Fulmen
Fulmen FB852 · Car battery 12V 85Ah 760A
Reference: BOL-FULMEN-FB852 · EAN 3661024044660
The Fulmen FB852 is a car battery with 12 V, 85 Ah and 760 A cold cranking current, case size LB5 (353 × 175 × 175 mm), with the positive terminal on the right.
Fulmen FB852 · Car battery 12V 85Ah 760A images
- Voltage
- 12V
- Capacity
- 85Ah
- Cold cranking amps (EN)
- 760A
- Technology
- Lead-acid
- Dimensions (L × W × H)
- 353 × 175 × 175 mm
- Polarity
- Positive terminal on the right
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14 days to return your order
If it does not fit, you have 14 days from delivery to return it unused.
Does it fit your vehicle? Check by number plate or VIN
Enter your number plate or chassis number (VIN): we check whether this battery is compatible with your vehicle.
Where the Fulmen FB852 fits
The Fulmen FB852 is a starter battery for cars without Start-Stop: it delivers the current the starter motor needs and then powers lights, control units and audio with the engine off. Its job is to start the engine in the cold with margin to spare and keep the car's electronics powered.
At 85 Ah it moves into large diesels, SUVs, vans and cars with heavy electrical equipment. The FB852 belongs to the Fulmen FULMEN Formula range. More Fulmen batteries
Fulmen FB852 vs FB950 and FC900
Torn between the FB852 and another similar Fulmen? This is what changes:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulmen FB852 (this one) | 85 Ah | 760 A | 353 × 175 × 175 | right | 19.4 kg |
| Fulmen FB950 | 95 Ah | 800 A | 353 × 175 × 190 | right | 21.6 kg |
| Fulmen FC900 | 90 Ah | 720 A | 353 × 175 × 190 | right | 20.2 kg |
- Fulmen FB950: 10 Ah more, 40 A more cranking power, a different case (353 × 175 × 190 mm).
- Fulmen FC900: 5 Ah more, 40 A less cranking power, a different case (353 × 175 × 190 mm).
Fulmen FB852 codes and part numbers
The FB852 is listed under these codes on labels, in garages and in catalogues:
| Commercial reference | FB852 |
|---|---|
| EAN | 3661024044660 |
| Case size (EN) | LB5 |
| Not to be confused with | Fulmen FA852 (85 Ah, 800 A), Fulmen FB802 (80 Ah, 700 A) |
Equivalents and alternatives to the Fulmen FB852
Same dimensions and polarity as the FB852, with similar capacity and cranking power; as a conventional battery, the FB852 can also be replaced by an EFB or AGM of the same size if you want more cycles.
| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Exide EB852 | Lead-acid | 85 Ah | 760 A | 353 × 175 × 175 |
| Tudor TB852 | Lead-acid | 85 Ah | 760 A | 353 × 175 × 175 |
| Deta DB852 | Lead-acid | 85 Ah | 760 A | 353 × 175 × 175 |
| Varta F5 | Lead-acid | 88 Ah | 740 A | 353 × 175 × 175 |
| Kronobat SD-88.0B | Lead-acid | 88 Ah | 740 A | 353 × 175 × 175 |
What to look at before buying the FB852
- Measure the space: the FB852 takes up 353 × 175 × 175 mm (European case size LB5).
- Polarity of the FB852: positive terminal on the right (if yours has it on the other side, the cables will not reach).
- Your current battery should say about 85 Ah; a little more is also fine.
- Cold cranking: 760 A (EN), equal to or higher than the original.
- If your car has Start-Stop, the FB852 is not the right one: it needs an EFB or an AGM.
What it means that the FB852 is lead-acid
The FB852 is a conventional lead-acid battery, with plates immersed in liquid electrolyte. Avoid leaving them discharged, as they sulphate, and charge them with a charger that cuts off or switches to maintenance when finished.
Frequently asked questions about the Fulmen FB852
Fulmen FB852 or FB950?
Compared with the FB852, the Fulmen FB950 has 10 Ah more and 40 A more cranking power. If your current battery says 800 A or more, choose the FB950; if it says 760 A or less, the FB852 is enough. Mind the space: the FB950 measures 353 × 175 × 190 mm.
Can the Fulmen FB852 be used in a car with Start-Stop?
No. The FB852 is a lead-acid battery for cars without automatic engine stop; Start-Stop needs an EFB or an AGM.
How much does the Fulmen FB852 weigh?
The FB852 weighs 19.4 kg. For reference, the Fulmen FB950 (95 Ah) weighs 21.6 kg.
Which battery is equivalent to the Fulmen FB852?
With the same dimensions, polarity and similar capacity you have the Exide EB852, Tudor TB852 and Deta DB852. As the FB852 is a conventional battery, an EFB or AGM of the same size also works.
What case size is the Fulmen FB852?
Case size LB5: 353 × 175 × 175 mm. The FB852 fits any standard LB5 battery tray such as the Exide EB852.
Which side is the positive terminal on the Fulmen FB852?
The FB852 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.
How long does a car battery like the Fulmen FB852 last?
Between 4 and 6 years in normal use. Very short trips, extreme heat and leaving the car parked for weeks without starting it shorten its life.
Keep comparing: alternatives to the FB852
- All car batteries
- Full Fulmen catalogue
- Exide EB852 · 85 Ah, 760 A, 353×175×175 mm
- Tudor TB852 · 85 Ah, 760 A, 353×175×175 mm
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