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Batteries for Mercedes-Benz O 303

Which battery does a Mercedes-Benz O 303 need?

Batteries For Public Transport Vehicles · Mercedes-Benz

What battery does a Mercedes-Benz O 303 take? The same O 303 may fit up to three different battery types depending on engine, registration year and electrical equipment. To get it right we need to narrow these two details.

Next step: enter engine and year of your O 303

With engine and year we filter among the variants Mercedes-Benz fitted across production of the O 303 and we show the exact battery compatible with your vehicle.

What you will see on every battery compatible with your Mercedes-Benz O 303

  • Capacity (Ah): amp-hours driving electrical autonomy.
  • Cold-cranking amps (CCA): cold-start power, critical in winter.
  • Dimensions (L×W×H): so it fits your vehicle tray.
  • Positive terminal: location (right/left) per manufacturer layout.
  • Recommended: the reference Mercedes-Benz fits at the factory on your O 303.

Every reference is audited by our technical team to ensure exact fit with your Mercedes-Benz O 303. 24h delivery and technical support for the swap.

See all batteries compatible with Mercedes-Benz.

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Frequently asked questions

The Mercedes-Benz O 303 may use different batteries depending on engine and equipment. Check dimensions and positive terminal position before purchasing.
Yes, you can install a higher capacity (Ah) battery as long as the physical dimensions fit your Mercedes-Benz O 303 battery compartment and the positive terminal position matches.
Use the search tool by selecting your vehicle's make and model. Our system automatically filters compatible part numbers verified by our technicians. If you have any questions, contact us via WhatsApp.
As they are consumable items, car batteries have a 2-year warranty, truck batteries a 1-year warranty, and all others (motorcycle batteries, cyclic batteries, etc.) a 6-month warranty. If a battery has a manufacturing defect, it will be replaced at no cost to the user.
Under normal circumstances, batteries usually arrive within 1 to 2 days of ordering. However, there are some cases where delivery may take a little longer: peak seasons (Black Friday, Christmas, etc.), palletized shipments, occasional stock shortages, etc.
In mainland Spain and Portugal delivery takes 24 working hours if you order before 17:00 and the battery is in stock; for the Balearic Islands, the Canary Islands and other EU destinations allow 2 to 5 days. Batteries are shipped fully charged and ready to install.