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Fulmen FA406 Formula Xtreme · Car battery 40Ah 350A

Specifications

BrandFulmen
Part numberFA406
Voltage (V)12
Capacity (C20)40Ah (c20)
Cold cranking amps (EN)350A
TechnologyLead-acid
Length187 mm
Width127 mm
Height220 mm
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Fulmen FA406 12V 40Ah 350A is a starter battery with OEM-equivalent quality, designed for modern passenger cars. Delivers reliable cold-cranks even after weeks of inactivity and supports stable auxiliary loads (lights, 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
40 Ah C20
Cold cranking
350 A EN-1
Dimensions
187×127×220 mm
Technology
Lead-acid
Polarity
Positive on the right
Weight
9,3 kg
Model
FULMEN Formula Xtreme

Where it fits: the Fulmen FA406 is one of our car batteries, belongs to our Fulmen batteries and by capacity it sits among our 40Ah batteries.

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The Fulmen FA406 in practice

When not to choose it

Rule it out if the car has Start-Stop, even if the dimensions match: conventional technology cannot take that cycling. And always keep at least the original Ah and A.

Logo Fulmen

Car battery Fulmen FA406 Formula Xtreme 40Ah 350A 12V

12VVoltage
40AhCapacity
350ACold cranking
9.30kgWeight

With 40 Ah at 12 V and 350 A of cold cranking current (EN), the Fulmen FA406 from the Formula Xtreme range is a starter battery built for passenger cars with conventional starting, without a Start-Stop system. Its 187 × 127 × 220 mm and the positive terminal on the right make it the exact replacement for the 40 Ah battery fitted as standard to many cars.

In short: the Fulmen FA406 (40 Ah, 350 A, 187 × 127 × 220 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.

  • 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 FA406 is for

Designed for passenger cars with conventional starting, without a Start-Stop system, the Fulmen FA406 is the direct replacement when your vehicle uses a 40 Ah battery of this format. Before buying, compare dimensions, terminals and capacity with the battery you are replacing. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 9.30 kg and B01 hold-down.

Will it fit your current battery tray?

It has external dimensions of 187 × 127 × 220 mm and weighs 9.30 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 B01 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.

Fulmen: the maker behind the FA406

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. All the Fulmen batteries in our catalogue are genuine product, recently manufactured and covered by the manufacturer's warranty.

The Fulmen FA406: Formula Xtreme range and conventional lead-acid technology

Within the Fulmen catalogue, the Formula Xtreme series groups the references designed for this use. The FA406 is the 40 Ah model of that family, with the same performance as its siblings in other sizes.

The conventional lead-acid battery remains the most widespread technology thanks to its balance of capacity, cranking current and price. Well maintained and kept charged, it offers years of reliable service in vehicles without Start-Stop.

Usage and maintenance tips

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. On batteries with filler caps, check the electrolyte level and top up only with distilled water.

Manufacturer's warranty

The Fulmen FA406 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.

Shipping, delivery and returns

Same-day dispatch from our warehouse for in-stock orders placed before 6:00 pm: 24-48 working hours in mainland Spain and Portugal, 3 to 5 days in the islands and the rest of Europe. Returns are accepted for 14 days if the battery has not been used (free collection on the Iberian mainland). You will receive tracking by email.

  • Reference
    BCOM-FULMEN-FA406

Data sheet

  • Brand
    FULMEN
  • Reference
    FA406
  • Model
    FULMEN Formula Xtreme
  • Voltage (V)
    12
  • Length
    187 mm
  • Width
    127 mm
  • Height
    220 mm
  • Weight
    9.30 Kgs
  • Technology
    Lead-acid
  • EAN
    3661024047005
  • Terminal layout
    Positive terminal on the right
  • Hold-down
    B01
  • Cold cranking amps (EN)
    350A
  • Capacity (C20)
    40Ah (c20)
  • Case type
    B19

Specific References

  • EAN13
    3661024047005
  • MPN
    FA406

Download

Datasheet Fulmen FA406 (English)

PDF datasheet of the Fulmen FA406 battery – English

Download (171.39KB)

Codes and references Fulmen FA406

Brand Fulmen
Manufacturer range FULMEN Formula Xtreme
Manufacturer part number (MPN) FA406
EAN-13 barcode 3661024047005
Dimensions (length × width × height) 187 × 127 × 220 mm (187x127x220)

Fulmen FA406: best-selling equivalent or higher-spec batteries — alternatives with the same dimensions, Ah and CCA

The Fulmen FA406 is interchangeable with these equivalent references: TA406 (Tudor).

