Campervan Electrical Blog

Integrated campervan power systems (EcoFlow PowerKits, Victron-based all-in-one, Zamp Solar kits) vs building your own — what you gain, what you give up.

Series vs parallel wiring for campervan leisure batteries — what each configuration does, when to use each, and common mistakes to avoid.

How to size battery cables for a campervan — mm² ratings, current capacity, voltage drop calculations, and what cable to use for each circuit.

How to earth a 230V inverter in a campervan — why it matters, how to connect the AC earth, and what the Victron MultiPlus does automatically.

Can a campervan inverter run power tools? Which tools work, which need a bigger inverter, and how much battery you need for workshop use on the road.

Circuit breakers vs fuses for campervan wiring — pros and cons of each, which to use for which circuits, and common UK campervan setups explained.

Which coffee machines work on a campervan inverter — wattage breakdown of espresso machines, filter machines, Nespresso, and AeroPress, with what inverter size you need.

How to convert a campervan from AGM or lead-acid to LiFePO4 lithium batteries — what you need to change, what you can keep, and what to watch out for.

Should you build a DIY LiFePO4 battery for your campervan? Costs, components, risks, and how it compares to buying a ready-made unit.

How to set up a 12V electrical panel in a campervan — fuse box options, DIN rail MCBs, bus bar layout, and labelling circuits properly.

Should you get a generator for your campervan? Petrol vs inverter generators, what size you need, and how to integrate one with your leisure battery system.

Hardwired inverter vs plug-in inverter for a campervan — the practical differences, which is safer, and when each approach makes sense.

How to calculate the right leisure battery capacity for your campervan — daily consumption worksheet, LiFePO4 vs AGM sizing, and real-world examples.

How many watts a typical campervan uses per day — breakdown by appliance, real-world examples, and how to reduce consumption without losing comfort.

How to correctly charge a LiFePO4 leisure battery in a campervan — voltage profiles, charger settings, charge sources, and what not to do.

How to install a 230V inverter in a campervan — DC cable sizing and fusing, mounting location, AC output wiring, earthing, and commissioning.

Step-by-step guide to wiring a DC-DC battery-to-battery charger in a campervan — connections, cable sizing, fusing, and ignition sense wire.

What an inverter transfer switch does in a campervan, when you need one, and how the Victron MultiPlus handles automatic switching between hook-up and battery.

Inverter vs inverter-charger for campervans — what the difference is, when an inverter-charger is worth the extra cost, and which Victron models to consider.

Why your campervan leisure battery isn't charging from solar, the alternator, or hook-up — common causes and how to diagnose and fix each one.

How to connect a leisure battery in a campervan — main cable run, fusing, bus bars, negative earth connection, and integration with charge sources.

How to house a LiFePO4 leisure battery in a campervan — purpose-built enclosures, DIY battery boxes, ventilation requirements, and safe mounting.

What a BMS does in a LiFePO4 leisure battery, why it matters for campervan safety, and what happens if it trips.

LiFePO4 charging voltage settings for campervans — absorption, float, cell voltages, and how to configure solar, DC-DC, and mains chargers correctly.

A detailed LiFePO4 vs AGM comparison for campervans — real usable capacity, cycle life, weight, charging speed, cost, and which is right for your build.

Low-frequency vs high-frequency inverters for campervan builds — the practical differences, which handles surge loads better, and which to choose for a van conversion.

How to choose and install a mains battery charger for a campervan leisure battery — charger sizing, LiFePO4 compatibility, wiring to the battery, and hook-up integration.

What happens if you mix different leisure batteries in a campervan — different chemistries, capacities, or ages — and what to do instead.

How to combine solar, alternator (DC-DC), and mains hook-up charging in a campervan — system design, priority, and what happens when multiple sources run simultaneously.

A step-by-step guide to planning a campervan electrical system — from calculating loads to choosing components and drawing a wiring diagram.

Can a campervan inverter run air conditioning? We cover 12V compressor units, 230V portable ACs, hook-up requirements, and battery sizing for van AC.

Which hook-up adapters you need for camping in Europe — CEE17 to Schuko, country differences, amperage limits, and what to watch out for.

A complete pre-commissioning checklist for campervan electrical builds — 12V wiring, fusing, earthing, 230V safety checks, and what to test before going live.

A complete campervan electrical parts list — battery, solar, DC-DC charger, inverter, wiring, fusing, and all the smaller components people forget.

How to draw a campervan electrical wiring diagram — what to include, standard symbols, and a complete example for a typical UK van build.

Which campervan electrical upgrades are worth doing and in what order — from starter essentials to full off-grid independence, with what each upgrade unlocks.

