Fulbat FTX20L-BS · Motorcycle battery 12V 18.9Ah 270A
Reference: BOL-FULBAT-FTX20L-BS
Fulbat FTX20L-BS: motorcycle battery (AGM) with 12 V, 18.9 Ah and 270 A cold cranking current, measuring 175 × 87 × 155 mm, with the positive terminal on the right. Need the positive terminal on the left? The same battery is the Fulbat FTX20-BS.
- Voltage
- 12V
- Capacity
- 18.9Ah
- Cold cranking amps (EN)
- 270A
- Technology
- AGM
- Dimensions (L × W × H)
- 175 × 87 × 155 mm
- Polarity
- Positive terminal on the right
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The Fulbat FTX20L-BS at a glance
The Fulbat FTX20L-BS is a motorcycle starter battery: compact, vibration-resistant and with just the right power to turn the starter motor and feed the electronics. With 18.9 Ah, the FTX20L-BS suits motorcycles and scooters that had a battery of that capacity.
At 18.9 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. The FTX20L-BS belongs to the Fulbat FULBAT Motorcycle MF range. The full range of Fulbat batteries
Fulbat FTX20L-BS codes and part numbers
Look for any of these FTX20L-BS codes on your current battery or in the manufacturer's catalogue:
| Commercial reference | FTX20L-BS |
|---|---|
| Not to be confused with | Fulbat FTX20-BS (18.9 Ah, 270 A, positive terminal on the left), Fulbat FTX20A-BS (18.9 Ah, 270 A, positive terminal on the left) |
Equivalents and alternatives to the Fulbat FTX20L-BS
As the FTX20L-BS 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) |
|---|---|---|---|---|
| Varta YTX20L-4 (FA) | AGM | 18 Ah | 270 A | 175 × 87 × 154 |
| Exide AGM12-19 | AGM | 18 Ah | 270 A | 175 × 90 × 155 |
| Exide ETX20HL-BS | AGM | 18 Ah | 270 A | 175 × 90 × 155 |
| Varta YTX20H-BS | AGM | 18 Ah | 320 A | 175 × 87 × 154 |
| Varta YTX20HL-BS | AGM | 18 Ah | 320 A | 175 × 87 × 154 |
| Motobatt MBTX20U | AGM | 21 Ah | 310 A | 175 × 87 × 155 |
Fulbat FTX20L-BS vs FTX24HL-BS, FTX20-BS and FTX14L-BS
What sets the FTX20L-BS apart from its neighbours in the Fulbat range:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulbat FTX20L-BS (this one) | 18.9 Ah | 270 A | 175 × 87 × 155 | right | 5.98 kg |
| Fulbat FTX24HL-BS | 22.1 Ah | 350 A | 205 × 87 × 162 | right | 7.34 kg |
| Fulbat FTX20-BS | 18.9 Ah | 270 A | 175 × 87 × 155 | left | 5.98 kg |
| Fulbat FTX14L-BS | 12.6 Ah | 200 A | 150 × 87 × 145 | right | 4.29 kg |
- Fulbat FTX24HL-BS: 3.20 Ah more, 80 A more cranking power, a different case (205 × 87 × 162 mm).
- Fulbat FTX20-BS: identical to the FTX20L-BS except for the positive terminal, which is on the other side (positive terminal on the left).
- Fulbat FTX14L-BS: 6.30 Ah less, 70 A less cranking power, a different case (150 × 87 × 145 mm).
What to look at before buying the FTX20L-BS
- The FTX20L-BS needs 175 × 87 × 155 mm of space: measure it with the hold-down clamp in place.
- With the terminals facing you, the positive terminal of the FTX20L-BS is on the right.
- With 18.9 Ah, the FTX20L-BS replaces an original battery of that capacity or slightly less.
- Cold cranking: 270 A (EN), equal to or higher than the original.
Frequently asked questions about the Fulbat FTX20L-BS
Fulbat FTX20L-BS or FTX24HL-BS?
Compared with the FTX20L-BS, the Fulbat FTX24HL-BS has 3.20 Ah more and 80 A more cranking power. If your current battery says 350 A or more, choose the FTX24HL-BS; if it says 270 A or less, the FTX20L-BS is enough. Mind the space: the FTX24HL-BS measures 205 × 87 × 162 mm.
What is the difference between the Fulbat FTX20L-BS and the FTX20-BS?
They are the same battery with the terminals swapped: positive terminal on the right on the FTX20L-BS, positive terminal on the left on the FTX20-BS. Look at your current battery with the terminals facing you and pick the one that matches.
How much does the Fulbat FTX20L-BS weigh?
The FTX20L-BS weighs 5.98 kg. For reference, the Fulbat FTX24HL-BS (22.1 Ah) weighs 7.34 kg.
Which battery is equivalent to the Fulbat FTX20L-BS?
Only other AGM batteries with its dimensions and polarity: Varta YTX20L-4 (FA), Exide AGM12-19 and Exide ETX20HL-BS. Neither an EFB nor a conventional battery replaces the FTX20L-BS.
Which charger does the Fulbat FTX20L-BS 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 FTX20L-BS: AGM technology
The FTX20L-BS is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the FTX20L-BS can be fitted in the boot or under a seat with no risk of spills.
Keep comparing: alternatives to the FTX20L-BS
- Other motorcycle batteries
- More Fulbat models
- Varta YTX20L-4 (FA) · 18 Ah, 270 A, 175×87×154 mm
- Exide AGM12-19 · 18 Ah, 270 A, 175×90×155 mm
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