Tudor TK508 battery for eco-stop cars, rated 50Ah 12V 800A

Quick answer: What you are looking at: the Tudor TK508, a 50Ah 12V 800A battery for start-stop vehicles. Measure twice, order once: dimensions decide most swaps.

Using it day to day: practical tips

A car with heated seats and a big screen asks a lot during each auto-stop. Set your dashcam to cut off at a safe voltage if the car is often parked for days. A battery that tests fine on voltage may still be weak under load.

Specifications table

AGM: how it works

AGM stands for absorbent glass mat, a fancy name for a very tidy way of storing acid. Alarm panels and UPS units are classic homes for small AGM blocks. If the original was AGM, the replacement should be AGM too.

Other options with identical dimensions

Looking to compare? Each of these has the dimensions and polarity of the Tudor TK508.

Deta DK508Exide EK508Fulmen FK508

Your questions answered

Is the Tudor TK508 right for you?

Spotted Tudor TK508 on the label of your eco-stop car? You are in the right place. Rated 50Ah 12V 800A, it sits in the class most eco-stop cars expect. At baterias.online, the chemistry of each battery is printed alongside its size.

50Ah makes it a smaller battery, good for light electrical loads. With 800A, it punches above its size on frosty mornings.

Related products and ranges

Got the old battery's label in front of you? Compare it once more, then order online at baterias.online. Keep the radio code handy before disconnecting the old battery.

• More for start-stop vehicles
• See every Tudor reference

Check before ordering

• ✓ Starting current 800A: look for the EN value on your old label and choose this reference only if it is equal or higher.
• ✓ Technology to match: AGM. Moving to a different chemistry may need settings changed in your system.
• ✓ Check 260 × 173 × 206 mm against the tray, not just the old battery.