Starter Battery

Battery Technology

New Dual Purpose EFB

VARTA developed the next evolution of the Dual-Purpose range, based on EFB technology.
Battery Basics

These devices drain the battery

Electrical consumers in cars need power. This power is supplied by the car battery. How much power do these devices use?
Battery Testing

Battery tests prevent breakdowns

Preventative tests are becoming more important, as battery loads are growing due to start-stop and electrical devices.


Start-stop technology and recuperation require new batteries. These are available with EFB and AGM batteries

Special start-stop batteries

Start-stop technology results in a large number of starting processes. How the start-stop battery copes with these.
Fitment & Instructions

Start-stop battery replacement

Which batteries can be used in vehicles with automatic start-stop systems? Differences between EFB and AGM technology.
Fitment & Instructions

Battery replacement

Care is required when replacing the starter battery. Replacement of batteries - step-by-step.
Battery Technology

Is an AGM battery better?

With high energy consumptions, starter batteries soon reach their limits. Is it better to buy an AGM battery?
Battery Technology

Battery technologies

It is not easy to select the right car battery. Which battery belongs in which vehicle?
Battery Basics

The car won't start

If the car won't start, the battery is often dead or defective. Possible causes and hints for avoiding them.