01
Voltage Drop Calculator
Check voltage loss along a DC cable and compare standard copper cross-sections.
Open CalculatorCampervan Electrics Directory
Electrical Tools
Plan your 12V or 24V campervan electrical system. Work out cable voltage loss, build a daily energy budget and compare battery, solar and inverter requirements.
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02
Leisure Battery Size Calculator
Build a daily energy budget and compare lithium and lead-acid capacity.
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Solar Panel Size Calculator
Compare daily usage with estimated UK seasonal solar generation.
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Inverter Size Calculator
Estimate simultaneous 230V loads, inverter headroom and battery current.
Open CalculatorFind the right electrical specialist
Turn your preliminary plans into a properly specified installation with a relevant installer, supplier or manufacturer.