# Long 48D26L · Car battery 12V 50Ah

![Long 48D26L · Car battery 12V 50Ah](https://bateriasonline.es/939-home_default/long-48d26l.jpg)

> Long 48D26L: 50 Ah car battery, 260×173×225 mm, D26 case. Equivalent to Long 48D26R. 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-48d26l
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-48D26L
- **MPN**: 48D26L
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | Starting Series |
| Application | Cars |
| Voltage | 12 V |
| Capacity | 50 Ah |
| Length | 260 mm |
| Width | 173 mm |
| Height | 225 mm |
| Weight | 9.55 kg |
| Case size | D26 (260 × 173 × 225 mm) |

## Quick description

Long 48D26L: car battery with 12 V and 50 Ah, case size D26 (260 × 173 × 225 mm).

## Description

## The Long 48D26L at a glance

The Long 48D26L 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. Its job is to start the engine in the cold with margin to spare and keep the car's electronics powered.
At 50 Ah it covers petrol compacts and small diesels, the best-selling format in Europe. The 48D26L belongs to the Long Starting Series range. [More Long batteries](https://bateriasonline.es/en/long-batteries)

## Long 48D26L codes and part numbers

Look for any of these 48D26L codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | 48D26L |
|---|---|
| Case size (EN) | D26 |

## Long 48D26L vs 55D26L and 55D26R: which one to choose?

The real differences between the 48D26L and the closest Long models:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Long 48D26L (this one) | 50 Ah | 260 × 173 × 225 | 9.55 kg |
| Long 55D26L | 60 Ah | 260 × 173 × 225 | 12 kg |
| Long 55D26R | 60 Ah | 260 × 173 × 225 | 12 kg |

- Long 55D26L: 10 Ah more, the same D26 case.
- Long 55D26R: 10 Ah more, the same D26 case.

## Equivalents and alternatives to the Long 48D26L

These batteries share voltage, dimensions and polarity with the 48D26L, with similar capacity: compare cranking power, technology and price before deciding.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Long 48D26R | | 50 Ah | 260 × 173 × 225 |

## Check this before ordering the Long 48D26L

- With 50 Ah, the 48D26L replaces an original battery of that capacity or slightly less.
- The 48D26L needs 260 × 173 × 225 mm of space (European case size D26): measure it with the hold-down clamp in place.

## Frequently asked questions about the Long 48D26L

### Long 48D26L or 55D26L?

Compared with the 48D26L, the Long 55D26L has 10 Ah more. With 60 Ah, the 55D26L runs longer between charges than the 48D26L (50 Ah). Both measure 260 × 173 × 225 mm, so they fit the same tray.

### How much does the Long 48D26L weigh?

The 48D26L weighs 9.55 kg. For reference, the Long 55D26L (60 Ah) weighs 12 kg.

### Which battery is equivalent to the Long 48D26L?

With the same dimensions and polarity as the 48D26L you have the Long 48D26R; choose by cold cranking power, technology and price.

### What case size is the Long 48D26L?

Case size D26: 260 × 173 × 225 mm. The 48D26L fits any standard D26 battery tray such as the Long 48D26R.

### Does the new battery need to be registered in the car?

In cars with energy management (common since 2010) it is worth registering the battery in the control unit so it adjusts charging. In older cars you just connect it.

## More batteries to compare with the 48D26L

- [All car batteries](https://bateriasonline.es/en/car-batteries)
- [The whole Long range](https://bateriasonline.es/en/long-batteries)
- [Long 48D26R](https://bateriasonline.es/en/long-48d26r) · 50 Ah, 260×173×225 mm

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