How to make waterproof electrical connections in a campervan — heat shrink, marine connectors, junction boxes, and where moisture risks are highest.

What appliances can a 1,000W inverter actually run in a campervan? Real wattage figures for common van life appliances and which ones are borderline.

What appliances can a 2,000W inverter run in a campervan? The full list with real wattage figures, what is still out of range, and whether 2,000W is enough for van life.

How to choose the right generator size for a campervan — wattage calculations for battery charging, running appliances, and popular generator models compared.

How to store and protect your campervan leisure battery over winter — correct storage charge, temperature effects on LiFePO4 and AGM, and what to check in spring.

Flexible solar panels for campervans: do they handle roof curves, heat, and vibration? Real-world durability and performance data.

Peak sun hours data for UK regions and European destinations. Essential for sizing your campervan solar system accurately.

Complete guide to Mercedes Sprinter campervan electrics. Smart alternator, battery locations, solar setup, and wiring for Sprinter conversions.

Compare solar panel mounting methods for campervans: Z-brackets, corner brackets, adhesive, and tilt frames. Pros, cons, and installation tips.

Ford Transit campervan electrical guide. Smart alternator solutions, battery placement, roof solar, and wiring tips for Transit conversions.

Compare budget, mid-range, and premium campervan electrical systems. Real UK prices, component lists, and which tier suits your van life.

Real UK and European winter solar data for campervans. Monthly yield figures, sizing advice, and strategies to stay powered through winter.

Avoid these 10 dangerous campervan electrical mistakes. Real examples, safety advice, and how to fix common wiring errors in UK van conversions.

Series vs parallel solar wiring for campervans explained. Learn which configuration handles shade better and suits your charge controller.

How to install 230V mains sockets in a campervan. Covers BS 1363 options, IP-rated sockets, wiring from the consumer unit, and RCD protection.

Tested and compared: the best inverters for UK van conversions in 2025. Victron, Renogy, and budget picks with real efficiency data.

Best MPPT solar charge controllers for UK campervans in 2025. Victron SmartSolar, Renogy, EPever compared — with sizing guide and real performance data.

Budget LiFePO4 battery brands reviewed for UK campervans. Eco-Worthy, Enjoybot, Vatrer, and Ampere Time compared on real capacity, BMS quality, and value.

Campervan battery isolator switch guide. When you need one, how to wire it, differences between leisure and vehicle battery isolation, and best switches to buy.

How to wire positive and negative bus bars in a campervan. Covers bus bar sizing, placement, cable connections, and how bus bars fit into a complete 12V system.

How to route and protect cables in a campervan. Covers cable trunking, conduit, looming, grommet use, and how to run cables neatly through a van conversion.

How to earth bond a campervan correctly. Covers chassis earth, 230V protective earth, bonding exposed metalwork, and common mistakes that cause shocks and fires.

Campervan electrical fire prevention — the causes, warning signs, how to build a fire-safe system, and what to do if a fire starts in your van.

Complete list of tools needed for a campervan electrical installation. From essential basics to professional-grade equipment.

Campervan fuse keeps blowing? Diagnose the cause step by step — overloaded circuit, partial short, wrong fuse rating, or undersized cable. Fixes included.

How to size fuses for every circuit in your campervan. Covers main fuse, blade fuse box, inline fuses, and the relationship between fuse rating and cable gauge.

Step-by-step guide to installing mains hook-up in a campervan. CEE inlet socket, consumer unit, RCD, MCBs, 230V sockets, and shore power cable — UK regulations covered.

How to clean campervan solar panels safely and how often. Covers cleaning methods, maintenance checks, and how much dirt actually affects output in the UK.

VW Crafter and MAN TGE electrical system guide. Alternator specs, smart charging, wiring routes, and solar capacity for conversions.

Complete electrical system guide for Fiat Ducato and Peugeot Boxer van conversions. Alternator specs, wiring routes, and solar capacity.

Full Fogstar Drift review for 2025. We test the 100Ah and 200Ah LiFePO4 batteries — BMS performance, Bluetooth accuracy, real-world capacity, and value vs Victron.

How to wire a 12V inverter in a campervan. Covers cable sizing, fuse selection, placement, remote on/off wiring, and connecting to 230V sockets.

Running an induction hob in a campervan off an inverter. Power requirements, battery drain, what inverter you need, and whether it is practical for UK van life.

How much battery power does an inverter waste on standby? Learn typical standby drain values, daily Ah costs, and how to minimise wasted energy in your campervan.

Leisure battery not charging in your campervan? Diagnose the problem step by step. Covers solar not charging, DC-DC charger faults, BMS trips, and wiring issues.

