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Fulbat FT12A-BS Motorcycle MF · Battery 10.5Ah 175A AGM

Specifications

BrandFULBAT
Part numberFT12A-BS
Voltage (V)12V
Capacity (C20)10.50Ah
Capacity (C10)10Ah (c10)
Cold cranking amps (EN)175A
TechnologyAGM
Length150mm
Width88mm
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Fulbat FT12A-BS 12V 10,5Ah 175A is a sealed motorcycle battery ready to fit, with the JIS reference your mechanic recognises at a glance. Vibration-resistant, keeps voltage during the winter off-season and cranks first time when you take it out for a ride.

Why this motorcycle battery?

  • Same JIS referenceas your bike's original — fits first time
  • Sealed and ready to useno acid handling, no refills
  • Survives winter storageholds charge through long off-season
Voltage
12 V
Capacity
10,5 Ah C20
Cold cranking
175 A EN-1
Dimensions
150×88×105 mm
Technology
AGM
Polarity
Positive on the left

Where it fits: the Fulbat FT12A-BS is one of our motorcycle batteries, belongs to our Fulbat batteries and by capacity it sits among our 10Ah batteries.

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Motorcycle battery Fulbat FT12A-BS 10.5Ah 175A 12V

12VVoltage
10.5AhCapacity
175ACold cranking

The Fulbat FT12A-BS is a motorcycle battery with 10.5 Ah and 175 A of cold cranking current (EN), designed for motorcycles, scooters, quads and personal watercraft. Its 150 × 88 × 105 mm and the positive terminal on the left make it the exact replacement for the 10.5 Ah battery fitted as standard to many motorcycles.

In short: the Fulbat FT12A-BS (10 Ah, 175 A, 150 × 88 × 105 mm, positive left). Verified equivalent alternatives: Varta TTZ14S-BS and Varta YT12A-BS.

  • Compact and lightweight format.
  • Holds its charge through winter storage.
  • Sealed and ready to fit, no acid handling.
  • AGM: faster recharging and better cycle resistance than a conventional battery.

Will it fit your current battery tray?

In terms of format, the Fulbat FT12A-BS measures 150 × 88 × 105 mm (length × width × height). The positive terminal on the left decides which side the cables end up on: it is the detail that causes most buying mistakes, so check it before ordering. 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.

What the Fulbat FT12A-BS is for

With 10.5 Ah, the Fulbat FT12A-BS covers the starting of motorcycles, scooters, quads and personal watercraft. The JIS code on your current battery label is the safest way to confirm equivalence.

Technology inside the Fulbat FT12A-BS

Fulbat builds the FT12A-BS to the same standards as the rest of its catalogue; what changes between references is capacity, format and terminal position.

AGM means the acid is held in a glass mat instead of floating free. That is why the battery can be installed in the cabin without gases, survives more cycles and recovers its charge quickly.

What Fulbat does differently

Fulbat has manufactured in France since 1978 and specialises in motorcycles and light vehicles. Its catalogue is short and clear, covers almost the whole fleet and works only with sealed, leak-free batteries. At baterias.com we work directly with the manufacturer or its official distributor: real stock, brand-new product and official warranty.

Warranty and coverage

The Fulbat FT12A-BS comes with the manufacturer's official warranty. The warranty does not cover discharge through prolonged inactivity: if the bike stands for months, use a trickle charger.

How to make it last longer

Charge with a charger that has an AGM mode: it limits the voltage and protects the glass-fibre separators. If the bike spends the winter standing, connect a trickle charger: deep discharge through inactivity is the first cause of premature failure.

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-FULBAT-FT12A-BS

Data sheet

  • Brand
    FULBAT
  • Model
    FULBAT Motorcycle MF
  • Voltage (V)
    12V
  • Length
    150mm
  • Width
    88mm
  • Height
    105mm
  • Technology
    AGM
  • Terminal layout
    Positive left
  • Cold cranking amps (EN)
    175A
  • Capacity (C20)
    10.50Ah
  • Capacity (C10)
    10Ah (c10)

Specific References

  • MPN
    FT12A-BS

Download

Datasheet Fulbat FT12A-BS

PDF datasheet of the Fulbat FT12A-BS battery

Download (378.38KB)

Fulbat FT12A-BS: best-selling equivalent or higher-spec batteries — alternatives with the same dimensions, Ah and CCA

The Fulbat FT12A-BS is interchangeable with these equivalent references: 511902023 (Varta), 511901014 (Varta), AGM12-11 (Exide), ETZ14-BS (Exide).

Product Specifications Technology Price
Fulbat FT12A-BS Fulbat FT12A-BS This battery 12V 10.5Ah 175A AGM
Varta YT12A-BS Varta YT12A-BS Varta equivalent ★ 5,0 12V 11Ah 160A AGM €43.20 +€43.20

Fulbat FT12A-BS vs Varta YT12A-BS

Varta equivalent · +€43.20

Same case and same fitting as the FT12A-BS, from Varta. Compared with the FT12A-BS it has 1 Ah more and 15 A of cold cranking less. It costs €43.20 more. If you want to save or the FT12A-BS is out of stock, it is the safe alternative: same dimensions, same polarity and official warranty.