Product Specifications Technology Price
Fulmen FA406 Fulmen FA406 This battery 12V 40Ah 350A Lead-acid
Tudor TA406 Tudor TA406 Tudor equivalent 12V 40Ah 350A Lead-acid €73.50 +€73.50

Fulmen FA406 vs Tudor TA406

Tudor equivalent · +€73.50

It is the verified Tudor equivalent for the FA406 tray. Compared with the FA406 it has the same Ah and cranking power. It costs €73.50 more. Decide by price, brand preference and availability: both fit and crank the same.

FA406TA406
Capacity40 Ah40 Ah
Cold cranking (EN)350 A350 A
TechnologyLead-acidLead-acid
Dimensions (mm)187 × 127 × 220187 × 127 × 220
Positive terminalPositive terminal on the rightPositive terminal on the right
Price€73.50

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

Other 40Ah batteries: We stock 23 models of 40 Ah to compare by price, technology and cold cranking: see all 40Ah batteries. Same size (187 × 127 × 220 mm): batteries of 187 × 127 × 220 mm.

Recommended accessories — complement the Fulmen FA406 with a charger or tester

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

Frequently asked questions

How is the Fulmen FA406 battery installed in the vehicle?

Our blog guide covers it in detail; if the owner's handbook describes a different procedure, follow the manufacturer. Tool: a 10 mm spanner. Time: 15-30 minutes on almost every car, and up to double if the battery is not under the bonnet but in the boot or under a seat. What matters most is the terminal order: removing, negative (−) before positive (+); refitting, positive (+) before negative (−). In between, with the engine off and the key out, release the clamp and fit the new battery the same way round as the original, positive on the right (polarity).

How long does the Fulmen FA406 battery last?

As a guide, you can expect the Fulmen FA406 to last 4 to 6 years in regular car use without Start-Stop, although the real figure may be higher or lower. Many factors play a part: how it is used (lots of short trips, for example), temperature (cold makes every start harder and intense heat evaporates the electrolyte), the condition of the alternator and charging system, power drawn with the engine off and maintenance, as well as the type of car and whether it has Start-Stop.

What are the measurements of the FA406 model?

Before buying, measure the space in your car: one extra millimetre can stop the hold-down clamp from closing. The Fulmen FA406 takes up 187×127×220 mm (length, width and height, terminals included), with a B01 hold-down.

What polarity does the Fulmen FA406 battery have?

On the Fulmen FA406, the polarity is positive on the right. To check, stand the battery in front of you with the terminals nearest you: the positive (+) is the one with the red ring. Compare it with the battery you are replacing: if it does not match, cables must be lengthened or the system reconfigured, with a risk of short circuit.

Will the Fulmen FA406 battery fit my car?

For your own vehicle: type your number plate into the finder (DGT/DVLA/KBA identify model and engine), check the "Compatible vehicles" tab below, listing vehicles verified by our technical team, or message us on WhatsApp with make, model, engine and year; we reply during business hours (Mon–Fri 10:00–13:30 and 16:30–18:00 (Spanish time, CET)). The car manufacturer's specifications always take priority over our tables.

What are the equivalents of the FA406 model?

Interchangeable means the same dimensions, same polarity, same Ah and same CCA; for the FA406, 40 Ah (350 A cranking). Technology matters too: in Start-Stop cars, an EFB cannot be replaced with a conventional battery. The options at the same level are in the "Equivalents" section of this page.

Fulmen FA406 or Tudor TA406: which one to choose?

It is the verified Tudor equivalent for the FA406 tray. Compared with the FA406 it has the same Ah and cranking power. It costs €73.50 more. Decide by price, brand preference and availability: both fit and crank the same.


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