Can you run a microwave in a campervan? Power requirements, what inverter you need, battery drain calculations, and the best compact microwaves for van life.

Pure sine wave vs modified sine wave inverters explained. Which campervan appliances need pure sine and why we always recommend it.

Renogy DCC50S review for UK campervans. 40A DC-DC charger with MPPT tested in real builds — smart alternator compatibility, charging speed, app, and Victron comparison.

Rigid vs flexible solar panels for campervans compared. Efficiency, weight, durability, cost, and which to choose for your UK van conversion.

Self-heating LiFePO4 batteries explained for UK van life. Why standard lithium fails in cold weather, how self-heating solves it, and which batteries to buy.

How to calculate the right inverter size for your campervan. Covers wattage calculation, common sizes, and battery cable requirements.

Solar panels not charging your campervan battery? Step-by-step troubleshooting for MPPT controller faults, wiring issues, shading, BMS blocks, and panel damage.

Electrical system guide for Ford Transit Custom campervan conversions. Smart alternator, DC-DC charger wiring, battery placement, solar, and shore power for UK builds.

How to set up a Victron Cerbo GX in a campervan. Connecting MPPT, inverter, battery monitor, and SmartShunt — with remote monitoring via VRM and GX Touch display.

Honest review of the Victron MultiPlus for campervans. Models, features, pros, cons, and whether the price is justified for your build.

In-depth review of the Victron Phoenix inverter range for campervans. Covers the 500VA, 800VA, and 1200VA models with real-world pros, cons, and pricing.

Step-by-step Victron SmartSolar MPPT setup for campervans. Wiring, app configuration, and optimal charge settings for LiFePO4.

Complete electrical system guide for VW Transporter T6 and T6.1 campervan conversions. Smart alternator wiring, battery placement, solar options, and UK-specific advice.

Comparing 12V and 24V campervan electrical systems. Pros, cons, costs, and when each makes sense for UK van conversions.

Complete guide to Anderson plugs for campervans. Covers sizing, colour codes, wiring, and when to use them for solar panels, batteries, and accessories.

When you need a qualified electrician for your campervan conversion and when DIY is fine. UK regulations and safety guide.

Realistic timelines for installing a campervan electrical system. From basic weekend setups to full off-grid systems.

How cold weather affects your campervan electrics. Battery performance, solar output, and charging strategies for UK winter van life.

Complete guide to campervan wiring colour codes. UK standard colours for 12V DC, 230V AC, and vehicle wiring with labelling best practices.

MPPT vs PWM solar charge controllers compared for campervans. Efficiency, cost, and when each type makes sense for your van build.

Design a fully off-grid campervan electrical system. Solar, battery, and charging strategies to stay self-sufficient anywhere in the UK.

Weekend warrior or full-time van lifer? Your electrical system needs are completely different. Here's how to size each correctly.

Should you use a portable power station or build a permanent electrical system? Honest comparison of cost, capacity, and convenience.

Step-by-step guide to testing campervan wiring with a multimeter. Covers voltage, continuity, resistance, fuse testing, and fault finding.

Learn how to calculate voltage drop in your campervan 12V system. Includes the 3% rule, formula, worked examples, and fixes for excessive voltage drop.

Work out exactly what size leisure battery you need for your campervan. Step-by-step guide with calculator, real examples, and UK-specific advice.

Calculate the exact battery size needed for an induction hob in a campervan. Covers power draw, battery drain, inverter sizing, and realistic usage scenarios.

Compare the best rigid and flexible solar panels for campervans in 2025. Efficiency, durability, and value rated for UK van life.

Compare the best Bluetooth battery monitors for campervans: Victron SmartShunt, Fogstar Drift BMS, and Renogy 500A. Price, accuracy, and app quality reviewed.

Learn how to monitor your campervan battery health, spot early signs of degradation, and extend battery lifespan with BMS monitoring and proper maintenance.

How to route cables in a campervan safely and neatly. Covers planning, conduit, grommets, cable management, separation rules, and labelling.

New to campervan electrics? This beginner-friendly guide explains every component in plain English. No jargon, just clear steps.

Step-by-step guide to wiring a 12V blade fuse box in your campervan. Covers circuit planning, fuse sizing, and grounding.

How to calculate your campervan's daily energy consumption in Wh. Step-by-step power audit guide with real examples.

How to calculate the correct wire gauge for your campervan. Includes formulas, voltage drop calculations, and a cable size reference table.

Why crimping is preferred over soldering in campervans. Covers vibration, heat cycling, crimp types, proper technique, and when soldering is acceptable.

