# Long 50D20L · Car battery 12V 50Ah

![Long 50D20L · Car battery 12V 50Ah](https://bateriasonline.es/944-home_default/long-50d20l.jpg)

> Long 50D20L: 50 Ah car battery, 202×173×225 mm. Equivalent to Exide EB504 and Exide EB505. Price on request: ask for a free quote.

**Category:** [Car batteries](https://bateriasonline.es/en/car-batteries) → [Long](https://bateriasonline.es/en/long-batteries)

- **Canonical URL**: https://bateriasonline.es/en/long-50d20l
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-50D20L
- **MPN**: 50D20L
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | Starting Series |
| Application | Cars |
| Voltage | 12 V |
| Capacity | 50 Ah |
| Length | 202 mm |
| Width | 173 mm |
| Height | 225 mm |
| Weight | 10 kg |

## Quick description

The Long 50D20L is a car battery with 12 V and 50 Ah, measuring 202 × 173 × 225 mm.

## Description

## The Long 50D20L at a glance

The Long 50D20L is a starter battery for cars without Start-Stop: it delivers the current the starter motor needs and then powers lights, control units and audio with the engine off. The 50D20L covers the daily routine of a car without automatic engine stop: cold starts, short trips and loads with the ignition off.
At 50 Ah it covers petrol compacts and small diesels, the best-selling format in Europe. The 50D20L belongs to the Long Starting Series range. [The full range of Long batteries](https://bateriasonline.es/en/long-batteries)

## Long 50D20L vs 55D23L and 55D23R

Torn between the 50D20L and another similar Long? This is what changes:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Long 50D20L (this one) | 50 Ah | 202 × 173 × 225 | 10 kg |
| Long 55D23L | 55 Ah | 232 × 173 × 225 | 12.5 kg |
| Long 55D23R | 55 Ah | 232 × 173 × 225 | 12.5 kg |

- Long 55D23L: 5 Ah more, a different case (232 × 173 × 225 mm).
- Long 55D23R: 5 Ah more, a different case (232 × 173 × 225 mm).

## Equivalents and alternatives to the Long 50D20L

These batteries share voltage, dimensions and polarity with the 50D20L, with similar capacity: compare cranking power, technology and price before deciding.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Long 50D20R | | 50 Ah | 202 × 173 × 225 |
| Exide EB504 | Lead-acid | 50 Ah | 200 × 173 × 222 |
| Exide EB505 | Lead-acid | 50 Ah | 200 × 173 × 222 |
| Tudor TB504 | Lead-acid | 50 Ah | 200 × 173 × 222 |
| Tudor TB505 | Lead-acid | 50 Ah | 200 × 173 × 222 |
| Fulmen FB504 | Lead-acid | 50 Ah | 200 × 173 × 222 |

## Before ordering the 50D20L, check this

- Your current battery should say about 50 Ah; a little more is also fine.
- The 50D20L needs 202 × 173 × 225 mm of space: measure it with the hold-down clamp in place.

## Frequently asked questions about the Long 50D20L

### 50D20L or 55D23L: which one suits me?

Compared with the 50D20L, the Long 55D23L has 5 Ah more. With 55 Ah, the 55D23L runs longer between charges than the 50D20L (50 Ah). Mind the space: the 55D23L measures 232 × 173 × 225 mm.

### How much does the Long 50D20L weigh?

10 kg, with 50 Ah of capacity. For reference, the Long 55D23L (55 Ah) weighs 12.5 kg.

### Which battery is equivalent to the Long 50D20L?

With the same dimensions and polarity as the 50D20L you have the Long 50D20R, Exide EB504 and Exide EB505; choose by cold cranking power, technology and price.

## More batteries to compare with the 50D20L

- [Other car batteries](https://bateriasonline.es/en/car-batteries)
- [The whole Long range](https://bateriasonline.es/en/long-batteries)
- [Long 50D20R](https://bateriasonline.es/en/long-50d20r) · 50 Ah, 202×173×225 mm
- [Exide EB504](https://bateriasonline.es/en/exide-eb504) · 50 Ah, 360 A, 200×173×222 mm

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