Motobatt MB12U · Motorcycle battery 12V 15Ah 160A
Reference: BOL-MOTOBATT-MB12U
Motobatt MB12U: motorcycle battery (AGM) with 12 V, 15 Ah and 160 A cold cranking current, measuring 135 × 80 × 161 mm.
- Voltage
- 12V
- Capacity
- 15Ah
- Cold cranking amps (EN)
- 160A
- Technology
- AGM
- Dimensions (L × W × H)
- 135 × 80 × 161 mm
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If it does not fit, you have 14 days from delivery to return it unused.
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The Motobatt MB12U at a glance
The Motobatt MB12U is made for motorcycles, scooters and quads. It is worth keeping the MB12U on a maintenance charger if the bike is laid up over winter.
At 15 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. The MB12U belongs to the Motobatt MOTOBATT QUADFLEX range. More Motobatt batteries
Motobatt MB12U codes and part numbers
Shops, garages and catalogues identify the MB12U with these codes:
| Commercial reference | MB12U |
|---|---|
| Not to be confused with | Motobatt MB10U (14.5 Ah, 175 A), Motobatt MB16U (20 Ah, 240 A), Motobatt MB18U (22.5 Ah, 280 A) |
Equivalents and alternatives to the Motobatt MB12U
No other reference in the catalogue fully matches the dimensions and polarity of the MB12U; you will find the closest ones among our motorcycle batteries.
Motobatt MB12U vs MBTX14AU and MB10U
What sets the MB12U apart from its neighbours in the Motobatt range:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Motobatt MB12U (this one) | 15 Ah | 160 A | 135 × 80 × 161 | 4.4 kg |
| Motobatt MBTX14AU | 16.5 Ah | 210 A | 135 × 90 × 168 | 5.4 kg |
| Motobatt MB10U | 14.5 Ah | 175 A | 135 × 90 × 146 | 4.3 kg |
- Motobatt MBTX14AU: 1.5 Ah more, 50 A more cranking power, a different case (135 × 90 × 168 mm).
- Motobatt MB10U: 0.5 Ah less, 15 A more cranking power, a different case (135 × 90 × 146 mm).
What to look at before buying the MB12U
- The MB12U delivers 160 A cold cranking (EN standard); do not go below what your original battery states.
- Capacity of the MB12U: 15 Ah; the same as your current battery or slightly more is fine.
- The MB12U needs 135 × 80 × 161 mm of space: measure it with the hold-down clamp in place.
Frequently asked questions about the Motobatt MB12U
Motobatt MB12U or MBTX14AU?
Compared with the MB12U, the Motobatt MBTX14AU has 1.5 Ah more and 50 A more cranking power. If your current battery says 210 A or more, choose the MBTX14AU; if it says 160 A or less, the MB12U is enough. Mind the space: the MBTX14AU measures 135 × 90 × 168 mm.
How much does the Motobatt MB12U weigh?
The MB12U weighs 4.4 kg. For reference, the Motobatt MBTX14AU (16.5 Ah) weighs 5.4 kg.
Which charger does the Motobatt MB12U need?
A charger with an AGM mode that limits voltage to about 14.4-14.7 V. Never an old unregulated charger: overcharging dries out an AGM beyond repair.
Inside the MB12U: AGM technology
Inside, the MB12U has glass fibre separators (AGM) that hold the electrolyte. It is fitted in cars with advanced Start-Stop and in deep-cycle equipment.
Other options if you are unsure about the MB12U
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