length3 Inches
Weight6.4 ounces
Width4 Inches
Part Number4054B
ModelABCD

8. FIVE OCEANS

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Five Oceans On-Off Battery Isolator Switch, 275amp, max 1250amp FO-3619

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FIVE OCEANS #ad - Type: flush mount - 12/24V. Rated at 1250 amps intermittent, 275 Amps continuous at 12V. Uv stabilized bakelite vapor-proof housing. Disconnects the battery safely, to eliminate any power draw from the battery when vehicle or boat are not in use. Built to last in marine conditions. 4 mounting screw holes mounting screws not included.
BrandFIVE OCEANS #ad
ManufacturerFive Oceans #ad
Part Number3619

9. Perko

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Perko 9602DP Medium Duty Main Battery Disconnect Switch with Key Lock

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Perko #ad - Ignition protected. For use with 6 to 50 volt marine electrical systems. Intermittent. Polycarbonate body with brass terminals. Capacity - 250 amps continuous, 360 AMPS 5 Mins. Dimensions: 5-1/4" diameter x 2-5/8" depth, 5/16" terminal stud size.
BrandPerko #ad
ManufacturerPerko #ad
Height4.5 Inches
Length8.75 Inches
Weight0.9 Pounds
Width15.25 Inches
Part Number9602DP
Model9602DP