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Batteries for Mercury Mk III

Which battery does a Mercury Mk Iii need?

Batteries For Construction And Agricultural Machinery · Mercury

What battery does a Mercury Mk III take? The same Mk III 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 Mk III

With engine and year we filter among the variants Mercury fitted across production of the Mk III and we show the exact battery compatible with your vehicle.

What you will see on every battery compatible with your Mercury Mk III

  • 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 Mercury fits at the factory on your Mk III.

Every reference is audited by our technical team to ensure exact fit with your Mercury Mk III. 24h delivery and technical support for the swap.

See all batteries compatible with Mercury.

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Frequently asked questions

The Mercury Mk Iii 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 Mercury Mk Iii 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.