# Tudor TL800 · Start-Stop battery 12V 80Ah 800A

![Tudor TL800 · Start-Stop battery 12V 80Ah 800A](https://bateriasonline.es/2666-home_default/tudor-tl800.jpg)

> Tudor TL800: 80 Ah Start-Stop battery, 800 A (EN), 315×175×190 mm, positive terminal on the right, L4 case, EFB. Equivalent to Exide EL800.

**Category:** [Start-Stop batteries (AGM and EFB)](https://bateriasonline.es/en/start-stop-batteries-agm-efb) → [Tudor](https://bateriasonline.es/en/tudor-batteries)

- **Canonical URL**: https://bateriasonline.es/en/tudor-tl800
- **Language**: en
- **Brand**: Tudor
- **Reference**: BOL-TUDOR-TL800
- **EAN**: 3661024055703
- **MPN**: TL800
- **Price**: 94,05 € (VAT incl., Spain)
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Tudor |
| Range | TUDOR EFB |
| Application | Start-Stop cars |
| Technology | EFB |
| Voltage | 12 V |
| Capacity | 80 Ah |
| Cold cranking amps (EN) | 800 A |
| Length | 315 mm |
| Width | 175 mm |
| Height | 190 mm |
| Weight | 22.1 kg |
| Polarity | Positive terminal on the right |
| Case size | L4 (315 × 175 × 190 mm) |

## Quick description

Tudor TL800: Start-Stop battery (EFB) with 12 V, 80 Ah and 800 A cold cranking current, case size L4 (315 × 175 × 190 mm), with the positive terminal on the right.

## Description

## The Tudor TL800 at a glance

The Tudor TL800 is designed for automatic engine stop and regenerative braking. The TL800 is designed for cars that switch the engine off at every stop and restart it dozens of times per trip.
At 80 Ah it sits in the range of compact and mid-size diesels, SUVs and MPVs. The TL800 belongs to the Tudor TUDOR EFB range. [More Tudor batteries](https://bateriasonline.es/en/tudor-batteries)

## Tudor TL800 vs TK820 and TL752

The real differences between the TL800 and the closest Tudor models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Tudor TL800 (this one) | 80 Ah | 800 A | 315 × 175 × 190 | right | 22.1 kg |
| Tudor TK820 | 82 Ah | 800 A | 315 × 175 × 190 | right | 23.3 kg |
| Tudor TL752 | 75 Ah | 730 A | 315 × 175 × 175 | right | 18.6 kg |

- Tudor TK820: 2 Ah more, the same cranking power, the same L4 case, AGM technology.
- Tudor TL752: 5 Ah less, 70 A less cranking power, a different case (315 × 175 × 175 mm).

## Tudor TL800 codes and part numbers

Shops, garages and catalogues identify the TL800 with these codes:

| Commercial reference | TL800 |
|---|---|
| EAN | 3661024055703 |
| Case size (EN) | L4 |
| Not to be confused with | Tudor TL600 (60 Ah, 640 A), Tudor TL700 (70 Ah, 760 A), Tudor TZ800 (95 Ah, 800 A, positive terminal on the left) |

## Equivalents and alternatives to the Tudor TL800

Alternatives to the TL800 with its dimensions and polarity, in EFB or AGM only: a conventional battery cannot cope with the Start-Stop cycles an EFB is built for.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Exide EL800 | EFB | 80 Ah | 800 A | 315 × 175 × 190 |
| Varta N80 | EFB | 80 Ah | 800 A | 315 × 175 × 190 |
| Kronobat PE-80-EFB | EFB | 80 Ah | 800 A | 315 × 175 × 190 |
| Fulmen FL800 | EFB | 80 Ah | 800 A | 315 × 175 × 190 |
| Deta DL800 | EFB | 80 Ah | 800 A | 315 × 175 × 190 |
| Varta A6 | AGM | 80 Ah | 800 A | 315 × 175 × 190 |

Its Bosch equivalent is the Bosch S4 E11, the same as for the Varta N80. Bosch is not part of our catalogue; we list it so you can compare.

## Before ordering the TL800, check this

- Length, width and height of the TL800: 315 × 175 × 190 mm (European case size L4).
- The TL800 has the positive terminal on the right: compare it with your current battery.
- With 80 Ah, the TL800 replaces an original battery of that capacity or slightly less.
- Cold cranking: 800 A (EN), equal to or higher than the original.
- The TL800 is an EFB: it suits cars that had an EFB or a conventional battery. If yours had an AGM, fit another AGM.

## What it means that the TL800 is EFB

Inside, the TL800 uses EFB technology, a reinforced version of the flooded battery. It is the choice for cars with basic Start-Stop.

## Frequently asked questions about the Tudor TL800

### Tudor TL800 or TK820?

Compared with the TL800, the Tudor TK820 has 2 Ah more and AGM technology. With the same cranking power (800 A), the TL800 and the TK820 differ in capacity: the one with more Ah supports more load with the engine off. Both measure 315 × 175 × 190 mm, so they fit the same tray.

### Can the Tudor TL800 be used in a car with Start-Stop?

Yes, the TL800 is an EFB: it suits Start-Stop without brake energy recovery, or cars that already had an EFB. If your car left the factory with an AGM, fit another AGM.

### How much does the Tudor TL800 weigh?

The TL800 weighs 22.1 kg. For reference, the Tudor TK820 (82 Ah) weighs 23.3 kg.

### Which battery is equivalent to the Tudor TL800?

In EFB or AGM, with its dimensions and polarity: Exide EL800, Varta N80 and Kronobat PE-80-EFB. A conventional battery does not replace the TL800. Its Bosch equivalent is the Bosch S4 E11, the same as for the Varta N80. Bosch is not part of our catalogue; we list it so you can compare.

### What case size is the Tudor TL800?

Case size L4: 315 × 175 × 190 mm. The TL800 fits any standard L4 battery tray such as the Exide EL800.

### Which side is the positive terminal on the Tudor TL800?

The TL800 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.

## Other options if you are unsure about the TL800

- [More start-Stop batteries (AGM and EFB)](https://bateriasonline.es/en/start-stop-batteries-agm-efb)
- [The whole Tudor range](https://bateriasonline.es/en/tudor-batteries)
- [Exide EL800](https://bateriasonline.es/en/exide-el800) · 80 Ah, 800 A, 315×175×190 mm
- [Varta N80](https://bateriasonline.es/en/varta-n80) · 80 Ah, 800 A, 315×175×190 mm

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