Fulmen FK131 · Auxiliary battery 12V 13Ah 200A
Reference: BOL-FULMEN-FK131 · EAN 3661024046459
The Fulmen FK131 is an auxiliary battery (AGM) with 12 V, 13 Ah and 200 A cold cranking current, measuring 150 × 90 × 145 mm, with the positive terminal on the left.
- Voltage
- 12V
- Capacity
- 13Ah
- Cold cranking amps (EN)
- 200A
- Technology
- AGM
- Dimensions (L × W × H)
- 150 × 90 × 145 mm
- Polarity
- Positive terminal on the left
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Who the Fulmen FK131 is for
The Fulmen FK131 is an auxiliary vehicle battery: it powers back-up functions such as Start-Stop, electric steering or the emergency system while the main battery starts the engine. Without it, Start-Stop or back-up warnings appear on the dashboard.
The FK131 belongs to the Fulmen FULMEN Start-Stop Auxiliary range. The full range of Fulmen batteries
Equivalents and alternatives to the Fulmen FK131
As the FK131 is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.
| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Exide EK131 | AGM | 13 Ah | 200 A | 150 × 90 × 145 |
| Tudor TK131 | AGM | 13 Ah | 200 A | 150 × 90 × 145 |
| Deta DK131 | AGM | 13 Ah | 200 A | 150 × 90 × 145 |
| Varta AUX14 | AGM | 13 Ah | 200 A | 150 × 87 × 146 |
| Kronobat AUX14 | AGM | 13 Ah | 200 A | 150 × 87 × 146 |
| Exide EK151 | AGM | 15 Ah | 200 A | 150 × 90 × 145 |
Fulmen FK131 vs FK151 and FK111: differences
Torn between the FK131 and another similar Fulmen? This is what changes:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulmen FK131 (this one) | 13 Ah | 200 A | 150 × 90 × 145 | left | 4.5 kg |
| Fulmen FK151 | 15 Ah | 200 A | 150 × 90 × 145 | left | 4.8 kg |
| Fulmen FK111 | 11 Ah | 150 A | 150 × 90 × 130 | left | 3.9 kg |
- Fulmen FK151: 2 Ah more, the same cranking power, the same dimensions.
- Fulmen FK111: 2 Ah less, 50 A less cranking power, a different case (150 × 90 × 130 mm).
AGM technology in the FK131
The FK131 is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the FK131 can be fitted in the boot or under a seat with no risk of spills.
What to look at before buying the FK131
- Length, width and height of the FK131: 150 × 90 × 145 mm.
- The FK131 has the positive terminal on the left: compare it with your current battery.
- Capacity of the FK131: 13 Ah; the same as your current battery or slightly more is fine.
- Cold cranking: 200 A (EN), equal to or higher than the original.
Fulmen FK131 codes and part numbers
Look for any of these FK131 codes on your current battery or in the manufacturer's catalogue:
| Commercial reference | FK131 |
|---|---|
| EAN | 3661024046459 |
| Terminal type | M04 |
| Not to be confused with | Fulmen FK111 (11 Ah, 150 A), Fulmen FK151 (15 Ah, 200 A) |
Frequently asked questions about the Fulmen FK131
Fulmen FK131 or FK151?
Compared with the FK131, the Fulmen FK151 has 2 Ah more. With the same cranking power (200 A), the FK131 and the FK151 differ in capacity: the one with more Ah supports more load with the engine off. Both measure 150 × 90 × 145 mm, so they fit the same tray.
How much does the Fulmen FK131 weigh?
The FK131 weighs 4.5 kg. For reference, the Fulmen FK151 (15 Ah) weighs 4.8 kg.
Which battery is equivalent to the Fulmen FK131?
Only other AGM batteries with its dimensions and polarity: Exide EK131, Tudor TK131 and Deta DK131. Neither an EFB nor a conventional battery replaces the FK131.
Which side is the positive terminal on the Fulmen FK131?
The FK131 has the positive terminal on the left, looking at the battery from its long side with the terminals closest to you.
Keep comparing: alternatives to the FK131
- All auxiliary batteries (back-up and in-vehicle service)
- The whole Fulmen range
- Exide EK131 · 13 Ah, 200 A, 150×90×145 mm
- Tudor TK131 · 13 Ah, 200 A, 150×90×145 mm
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