# Varta YB3L-A · Motorcycle battery 12V 3Ah 30A

![Varta YB3L-A · Motorcycle battery 12V 3Ah 30A](https://bateriasonline.es/982-home_default/varta-yb3l-a-503012003.jpg)

> Varta YB3L-A (ETN 503012003): 3 Ah motorcycle battery, 30 A (EN), 100×58×112 mm, positive terminal on the right. Equivalent to Varta YB3L-B.

**Category:** [Motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries) → [Varta](https://bateriasonline.es/en/varta-batteries)

- **Canonical URL**: https://bateriasonline.es/en/varta-yb3l-a-503012003
- **Language**: en
- **Brand**: Varta
- **Reference**: BOL-VARTA-503012003
- **EAN**: 4016987168868
- **MPN**: 503012003
- **Price**: 100,16 € (VAT incl., Spain)
- **Last updated**: 2026-11-09

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Varta |
| Range | VARTA PowerSports SLI Freshpack |
| Application | Motorcycles |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 3 Ah |
| Cold cranking amps (EN) | 30 A |
| Length | 100 mm |
| Width | 58 mm |
| Height | 112 mm |
| Weight | 1.29 kg |
| Polarity | Positive terminal on the right |
| Terminal type | Y6 |
| ETN code | 503012003 |
| JIS code | YB3 L-A |

## Quick description

Varta YB3L-A (ETN 503 012 003, also written 503012003): motorcycle battery with 12 V, 3 Ah and 30 A cold cranking current, measuring 100 × 58 × 112 mm, with the positive terminal on the right.

## Description

## Where the Varta YB3L-A fits

The Varta YB3L-A is made for motorcycles, scooters and quads. It handles frame vibration and idle periods better than an adapted car battery.
At 3 Ah it is a small battery, typical of 50 to 125 cc scooters and light motorcycles. In the Varta catalogue, the YB3L-A belongs to the Powersports Freshpack line. [The full range of Varta batteries](https://bateriasonline.es/en/varta-batteries)

## Varta YB3L-A codes and part numbers

Shops, garages and catalogues identify the YB3L-A with these codes:

| Commercial reference | YB3L-A |
|---|---|
| ETN code | 503012003 (also 503 012 003) |
| Manufacturer short code | B3L-A |
| EAN | 4016987168868 |
| Base hold-down | B00 |
| Terminal type | Y6 |
| Also known as | Varta 503012003 · Varta 503 012 003 · Varta B3L-A |

## Equivalents and alternatives to the Varta YB3L-A

Same dimensions and polarity as the YB3L-A, with similar capacity and cranking power; as a conventional battery, the YB3L-A can also be replaced by an EFB or AGM of the same size if you want more cycles.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Varta YB3L-B | Lead-acid | 3 Ah | 30 A | 100 × 58 × 112 |
| Fulbat FB3L-B | Lead-acid | 3.2 Ah | 32 A | 98 × 56 × 110 |
| Fulbat FB3L-A | Lead-acid | 3.2 Ah | 32 A | 98 × 56 × 110 |

## Varta YB3L-A vs YTX5L-4 (FA) and YTX5L-BS: differences

The real differences between the YB3L-A and the closest Varta models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Varta YB3L-A (this one) | 3 Ah | 30 A | 100 × 58 × 112 | right | 1.29 kg |
| Varta YTX5L-4 (FA) | 4 Ah | 75 A | 113 × 70 × 105 | right | 1.8 kg |
| Varta YTX5L-BS | 4 Ah | 80 A | 114 × 71 × 106 | right | 1.83 kg |

- Varta YTX5L-4 (FA): 1 Ah more, 45 A more cranking power, a different case (113 × 70 × 105 mm), AGM technology.
- Varta YTX5L-BS: 1 Ah more, 50 A more cranking power, a different case (114 × 71 × 106 mm), AGM technology.

## What to look at before buying the YB3L-A

- The YB3L-A delivers 30 A cold cranking (EN standard); do not go below what your original battery states.
- With 3 Ah, the YB3L-A replaces an original battery of that capacity or slightly less.
- The YB3L-A has the positive terminal on the right: compare it with your current battery.
- Length, width and height of the YB3L-A: 100 × 58 × 112 mm.

## Frequently asked questions about the Varta YB3L-A

### Varta YB3L-A or YTX5L-4 (FA)?

Compared with the YB3L-A, the Varta YTX5L-4 (FA) has 1 Ah more, 45 A more cranking power and AGM technology. If your current battery says 75 A or more, choose the YTX5L-4 (FA); if it says 30 A or less, the YB3L-A is enough. Mind the space: the YTX5L-4 (FA) measures 113 × 70 × 105 mm.

### Is the Varta 503012003 the same battery as the Varta YB3L-A?

Yes. 503012003 is the ETN code Varta uses for its YB3L-A battery, so you can search for it by either code.

### How much does the Varta YB3L-A weigh?

The YB3L-A weighs 1.29 kg. For reference, the Varta YTX5L-4 (FA) (4 Ah) weighs 1.8 kg.

### Which battery is equivalent to the Varta YB3L-A?

With the same dimensions, polarity and similar capacity you have the Varta YB3L-B, Fulbat FB3L-B and Fulbat FB3L-A. As the YB3L-A is a conventional battery, an EFB or AGM of the same size also works.

### Which side is the positive terminal on the Varta YB3L-A?

The YB3L-A has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.

## Lead-acid technology in the YB3L-A

Inside, the YB3L-A is classic lead-acid: liquid electrolyte and lead plates. It is a robust, well-known technology with a good capacity-to-price ratio, and still the basis of most cars, trucks and traction equipment.

## Other options if you are unsure about the YB3L-A

- [All motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [Full Varta catalogue](https://bateriasonline.es/en/varta-batteries)
- [Varta YB3L-B](https://bateriasonline.es/en/varta-yb3l-b-503013003) · 3 Ah, 30 A, 100×58×112 mm
- [Fulbat FB3L-B](https://bateriasonline.es/en/fulbat-fb3l-b) · 3.2 Ah, 32 A, 98×56×110 mm

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*bateriasonline.es — Batteries and accessories · 2026-11-11*