Installing the starter battery or motorcycle battery
First connect the positive cable (usually red) to the positive terminal of the battery.
Then connect the negative cable (usually black) to the negative terminal of the battery.
If you install a start-stop battery, you must then register the battery in the vehicle system.
How does a melted pole occur?
A melted pole is caused by a short circuit when the battery polarity is reversed during bridging or when the poles are connected by a tool or other object.
Tip: Take care when handling batteries.
Learn more about short circuit and how to avoid it.
Why are the labels coming off my battery?
Detached labels indicate wear due to excessive temperatures.
Tip: Always give your battery time to cool down before charging or use a charger that charges temperature compensated.
Tip: If you operate your vehicle or device in a very hot environment, choose …
Charging correctly step by step
Tip: For full performance: Charge before first installation!
Check that your charger matches the battery.
Does the charger support the correct charging voltage?
Does the charging current provided match the battery?
What charging curve …
What is a back-up battery?
In some cars, so many consumers are installed from the outset that it would overload the starter battery to supply them. This is where so-called back-up batteries are used.
If your car is equipped with a back-up battery, you should replace it again with …
Always choose a battery that matches the load
Depending on the type of battery, it is designed for certain loads:
Starter batteries must deliver as much current as possible during the starting process. The cold start current, measured in CCA, is informative here and shows how much starting power …
What is a starter battery?
A battery that is charged by the alternator and starts the vehicle. For this purpose, the starter motor requires a lot of current for a short time. In addition to the cold start capacity (CCA), which indicates how much current the battery can ideally …
Dry pre-charge battery before installation.
A battery that is not fully charged when installed will not reach its full performance in the future and will have a significantly shortened service life.
Immediately after the first filling with acid, dry pre-charged batteries only reach 75 to 80 % of …
Fluid evaporates in batteries during the chemical reaction to generate electricity, more so in a wet battery than in an AGM or GEL battery where the acid is fixed in non-woven or as GEL respectively. Unlike these sealed batteries, the vapor in the sealed …
What is sulfation and what can you do about it?
Sulphation or sulphation is an undesirable ageing process in batteries where too much lead sulphate forms on the lead plates, which cannot be removed even with prolonged charging. The battery's capacity drops significantly, or it fails altogether. Sulfation …