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  • How Much Power Does 12Volt Stuff Use?
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    12Volt Devices There are so many new 12Volt appliances and devices that are regularly added to our range of choices that...
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    How to Avoid Volt-Drop in 12Volt Cables

    Cables and Volt-Drop A cable is such a simple thing – so what could possibly go wrong… go wrong… go wrong… After...
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    A Guide to Electrical Basics

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    Fridges: When we go camping or caravanning one of the first items is generally a fridge – it tends to be one of the first...

Calculator: Volt Drop in Cables


Posted by alistair on 01 Dec 2016 / 5 Comments



How much voltage am I going to lose along my cable? Just enter your info below to find out. The calculator is based on twin-core Auto cable, so red & black together, for positive & negative, and sized in mm (not mm²). There’s a Conversion Table (mm, B&S, mm²) and more info in the blog […]

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