How Euro 6 smart alternators affect campervan battery charging. Why split charge relays fail and DC-DC chargers are essential.

Step-by-step guide to wiring 12V LED lights in a campervan. Covers light types, wire gauge, switching options, fuse sizing, and parallel vs series wiring.

Compare 200W, 400W, and 600W solar setups for campervans. Real-world UK output figures, costs, and which size matches your lifestyle.

Best DC-DC chargers for campervans in 2025. Compare Victron Orion XS, Renogy, and Sterling B2B chargers with UK pricing and sizing advice.

Learn how solar, alternator, and mains charging work together in a campervan. Practical UK guide to combining all three sources for reliable off-grid power.

How to wire a consumer unit in a campervan. Covers RCD protection, MCB sizing, UK wiring regulations, and step-by-step guidance for a safe 230V installation.

Complete cost breakdown for campervan electrical systems in 2025. Budget, mid-range, and premium options with real UK prices.

Roof dimensions and maximum solar capacity for popular UK campervan models. Ducato, Sprinter, Transit, Transporter, Crafter, and more.

How to install a shore power inlet on your campervan. Step-by-step guide with cutting template, wiring, and waterproofing for UK van conversions.

Complete guide to campervan shore power wiring. Covers EHU hook-up, consumer units, RCDs, and UK safety regulations for 230V mains in your van.

How to charge your campervan leisure battery from a UK household socket. Safe methods, cable requirements, charger options, and what to avoid.

Find out exactly how fast a DC-DC charger replenishes your campervan leisure battery while driving. Real-world UK charging speeds, tips, and calculations.

Compare 20A, 30A, and 50A DC-DC chargers for campervans. UK-focused guide covering cost, charging speed, cable sizing, and which size suits your van build.

DC-DC charger vs split charge relay for campervans. Learn which alternator charging method suits your van, with UK-focused advice and product picks.

Complete UK guide to electric hook-up for campervans. Learn how EHU works, what you need to install, power limits, and how to wire your van safely.

Calculate exactly how many solar panels your campervan needs based on your daily usage, UK sun hours, and battery size.

Explore portable solar panels for campervans. Foldable vs suitcase panels, real-world output, connection methods, and when portable beats roof-mounted.

Compare Renogy and Victron solar panels for campervans. UK pricing, real-world performance, warranty, and which brand suits your build and budget.

Smart alternators explained for campervan owners. Learn why modern Euro 6 vans need a DC-DC charger and how to check your vehicle.

Learn how to safely route solar cables through your campervan roof using cable glands. Waterproof entry methods, sealant choices, and step-by-step installation.

Learn how to size an MPPT or PWM charge controller for your campervan. Amps, voltage, and wattage calculations with worked examples for common setups.

Understand how shading affects campervan solar output. Partial shade losses, bypass diodes, MPPT vs PWM response, and practical tips to minimise impact.

How to set up the Victron Blue Smart IP22 battery charger for your campervan. Covers installation, profiles, and Bluetooth configuration.

Step-by-step guide to installing the Victron Orion XS DC-DC charger in your campervan. Cable sizes, fuse ratings, and wiring diagram included.

100Ah vs 200Ah vs 300Ah LiFePO4 battery comparison for campervans. Real-world sizing advice based on UK usage patterns and budgets.

Best LiFePO4 batteries for campervans in 2025. Fogstar Drift, Victron Smart, and budget options compared with UK pricing.

Why every campervan needs a battery monitor. Covers shunt-based monitors, Bluetooth options, Victron SmartShunt, and budget alternatives for UK builds.

Where to mount your campervan battery safely. Covers under-seat, under-floor, garage box, and bulkhead locations with ventilation and safety advice.

Can you charge LiFePO4 batteries below 0°C? Cold weather charging risks, BMS protection, and practical solutions for UK campervans.

How long a campervan battery lasts on a single charge with real-world UK data. Covers LiFePO4 and AGM with typical daily usage scenarios.

LiFePO4 vs AGM batteries for campervans compared. Weight, cost, lifespan, usable capacity, and which is best for your van conversion.

Should you buy a second-hand LiFePO4 battery for your campervan? Risks, what to check, fair pricing, and when to buy new instead. UK advice.

Complete Victron SmartShunt installation and setup guide for campervans. Wiring, app configuration, and calibration for LiFePO4 and AGM batteries.

Victron Smart LiFePO4 vs Fogstar Drift compared for UK campervans. Price, BMS, Bluetooth, warranty, and real-world performance tested.

Step-by-step guide to wiring campervan batteries in parallel. Covers LiFePO4 and AGM, cable sizing, fusing, and common mistakes to avoid.