![]() ![]() The first question you should ask yourself is what you plan to use a car battery charger for. This is why, if you’re ever jumpstarting your car, you’re asked to run it for a good while to replace enough of the battery, so that you don’t require a jump start when you come to drive again immediately afterwards. A jump starter will offer the engine the short burst needed to get it going, but from that point on, it’s the alternator that recharges the battery. It’s important to note that car battery chargers are not jump starters. The alternator then does all the work on the electricity front. When a car is started, a very high current is sent in a very short burst to the crankshaft to get it moving. Without going into the science of it all, they generate the energy needed through lead-acid chemical reactions. At the end of lockdown restrictions, many drivers found that their car batteries were dead from their vehicles not being driven for several weeks.Ĭar batteries are not power banks, so they don’t store electricity. When a car isn’t driven, low-power features, such an immobiliser or alarm, continue to draw from the battery since there’s no power being generated by the alternator. This creates electricity to power the lights, computer units and put charge back into the car battery.īest satnav 2023: Get from A to B without the stress ![]() As the crankshaft spins, not only does it force the pistons to propel the vehicle, but it also turns an alternator at the other end. The electronics in our vehicles are configured in a very smart way, in that they are almost always powered by the engine. How to choose the best car battery charger for you How do car batteries work? Best for versatility: CTEK (CE Free) 12V | £300.Best budget car battery charger: Ring Automotive RSC806 | £32.Best for portability: NOCO Genius10 Smart Charger | £130.READ NEXT: Safeguard your no-claims bonus with the best dash cams With that said, read on for our buying guide on how to buy the right car battery charger for you, alongside our roundup of some of the best options available. If you’re caught with a flat battery, the very last thing you want to find out is that the tool you’ve invested in to remedy the matter is a dud. However, buying the cheapest doesn’t always mean bagging a bargain. There’s also a choice of connectors, depending on whether you’re regularly maintaining your car battery or just recharging as a one-off.įrom traditional car battery chargers to portable and solar-powered ones, there are options available to suit a range of budgets. First, there are different types of car battery chargers to choose from. While a call to your breakdown service wll fix the issue, the best car battery chargers can help you mitigate the disruption to your day, at your own will.īut buying a car battery charger isn’t the most straightforward task. That sinking feeling when your engine won’t turn over is one of the most unwelcome of emotions, but almost every driver has been there at some point or another. ![]()
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