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Battery Master Switches

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Isolator Switch Replacement Key
Isolator Switch Replacement Key
Replacement key for battery switch 30040.
£1.00 *
Isolator Switch
Isolator Switch
Battery switch, 500amp momentary & 75amp continuous, for single battery boats. Base 58mm diameter.
£9.95 *
Battery Isolator 2 positions 250amps 12v
Battery Isolator 2 positions 250amps 12v
00 Amperes Continuous Rating for applications requiring high power output, reliability, and low heat generation.
£29.99 *
Battery Isolator Heavy Duty 2 Positions 12v
Battery Isolator Heavy Duty 2 Positions 12v
Two pole, isolates both positive and negative. 120 amp continuous rating. Comes with a removable key.
£83.99 *
Battery Isolator heavy duty 4 positions 350amps 12v
Battery Isolator heavy duty 4 positions 350amps...
Safe for installation aboard gasoline powered boats.
£59.95 *
Blue Sea Mini Add A Battery
Blue Sea Mini Add A Battery
Flat starting batteries can be dangerous things. This system has been designed to reduce the chance of running down your main starting battery (or another battery you may be worried about). When installed, the Add-A-Battery Mini isolates...
£100.00 *
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