Exide ET12A-BS YT12A-BS · Motorcycle battery 10Ah 130A AGM
Specifications
| Brand | EXIDE |
|---|---|
| Part number | ET12A-BS |
| Voltage (V) | 12 |
| Capacity (C20) | 10Ah (c20) |
| Cold cranking amps (EN) | 130A |
| Technology | AGM |
| Length | 150 mm |
| Width | 90 mm |
| Height | 105 mm |
Exide ET12A-BS 12V 10Ah 130A is a motorcycle starter battery with standard JIS code (the one on your bike's original label). Ready to use, sealed and vibration-resistant. Fits any model that takes the same JIS reference — the code your mechanic recognises at a glance.
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
Where it fits: the Exide ET12A-BS is one of our motorcycle batteries, belongs to our Exide batteries and by capacity it sits among our 10Ah batteries.
The Exide ET12A-BS in practice
Which cars do our customers fit it to?
Mostly to Ktm Adventure (1 orders with the vehicle identified). That those models use it does not guarantee it fits yours: check the plate, as tray and polarity vary by version.

Motorcycle battery Exide ET12A-BS Moto AGM 10Ah 130A 12V
With 10 Ah at 12 V and 130 A of cold cranking current (EN), the Exide ET12A-BS with AGM technology replaces the original battery of motorcycles, scooters, quads and personal watercraft. Its 150 × 90 × 105 mm and the positive terminal on the left make it the exact replacement for the 10 Ah battery fitted as standard to many motorcycles.
- Sealed and ready to fit, no acid handling.
- AGM: faster recharging and better cycle resistance than a conventional battery.
- Compact and lightweight format.
- Holds its charge through winter storage.
What the Exide ET12A-BS is for
The Exide ET12A-BS is a common replacement in motorcycles, scooters, quads and personal watercraft. If your bike spends the winter standing, a trickle charger stops it reaching spring flat. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 3.40 kg, M04 terminals and B0 hold-down.
The Exide ET12A-BS: Moto AGM range and AGM technology
Within the Exide catalogue, the Moto AGM series groups the references designed for this use. The ET12A-BS is the 10 Ah model of that family, with the same performance as its siblings in other sizes.
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.
Size, terminals and hold-down of the Exide ET12A-BS
The Exide ET12A-BS is made in the 150 × 90 × 105 mm format and weighs 3.40 kg. 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. It uses a B0 hold-down and M04 terminals, 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.
Exide: the maker behind the ET12A-BS
Exide is one of the world's largest battery manufacturers and an original-equipment supplier to many car makers. Its European plants produce starter, industrial and leisure batteries under original-equipment quality controls. We guarantee that every Exide arrives new, charged and with the manufacturer's full warranty.
Care and maintenance
Charge with a charger that has an AGM mode: it limits the voltage and protects the glass-fibre separators. Check the resting voltage before the season (above 12.6 V on a charged battery) and make sure the terminals are clean and tight.
Official warranty
The Exide ET12A-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.
Delivery times and returns
Order before 6:00 pm with stock available and it leaves today: mainland Spain and Portugal receive it in 24-48 working hours, the islands and the rest of the EU in 3 to 5 days. You have 14 days to return it if it has not been installed, with free collection on the mainland, and shipment tracking by email.
Data sheet
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BrandEXIDE
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ReferenceET12A-BS
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ModelEXIDE MOTO AGM 12V
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Voltage (V)12
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Length150 mm
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Width90 mm
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Height105 mm
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Weight3.40 Kgs
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TechnologyAGM
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EAN3661024033848
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Terminal layoutPositive terminal on the left
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Terminal typeM04
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JISYT12A-BS
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Hold-downB0
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Cold cranking amps (EN)130A
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Capacity (C20)10Ah (c20)
Specific References
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EAN133661024033848
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MPNET12A-BS
Codes and references Exide ET12A-BS
| Brand | Exide · see all Exide batteries |
|---|---|
| Manufacturer range | EXIDE MOTO AGM 12V |
| Manufacturer part number (MPN) | ET12A-BS |
| Also known as | ET12ABS · ET12A BS |
| EAN-13 barcode | 3661024033848 |
| Dimensions (length × width × height) | 150 × 90 × 105 mm (150x90x105) |
Exide ET12A-BS: best-selling equivalent or higher-spec batteries
The Exide ET12A-BS is interchangeable with these equivalent references: 508012008 (Varta).
| Product | Specifications | Technology | Price | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Exide
ET12A-BS
This battery
|
12V 10Ah 130A | AGM | 34,70 € | |||||||||||||||||||||
Varta
YTX9-BS
Varta equivalent
|
12V 8Ah 135A | AGM | 30,20 € −4,50 € | |||||||||||||||||||||
| ||||||||||||||||||||||||
| ET12A-BS | YTX9-BS | |
|---|---|---|
| Capacity | 10 Ah | 8 Ah |
| Cold cranking (EN) | 130 A | 135 A |
| Technology | AGM | AGM |
| Dimensions (mm) | 150 × 90 × 105 | 152 × 88 × 106 |
| Positive terminal | Positive terminal on the left | Positive terminal on the left |
| Price | 34,70 € | 30,20 € |
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 × 90 × 105 mm): batteries of 150 × 90 × 105 mm.
Recommended accessories
Frequently asked questions
Is the Exide YT12A-BS an AGM battery and what are the benefits of AGM?
Yes. The Exide YT12A-BS is AGM (Absorbent Glass Mat): sealed lead-acid, with the electrolyte absorbed in glass fibre. Its advantages: more charge/discharge cycles than a conventional battery and better heat tolerance.
How should this motorcycle battery be charged?
With a 12 V motorcycle charger delivering at most 10 % of its capacity: 1 A for its 10 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.
What is the service life of the YT12A-BS model?
As a rough estimate, the Exide YT12A-BS typically lasts 4 to 6 years, keeping it charged when the bike is not in use; it is a guide figure, not a guaranteed period. Actual lifespan varies with climate (cold starts, heat evaporating the electrolyte), with usage and short journeys, with the condition of the alternator and charging system, with power draw while parked and with maintenance.
What size is this battery?
Check the room available in your motorcycle, because a single millimetre too much can stop the clamp from closing. Its dimensions are 150×90×105 mm, also written 150x90x105 mm; the height already includes the terminals.
On which side is the positive of the YT12A-BS model?
Polarity of the Exide YT12A-BS: positive on the left. Seen from the front, terminals towards you, the positive (+) is the post with the red ring. A change of polarity from the original means longer cables or a reconfigured system and can cause a short circuit: check it before ordering.
Is the YT12A-BS valid for my vehicle?
The quickest way is to enter your number plate in the finder: DGT/DVLA/KBA detect model and engine. You can also look at the "Compatible vehicles" tab, verified by our technical team, or send us make, model, engine and year on WhatsApp; we answer during business hours (Mon–Fri 10:00–13:30 and 16:30–18:00 (Spanish time, CET)). Always cross-check with what the motorcycle manufacturer states in the owner's handbook.
Which batteries are equivalent to the Exide YT12A-BS?
The options at the same level are in the "Equivalents" section of this page. A direct equivalent needs what this YT12A-BS offers: 150×90×105 mm, positive on the left, the same Ah and CCA and AGM technology.
Exide ET12A-BS or Varta YTX9-BS: which one to choose?
Same case and same fitting as the ET12A-BS, from Varta. Compared with the ET12A-BS it has 2 Ah less and 5 A of cold cranking more. It costs 4,50 € less. If you want to save or the ET12A-BS is out of stock, it is the safe alternative: same dimensions, same polarity and official warranty.
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