Motobatt
Ref. BON-MOTOBATT-MB3U Motobatt MB3U motorbike battery replacement, rated 3.8Ah 12V 50A
- Nominal voltage
- 12V
- Capacity, 20-hour rate
- 3.8Ah (C10)
- Cold cranking current (EN)
- 50A
- Dimensions (mm)
- 98×56×110
- Battery technology
- AGM
VAT incl.Free shipping to mainland Spain
Shipping and lead times
- Mainland Spain1-2 working days · order before 17:00Free
- Express «14 horas»Next day before 16:00 · order before 17:30By weight
- Balearic Islands1-3 working daysBy weight
- Portugal3-4 working daysBy weight
- Europe: FR, IT, DE, BE, NL1-5 working daysBy weight
Canary Islands, Ceuta and Melilla: ask us.
Payment: Bank transferCash on delivery (+4 %, min. €4)
EU businesses with a VAT number: buy without VAT.
Summary: Need a battery for motorcycles and quads? Consider the Motobatt MB3U, rated 3.8Ah 12V 50A. Size and polarity decide most swaps, and both are listed on this page.
Motobatt MB3U data sheet
Motobatt MB3U in everyday use
A quad on a farm sits in the shed for days, then has to start first time on a cold morning. Tighten terminal bolts firmly but do not strip the small threads. Starter motors that turn slowly on cold mornings suggest low capacity.
Motobatt MB3U: what it is and who it suits
Riders often order the Motobatt MB3U the night before a planned weekend ride. A snug fit stops the battery rattling on rough roads. The Motobatt MB3U page sets out the details before any panel comes off.
3.8Ah suits engines with modest electrical demands.
Your questions answered
How many cold cranking amps does this battery give?
The rated cranking current is 50A to the EN standard. This is the key figure for cold weather starting.
Any tips for keeping a spare battery?
Yes, but all batteries self-discharge slowly. Check the voltage every few months and recharge if needed.
Five checks for a perfect fit
- ✓ Technology to match: AGM. Moving to a different chemistry may need settings changed in your system.
- ✓ Will it fit? The Motobatt MB3U measures 98 × 56 × 110 mm, so compare length first, then width, then height with the lid or bonnet closed.
- ✓ Capacity 3.8Ah: equal to or a little above your old label is ideal.
See also
Got the old battery's label in front of you? Compare it once more, then order online at baterias.online. Measuring the space before ordering avoids a battery that will not sit flat.
What AGM means for you
Picture a sponge holding the acid: that is roughly how an AGM cell works. Because nothing can spill, AGM batteries can live inside a cabin, a boot or under a seat. Charge an AGM battery on a programme made for AGM, not a generic setting.
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Brand
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ReferenceBON-MOTOBATT-MB3U
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MPNMB3U
Specifications
| Brand | Motobatt |
|---|---|
| Product line | MOTOBATT QUADFLEX |
| Used for | Motorcycles and quads |
| Battery technology | AGM |
| Nominal voltage | 12V |
| Capacity, 20-hour rate | 3.8Ah (C10) |
| Cold cranking current (EN) | 50A |
| Length | 98 mm |
| Width | 56 mm |
| Height | 110 mm |
| Weight | 1.34 kg |
Documents
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