This circuit is designed to check the condition of lead-acid and gel cell batteries with capacities greater than 20Ah. It switches a load of about 18A at a rate close to 50Hz so that the internal ...

Once upon a time, all you had to know about batteries was that red is positive, black is negative, and the correct way to add a little distilled water when the electrolyte level got low. These days, ...

In 1859, a French physicist by the name of Gaston Planté invented the lead-acid battery we all know today. It wasn’t until the early 1900s that the battery was adapted for automotive use, and it was ...