12VVoltage
21AhCapacity (C10)
330ACold cranking amps
Quick answer: Put simply: Varta 521909033, rated 21Ah 12V 330A, sold for motorcycles and quads. Before anything else, measure the space: the case comes to 205 × 87 × 162 mm.
Using it day to day: practical tips
A quad on a farm sits in the shed for days, then has to start first time on a cold morning. Tension the strap properly so the battery cannot move on rough roads. A cracked case from a fall means immediate replacement.
Specifications table
BrandVarta
Reference521909033
RangeVARTA PowerSports AGM Active
Applicationmotorcycles and quads
Voltage12V
Capacity (C10)21Ah
Cold cranking amps330A
Battery technologyAGM
Outer measurements205 × 87 × 162 mm
Weight7 kg
Terminal polaritypositive on the right-hand side
ConnectorsY11
EAN4016987169629
Care tips for AGM batteries
Many glass-mat designs tolerate sideways mounting, as long as the maker says so. AGM suits motorcycles and quads where a maintenance-free battery makes life easier. Over winter, a smart unit set to its AGM programme keeps a glass-mat battery healthy with no effort.
Other options with identical dimensions
Cannot find the Varta 521909033 you want? These share the same size and terminal layout.
Fulbat FTX24HL-BSFulbat FTX24HL-BS / F50-N18L-A/A2/A3 GEL
Your questions answered
Can a battery be stored before use?
Yes, but all batteries self-discharge slowly. Check the voltage every few months and recharge if needed.
Dimensions and weight of this model?
The case measures 205 × 87 × 162 mm and the battery weighs 7 kg. Check both against your tray and the hold-down before ordering, and lift it with care.
How much capacity and starting power does the Varta 521909033 offer?
It stores 21Ah and delivers 330A of cold cranking current under the EN test. Choose a battery that matches or slightly exceeds the figures of the original.
About the Varta 521909033
Sized for the tight battery boxes of motorcycles and quads: that is the Varta 521909033. With 330A for starting, a cold engine gets a fair spin. Comparing batteries online is easier with the old battery on the workbench next to you.
With 21Ah, it outlasts most batteries for motorcycles and quads on a single charge.
Explore more
Prefer to compare first? The links below lead to other options for motorcycles and quads on baterias.online. If the terminal side or size differ, browse the alternatives before ordering.
Check before ordering
- ✓ Cranking power on cold mornings: 330A. Big engines in harsh winters call for a generous figure.
- ✓ Photograph your old terminals and compare with Y11.
- ✓ Built with AGM technology: if your vehicle or system was set up for another chemistry, check the charging settings first.
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