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Fulmen FA770 · Car battery 12V 77Ah 760A

Specifications

BrandFulmen
Part numberFA770
Voltage (V)12
Capacity (C20)77Ah (c20)
Cold cranking amps (EN)760A
TechnologyLead-acid
Length278 mm
Width175 mm
Height190 mm
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Fulmen FA770 12V 77Ah 760A is a ready-to-use passenger car battery, sealed and maintenance-free. Delivers the cranking amps the engine needs in cold weather and keeps stable voltage for modern car loads (ECU, sensors, climate control, infotainment).

Why this car battery?

  • Original-equipment qualitywithout dealership prices
  • Lasts 4 to 6 yearsbuy once instead of twice
  • Real human tech supportif you have any doubts before buying
Voltage
12 V
Capacity
77 Ah C20
Cold cranking
760 A EN-1
Dimensions
278×175×190 mm
Technology
Lead-acid
Polarity
Positive on the right
Weight
17,5 kg
Model
FULMEN Formula Xtreme
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Car battery Fulmen FA770 Formula Xtreme 77Ah 760A 12V

12VVoltage
77AhCapacity
760ACold cranking
17.50kgWeight

The Fulmen FA770 from the Formula Xtreme range delivers 77 Ah and 760 A of cold cranking current (EN) at 12 V: the usual specification for passenger cars with conventional starting, without a Start-Stop system. Its 278 × 175 × 190 mm and the positive terminal on the right make it the exact replacement for the 77 Ah battery fitted as standard to many cars.

In short: the Fulmen FA770 (77 Ah, 760 A, 278 × 175 × 190 mm, positive terminal on the right). It is a conventional battery for cars without Start-Stop: if yours has Start-Stop, it needs an EFB or AGM battery of the same size. Verified equivalent alternatives: Tudor TA770 and Varta E44.

  • Designed to last several years under normal daily use.
  • Low self-discharge: copes with long stops without losing charge.
  • Stable voltage for the vehicle electronics (ECU, sensors, climate control).
  • Good balance of capacity, cranking power and price.

What the Fulmen FA770 is for

With 77 Ah, the Fulmen FA770 is sized for passenger cars with conventional starting, without a Start-Stop system. It is a direct replacement for the original battery as long as dimensions and terminals match. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 17.50 kg and B13 hold-down.

The Fulmen FA770: Formula Xtreme range and conventional lead-acid technology

Within the Fulmen catalogue, the Formula Xtreme series groups the references designed for this use. The FA770 is the 77 Ah model of that family, with the same performance as its siblings in other sizes.

Conventional lead-acid is the benchmark against which other technologies are compared: good cranking current, great tolerance to alternator charging and the best price per amp-hour.

Size, terminals and hold-down of the Fulmen FA770

It has external dimensions of 278 × 175 × 190 mm and weighs 17.50 kg. The positive terminal on the right decides which side the cables end up on: it is the detail that causes most buying mistakes, so check it before ordering. It uses a B13 hold-down, the system that anchors and connects it in the vehicle. Before replacing it, measure your current battery tray: if all three dimensions and the terminal positions match, the swap is direct and needs no adapters.

Why choose Fulmen batteries

With more than a century of history, Fulmen offers complete ranges for cars, trucks, motorcycles and leisure with the industrial quality of the Exide group. At baterias.com we work directly with the manufacturer or its official distributor: real stock, brand-new product and official warranty.

Care and maintenance

Avoid leaving lights or accessories on with the engine off: most batteries fail not through defects but through repeated deep discharges. In normal daily use the alternator keeps the battery charged; if the car stands for weeks, a maintenance charge once a month prevents deep discharge.

Warranty and coverage

The Fulmen FA770 comes with the manufacturer's official warranty against manufacturing defects; the exact period is stated in the brand's conditions. If it fails through a defect within the period, we replace it free of charge.

When you get it and how to return it

Orders placed before 6:00 pm with the battery in stock ship the same day. Delivery in mainland Spain and Portugal takes 24-48 working hours; for the Balearic Islands and the rest of the European Union allow 3 to 5 working days. You have 14 days to return an unused battery; in mainland Spain and Portugal collection is free. We email you the tracking number as soon as the parcel ships.

