# Fulbat 51913 · Motorcycle battery 12V 19Ah 210A

![Fulbat 51913 · Motorcycle battery 12V 19Ah 210A](https://bateriasonline.es/388-home_default/fulbat-51913.jpg)

> Fulbat 51913: 19 Ah motorcycle battery, 210 A (EN), 186×82×171 mm, positive terminal on the right. Equivalent to Exide 12Y16A-3A and Varta 519013024.

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

- **Canonical URL**: https://bateriasonline.es/en/fulbat-51913
- **Language**: en
- **Brand**: Fulbat
- **Reference**: BOL-FULBAT-51913
- **MPN**: 51913
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fulbat |
| Range | FULBAT Motorcycle DRY |
| Application | Motorcycles |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 19 Ah |
| Cold cranking amps (EN) | 210 A |
| Length | 186 mm |
| Width | 82 mm |
| Height | 171 mm |
| Weight | 6.08 kg |
| Polarity | Positive terminal on the right |

## Quick description

Fulbat 51913: motorcycle battery with 12 V, 19 Ah and 210 A cold cranking current, measuring 186 × 82 × 171 mm, with the positive terminal on the right.

## Description

## Who the Fulbat 51913 is for

The Fulbat 51913 is a motorcycle starter battery: compact, vibration-resistant and with just the right power to turn the starter motor and feed the electronics. It is worth keeping the 51913 on a maintenance charger if the bike is laid up over winter.
At 19 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. The 51913 belongs to the Fulbat FULBAT Motorcycle DRY range. [The full range of Fulbat batteries](https://bateriasonline.es/en/fulbat-batteries)

## Equivalents and alternatives to the Fulbat 51913

Batteries that fit the 51913's tray with the same polarity; besides other conventional batteries, an EFB or AGM of this size is a valid upgrade for the 51913.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Varta 519013024 | Lead-acid | 19 Ah | 240 A | 186 × 82 × 171 |
| Varta 518014024 | Lead-acid | 18 Ah | 240 A | 186 × 82 × 171 |
| Exide 12Y16A-3A | Lead-acid | 20 Ah | 210 A | 185 × 80 × 170 |
| Varta T19BL (FA) | AGM | 18 Ah | 220 A | 186 × 82 × 171 |
| Fulbat 51814 | Lead-acid | 18 Ah | 210 A | 186 × 82 × 171 |
| Motobatt MB51814 | AGM | 22 Ah | 220 A | 186 × 82 × 171 |

## Fulbat 51913 vs 51814 and FB16CL-B: which one to choose?

The real differences between the 51913 and the closest Fulbat models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulbat 51913 (this one) | 19 Ah | 210 A | 186 × 82 × 171 | right | 6.08 kg |
| Fulbat 51814 | 18 Ah | 210 A | 186 × 82 × 171 | right | 6.08 kg |
| Fulbat FB16CL-B | 20 Ah | 240 A | 175 × 100 × 175 | right | 6.04 kg |

- Fulbat 51814: 1 Ah less, the same cranking power, the same dimensions.
- Fulbat FB16CL-B: 1 Ah more, 30 A more cranking power, a different case (175 × 100 × 175 mm).

## What to look at before buying the 51913

- Cold cranking: 210 A (EN), equal to or higher than the original.
- Your current battery should say about 19 Ah; a little more is also fine.
- The 51913 has the positive terminal on the right: compare it with your current battery.
- Measure the space: the 51913 takes up 186 × 82 × 171 mm.

## Frequently asked questions about the Fulbat 51913

### 51913 or 51814: which one suits me?

Compared with the 51913, the Fulbat 51814 has 1 Ah less. With the same cranking power (210 A), the 51913 and the 51814 differ in capacity: the one with more Ah supports more load with the engine off. Both measure 186 × 82 × 171 mm, so they fit the same tray.

### How much does the Fulbat 51913 weigh?

6.08 kg, with 19 Ah of capacity. For reference, the Fulbat 51814 (18 Ah) weighs 6.08 kg.

### Which battery is equivalent to the Fulbat 51913?

With the same dimensions, polarity and similar capacity you have the Varta 519013024, Varta 518014024 and Exide 12Y16A-3A. As the 51913 is a conventional battery, an EFB or AGM of the same size also works.

### Which side is the positive terminal on the Fulbat 51913?

On the 51913, the positive terminal is on the right with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.

### Which charger does the Fulbat 51913 need?

An automatic lead-acid charger with cut-off or maintenance mode, rated at 10 to 20% of its capacity in amps. If it is a vented type, check the electrolyte level and top up only with distilled water.

## Inside the 51913: lead-acid technology

The 51913 is a conventional lead-acid battery, with plates immersed in liquid electrolyte. In cars without energy management, the 51913 needs no special registration: just connect it.

## More batteries to compare with the 51913

- [All motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [More Fulbat models](https://bateriasonline.es/en/fulbat-batteries)
- [Varta 519013024](https://bateriasonline.es/en/varta-519013024) · 19 Ah, 240 A, 186×82×171 mm
- [Varta 518014024](https://bateriasonline.es/en/varta-518014024) · 18 Ah, 240 A, 186×82×171 mm

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*bateriasonline.es — Batteries and accessories · 2026-11-10*