Varta
Varta YTX20L-BS · Motorcycle battery 12V 18Ah 250A
Reference: BOL-VARTA-518901025 · EAN 4016987169520
The Varta YTX20L-BS (ETN 518 901 025, also written 518901025) is a motorcycle battery (AGM) with 12 V, 18 Ah and 250 A cold cranking current, measuring 177 × 88 × 156 mm, with the positive terminal on the right. If yours has the positive terminal on the left, you need the Varta YTX20-BS.
Varta YTX20L-BS · Motorcycle battery 12V 18Ah 250A images
- Voltage
- 12V
- Capacity
- 18Ah
- Cold cranking amps (EN)
- 250A
- Technology
- AGM
- Dimensions (L × W × H)
- 177 × 88 × 156 mm
- Polarity
- Positive terminal on the right
Price:
€52.34
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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.
Does it fit your vehicle? Check by number plate or VIN
Enter your number plate or chassis number (VIN): we check whether this battery is compatible with your vehicle.
Who the Varta YTX20L-BS is for
The Varta YTX20L-BS is made for motorcycles, scooters and quads. It is worth keeping the YTX20L-BS on a maintenance charger if the bike is laid up over winter.
At 18 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. In the Varta catalogue, the YTX20L-BS belongs to the Powersports AGM line. More Varta batteries
Part numbers and codes for the Varta YTX20L-BS
This is how the Varta YTX20L-BS appears on the label and in parts catalogues:
| Commercial reference | YTX20L-BS |
|---|---|
| ETN code | 518901025 (also 518 901 025) |
| Manufacturer short code | TX20L-4/TX20L-BS |
| EAN | 4016987169520 |
| Case size according to Varta | TX20L-BS (TX20L-4) |
| Base hold-down | B00 |
| Terminal type | Y4 |
| Also known as | Varta 518901025 · Varta 518 901 025 · Varta TX20L-4 · Varta TX20L-BS |
| Not to be confused with | Varta YTX20-BS (18 Ah, 250 A, positive terminal on the left), Varta YTX20H-BS (18 Ah, 320 A), Varta YTX20HL-BS (18 Ah, 320 A) |
Equivalents and alternatives to the Varta YTX20L-BS
Other AGM batteries that fit the YTX20L-BS's tray with the same polarity: an AGM can only be replaced by another AGM.
| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Exide AGM12-19 | AGM | 18 Ah | 270 A | 175 × 90 × 155 |
| Exide ETX20HL-BS | AGM | 18 Ah | 270 A | 175 × 90 × 155 |
| Fulbat FTX20L-BS | AGM | 18.9 Ah | 270 A | 175 × 87 × 155 |
| Varta YTX20L-4 (FA) | AGM | 18 Ah | 270 A | 175 × 87 × 154 |
Varta YTX20L-BS vs TX20HL (FA), YTX20-BS and YTX20H-BS: which one to choose?
Torn between the YTX20L-BS and another similar Varta? This is what changes:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Varta YTX20L-BS (this one) | 18 Ah | 250 A | 177 × 88 × 156 | right | 5.96 kg |
| Varta TX20HL (FA) | 18 Ah | 310 A | 176 × 89 × 154 | right | 6.55 kg |
| Varta YTX20-BS | 18 Ah | 250 A | 177 × 88 × 156 | left | 5.96 kg |
| Varta YTX20H-BS | 18 Ah | 320 A | 175 × 87 × 154 | right | 6.31 kg |
- Varta TX20HL (FA): the same capacity, 60 A more cranking power, the same dimensions.
- The Varta YTX20-BS is the same battery with the positive terminal on the other side: choose it if your current battery has the positive terminal on the left.
- Varta YTX20H-BS: the same capacity, 70 A more cranking power, the same dimensions.
Check this before ordering the Varta YTX20L-BS
- Check the EN amps on your battery: if it says 250 A or less, the YTX20L-BS covers your engine.
- Capacity of the YTX20L-BS: 18 Ah; the same as your current battery or slightly more is fine.
- With the terminals facing you, the positive terminal of the YTX20L-BS is on the right.
- Measure the space: the YTX20L-BS takes up 177 × 88 × 156 mm.
Frequently asked questions about the Varta YTX20L-BS
YTX20L-BS or TX20HL (FA): which one suits me?
Compared with the YTX20L-BS, the Varta TX20HL (FA) has 60 A more cranking power. If your current battery says 310 A or more, choose the TX20HL (FA); if it says 250 A or less, the YTX20L-BS is enough. Both measure 177 × 88 × 156 mm, so they fit the same tray.
Varta YTX20L-BS or YTX20-BS: what is the difference?
Only the polarity: the YTX20L-BS has the positive terminal on the right and the YTX20-BS the positive terminal on the left. Capacity (18 Ah), cranking power and dimensions are identical. That is why their ETNs only differ in the middle group: 518 901 025 for the YTX20L-BS and 518 902 025 for the YTX20-BS.
Is the Varta 518901025 the same battery as the Varta YTX20L-BS?
Yes. 518901025 is the ETN code Varta uses for its YTX20L-BS battery, so you can search for it by either code.
How much does the Varta YTX20L-BS weigh?
5.96 kg, with 18 Ah of capacity. For reference, the Varta TX20HL (FA) (18 Ah) weighs 6.55 kg.
Which battery is equivalent to the Varta YTX20L-BS?
Only other AGM batteries with its dimensions and polarity: Exide AGM12-19, Exide ETX20HL-BS and Fulbat FTX20L-BS. Neither an EFB nor a conventional battery replaces the YTX20L-BS.
How do I stop the motorcycle battery going flat in winter?
Connect it to a maintenance charger or disconnect it if the bike will sit for more than a month. A flat motorcycle battery sulphates in a few weeks.
Inside the YTX20L-BS: AGM technology
Inside, the YTX20L-BS has glass fibre separators (AGM) that hold the electrolyte. The YTX20L-BS needs a charger with an AGM mode that does not exceed 14.7 V.
More batteries to compare with the YTX20L-BS
- All motorcycle batteries
- Full Varta catalogue
- Varta YTX24HL-BS · 21 Ah, 340 A, 205×90×164 mm
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