  • Reference
    BCOM-FULMEN-FA770

Data sheet

  • Brand
    FULMEN
  • Reference
    FA770
  • Model
    FULMEN Formula Xtreme
  • Voltage (V)
    12
  • Length
    278 mm
  • Width
    175 mm
  • Height
    190 mm
  • Weight
    17.50 Kgs
  • Technology
    Lead-acid
  • EAN
    3661024044240
  • Terminal layout
    Positive terminal on the right
  • Hold-down
    B13
  • Cold cranking amps (EN)
    760A
  • Capacity (C20)
    77Ah (c20)
  • Case type
    L03

Specific References

  • EAN13
    3661024044240
  • MPN
    FA770

Codes and references Fulmen FA770

Brand Fulmen
Manufacturer range FULMEN Formula Xtreme
Manufacturer part number (MPN) FA770
EAN-13 barcode 3661024044240
European case size (EN 50342-2) L3
Dimensions (length × width × height) 278 × 175 × 190 mm (278x175x190)

Comparison: Fulmen FA770 vs equivalents — alternatives with the same dimensions, Ah and CCA

The Fulmen FA770 is interchangeable with these equivalent references: TA770 (Tudor), E44 (Varta), EA770 (Exide).

Product Specifications Technology Price
Fulmen FA770 Fulmen FA770 This battery 12V 77Ah 760A Lead-acid
Tudor TA770 Tudor TA770 ★ 5,0 12V 77Ah 760A Lead-acid €81.90
Varta E44 Varta E44 ★ 4,8 12V 77Ah 780A Lead-acid €85.40
Exide EA770 Exide EA770 ★ 4,8 12V 77Ah 760A Lead-acid €65.30

Equivalences verified by our technical team: same dimensions, polarity, capacity and CCA. Official manufacturer warranty on every option.

Recommended accessories — complement the Fulmen FA770 with a charger or tester

Compatible vehicles

The Fulmen FA770 fits 1457 vehicles. Most searched below:

See all 1457 compatible vehicles

Fitting it yourself? Step-by-step guide to replacing the battery →

Frequently asked questions

How is the Fulmen FA770 battery installed in the vehicle?

In most cars it fits in 15-30 minutes with a 10 mm wrench; if the battery is under the seat or in the boot the time can double. See the step-by-step guide on our blog. Quick summary: 1) switch off the engine and remove the key; 2) locate the original battery (engine bay, boot or under seat); 3) disconnect the negative (−) terminal first, then the positive (+); 4) loosen the hold-down clamp and remove the old battery; 5) fit the new one in the same orientation — with positive on the right match the polarity shown on the product sheet; 6) connect the positive (+) first, then the negative (−). On cars with Start-Stop or BMS, register the battery via OBD so the alternator applies the correct charging profile.

What is the service life of the FA770 model?

Expected lifespan of the Fulmen FA770 is 4 to 6 years in regular car use without Start-Stop. In cold regions it drops slightly due to cold-start stress; in very hot regions it also drops because of electrolyte evaporation. To extend its life: avoid deep discharges (headlights on with engine off), have the alternator checked yearly, and keep the battery clean and properly secured.

What are the dimensions of the Fulmen FA770 battery?

Dimensions (length × width × height) are 278×175×190 mm — also written as 278x175x190 mm and correspond to the European L3 case size — following the European DIN standard. Always measure the space in your car before buying: even one extra millimetre can prevent the hold-down clamp from closing. The height shown includes the terminals.

On which side is the positive of the FA770 model?

Polarity: positive on the right. To identify it, place the battery in front of you with the terminals facing you and check which side the positive (+, marked with a red ring) is on. Before buying, verify the polarity matches your current battery: switching polarity forces longer cables or system reconfiguration, with short-circuit risk.

Does this battery fit my car?

Three options to confirm: 1) enter your number plate in the finder (DGT/DVLA/KBA auto-detect your model and engine); 2) check the "Compatible vehicles" tab on this page, where we list every vehicle verified by our technical team; 3) if you cannot find your model, message us on WhatsApp with brand, model, engine and year — we reply during business hours (Mon–Fri 10:00–13:30 and 16:40–18:00 (Spanish time, CET)). The FA770 fits 1,457 verified vehicle versions in our database.

Which interchangeable batteries are there for this one?

Directly interchangeable batteries (same dimensions, same polarity, same Ah and CCA) are the OEM equivalents from leading brands: Bosch, Tudor, Exide and, depending on the model, Banner or Yuasa. Exact equivalence depends on technology — an EFB cannot be replaced with a conventional battery in Start-Stop cars. See the "Equivalents" section to view recommended options at the same performance level.


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