FT12A-BSYT12A-BS
Capacity10 Ah11 Ah
Cold cranking (EN)175 A160 A
TechnologyAGMAGM
Dimensions (mm)150 × 88 × 105150 × 88 × 105
Positive terminalPositive leftPositive terminal on the left
Price€43.20
Varta TTZ14S-BS Varta TTZ14S-BS Varta equivalent ★ 5,0 12V 11Ah 230A AGM €47.30 +€47.30

Fulbat FT12A-BS vs Varta TTZ14S-BS

Varta equivalent · +€47.30

Same case and same fitting as the FT12A-BS, from Varta. Compared with the FT12A-BS it has 1 Ah more and 55 A of cold cranking more. It costs €47.30 more. If you want to save or the FT12A-BS is out of stock, it is the safe alternative: same dimensions, same polarity and official warranty.

FT12A-BSTTZ14S-BS
Capacity10 Ah11 Ah
Cold cranking (EN)175 A230 A
TechnologyAGMAGM
Dimensions (mm)150 × 88 × 105150 × 87 × 110
Positive terminalPositive leftPositive terminal on the left
Price€47.30
Exide ETZ14-BS Exide ETZ14-BS Exide equivalent 12V 11Ah 205A AGM €43.30 +€43.30

Fulbat FT12A-BS vs Exide ETZ14-BS

Exide equivalent · +€43.30

The Exide alternative that fits where the FT12A-BS goes, with the same polarity. Compared with the FT12A-BS it has 1 Ah more and 30 A of cold cranking more. It costs €43.30 more. A straight swap with nothing to adapt; the difference is the price and the brand you prefer.

FT12A-BSETZ14-BS
Capacity10 Ah11 Ah
Cold cranking (EN)175 A205 A
TechnologyAGMAGM
Dimensions (mm)150 × 88 × 105150 × 90 × 110
Positive terminalPositive leftPositive terminal on the left
Price€43.30
Exide AGM12-11 Exide AGM12-11 Exide equivalent 12V 11Ah 205A AGM €63.70 +€63.70

Fulbat FT12A-BS vs Exide AGM12-11

Exide equivalent · +€63.70

Same case and same fitting as the FT12A-BS, from Exide. Compared with the FT12A-BS it has 1 Ah more and 30 A of cold cranking more. It costs €63.70 more. If you want to save or the FT12A-BS is out of stock, it is the safe alternative: same dimensions, same polarity and official warranty.

FT12A-BSAGM12-11
Capacity10 Ah11 Ah
Cold cranking (EN)175 A205 A
TechnologyAGMAGM
Dimensions (mm)150 × 88 × 105150 × 90 × 110
Positive terminalPositive leftPositive terminal on the left
Price€63.70

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

Other 10Ah batteries: We stock 16 models of 10 Ah to compare by price, technology and cold cranking: see all 10Ah batteries. Same size (150 × 88 × 105 mm): batteries of 150 × 88 × 105 mm.

Recommended accessories — complement the Fulbat FT12A-BS with a charger or tester

Frequently asked questions

Is the FT12A-BS model AGM? What does this technology offer?

Yes. The FT12A-BS from Fulbat uses AGM (Absorbent Glass Mat) technology: a sealed lead-acid battery where the electrolyte is absorbed in a glass-fibre mat. It withstands more charge/discharge cycles than a conventional one, handles heat better and is the required technology for motorcycles with advanced Start-Stop and regenerative braking. Expected lifespan: 5-8 years under normal conditions.

How should this motorcycle battery be charged?

With a 12 V motorcycle charger delivering at most 10 % of its capacity: 1.1 A for its 10.5 Ah. High-current car chargers can damage it. If the bike is laid up for the winter, keep it on a maintenance charger.

Does it need maintenance?

No: being AGM, it is sealed and nothing needs topping up. Just keep it charged if the bike stands for a long time.

How many years does this battery last?

Expected lifespan of the Fulbat FT12A-BS is 4 to 6 years, keeping it charged when the bike is not in use. 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 measurements of the FT12A-BS model?

Dimensions (length × width × height) are 150×88×105 mm — also written as 150x88x105 mm — following the European DIN standard. Always measure the space in your motorcycle before buying: even one extra millimetre can prevent the hold-down clamp from closing. The height shown includes the terminals.

What polarity does the Fulbat FT12A-BS battery have?

Polarity: positive on the left. 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.

Is the FT12A-BS valid for my vehicle?

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 16:30–18:00 (Spanish time, CET)). The FT12A-BS typically fits a wide range of European vehicles thanks to its standard DIN case format.

Which batteries are equivalent to the Fulbat FT12A-BS?

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 motorcycles. See the "Equivalents" section to view recommended options at the same performance level.


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