Fulbat
Fulbat SLA12-20 · Lawn mower battery 12V 21.1Ah 180A
Reference: BOL-FULBAT-SLA12-20
The Fulbat SLA12-20 is a lawn mower battery with 12 V, 21.1 Ah and 180 A cold cranking current, measuring 182 × 77 × 168 mm, with the positive terminal on the right.
Fulbat SLA12-20 · Lawn mower battery 12V 21.1Ah 180A images
- Voltage
- 12V
- Capacity
- 21.1Ah
- Cold cranking amps (EN)
- 180A
- Technology
- AGM
- Dimensions (L × W × H)
- 182 × 77 × 168 mm
- Polarity
- Positive terminal on the right
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14 days to return your order
If it does not fit, you have 14 days from delivery to return it unused.
Where the Fulbat SLA12-20 fits
The Fulbat SLA12-20 starts ride-on mowers and garden tractors. Check polarity and terminal type: garden machinery uses several formats.
The SLA12-20 belongs to the Fulbat FULBAT Lawn & Garden SLA range. See all Fulbat batteries
Inside the SLA12-20: AGM technology
Inside, the SLA12-20 has glass fibre separators (AGM) that hold the electrolyte. The SLA12-20 needs a charger with an AGM mode that does not exceed 14.7 V.
Fulbat SLA12-20 vs SLA12-22 and SLA12-18: which one to choose?
Torn between the SLA12-20 and another similar Fulbat? This is what changes:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulbat SLA12-20 (this one) | 21.1 Ah | 180 A | 182 × 77 × 168 | right | 5.3 kg |
| Fulbat SLA12-22 | 23.1 Ah | 210 A | 182 × 77 × 168 | right | 6.3 kg |
| Fulbat SLA12-18 | 18.9 Ah | 150 A | 182 × 77 × 168 | right | 4.95 kg |
- Fulbat SLA12-22: 2 Ah more, 30 A more cranking power, the same dimensions.
- Fulbat SLA12-18: 2.20 Ah less, 30 A less cranking power, the same dimensions.
Equivalents and alternatives to the Fulbat SLA12-20
As the SLA12-20 is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.
| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Fulbat SLA12-22 | AGM | 23.1 Ah | 210 A | 182 × 77 × 168 |
Fulbat SLA12-20 codes and part numbers
This is how the Fulbat SLA12-20 appears on the label and in parts catalogues:
| Commercial reference | SLA12-20 |
|---|---|
| Not to be confused with | Fulbat SLA12-22 (23.1 Ah, 210 A) |
Check this before ordering the Fulbat SLA12-20
- The SLA12-20 delivers 180 A cold cranking (EN standard); do not go below what your original battery states.
- Your current battery should say about 21.1 Ah; a little more is also fine.
- The SLA12-20 has the positive terminal on the right: compare it with your current battery.
- Length, width and height of the SLA12-20: 182 × 77 × 168 mm.
Frequently asked questions about the Fulbat SLA12-20
Fulbat SLA12-20 or SLA12-22?
Compared with the SLA12-20, the Fulbat SLA12-22 has 2 Ah more and 30 A more cranking power. If your current battery says 210 A or more, choose the SLA12-22; if it says 180 A or less, the SLA12-20 is enough. Both measure 182 × 77 × 168 mm, so they fit the same tray.
How much does the Fulbat SLA12-20 weigh?
The SLA12-20 weighs 5.3 kg. For reference, the Fulbat SLA12-22 (23.1 Ah) weighs 6.3 kg.
Which battery is equivalent to the Fulbat SLA12-20?
Only other AGM batteries with its dimensions and polarity: Fulbat SLA12-22. Neither an EFB nor a conventional battery replaces the SLA12-20.
Which side is the positive terminal on the Fulbat SLA12-20?
The SLA12-20 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.
More batteries to compare with the SLA12-20
- Other lawn mower and garden machinery batteries
- Full Fulbat catalogue
- Fulbat SLA12-22 · 23.1 Ah, 210 A, 182×77×168 mm
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