# Tudor TA406 · Car battery 12V 40Ah 350A

![Tudor TA406 · Car battery 12V 40Ah 350A](https://bateriasonline.es/2812-home_default/tudor-ta406.jpg)

> Tudor TA406: 40 Ah car battery, 350 A (EN), 187×127×220 mm, positive terminal on the right. Equivalent to Exide EA406 and Fulmen FA406.

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

- **Canonical URL**: https://bateriasonline.es/en/tudor-ta406
- **Language**: en
- **Brand**: Tudor
- **Reference**: BOL-TUDOR-TA406
- **EAN**: 3661024057172
- **MPN**: TA406
- **Price**: 71,84 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Tudor |
| Range | TUDOR HIGH TECH |
| Application | Cars |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 40 Ah |
| Cold cranking amps (EN) | 350 A |
| Length | 187 mm |
| Width | 127 mm |
| Height | 220 mm |
| Weight | 9.3 kg |
| Polarity | Positive terminal on the right |

## Quick description

The Tudor TA406 is a car battery with 12 V, 40 Ah and 350 A cold cranking current, measuring 187 × 127 × 220 mm, with the positive terminal on the right.

## Description

## Where the Tudor TA406 fits

The Tudor TA406 is made for petrol and diesel cars without automatic engine stop. If your car has no Start-Stop and had a 40 Ah battery, the TA406 is a direct replacement.
At 40 Ah it is a small size: the usual choice for petrol superminis and city cars with little equipment. The TA406 belongs to the Tudor TUDOR HIGH TECH range. [The full range of Tudor batteries](https://bateriasonline.es/en/tudor-batteries)

## Tudor TA406 vs TA386 and TB356: which one to choose?

Torn between the TA406 and another similar Tudor? This is what changes:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Tudor TA406 (this one) | 40 Ah | 350 A | 187 × 127 × 220 | right | 9.3 kg |
| Tudor TA386 | 38 Ah | 300 A | 187 × 127 × 220 | right | 9.9 kg |
| Tudor TB356 | 35 Ah | 240 A | 187 × 127 × 220 | right | 8.9 kg |

- Tudor TA386: 2 Ah less, 50 A less cranking power, the same dimensions.
- Tudor TB356: 5 Ah less, 110 A less cranking power, the same dimensions.

## Tudor TA406 codes and part numbers

Shops, garages and catalogues identify the TA406 with these codes:

| Commercial reference | TA406 |
|---|---|
| EAN | 3661024057172 |
| Not to be confused with | Tudor TA456 (45 Ah, 390 A) |

## Equivalents and alternatives to the Tudor TA406

Same dimensions and polarity as the TA406, with similar capacity and cranking power; as a conventional battery, the TA406 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) |
|---|---|---|---|---|
| Exide EA406 | Lead-acid | 40 Ah | 350 A | 187 × 127 × 220 |
| Fulmen FA406 | Lead-acid | 40 Ah | 350 A | 187 × 127 × 220 |
| Deta DA406 | Lead-acid | 40 Ah | 350 A | 187 × 127 × 220 |

## Before ordering the TA406, check this

- Length, width and height of the TA406: 187 × 127 × 220 mm.
- The TA406 has the positive terminal on the right: compare it with your current battery.
- Capacity of the TA406: 40 Ah; the same as your current battery or slightly more is fine.
- Check the EN amps on your battery: if it says 350 A or less, the TA406 covers your engine.
- If your car has Start-Stop, the TA406 is not the right one: it needs an EFB or an AGM.

## Lead-acid technology in the TA406

Inside, the TA406 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.

## Frequently asked questions about the Tudor TA406

### Tudor TA406 or TA386?

Compared with the TA406, the Tudor TA386 has 2 Ah less and 50 A less cranking power. The TA406 cranks harder; the TA386 is only a good option if your original battery says 300 A or less. Both measure 187 × 127 × 220 mm, so they fit the same tray.

### Can the Tudor TA406 be used in a car with Start-Stop?

No. The TA406 is a lead-acid battery for cars without automatic engine stop; Start-Stop needs an EFB or an AGM.

### How much does the Tudor TA406 weigh?

The TA406 weighs 9.3 kg. For reference, the Tudor TA386 (38 Ah) weighs 9.9 kg.

### Which battery is equivalent to the Tudor TA406?

With the same dimensions, polarity and similar capacity you have the Exide EA406, Fulmen FA406 and Deta DA406. As the TA406 is a conventional battery, an EFB or AGM of the same size also works.

### Which side is the positive terminal on the Tudor TA406?

The TA406 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.

### Which charger does the Tudor TA406 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.

## More batteries to compare with the TA406

- [All car batteries](https://bateriasonline.es/en/car-batteries)
- [More Tudor models](https://bateriasonline.es/en/tudor-batteries)
- [Exide EA406](https://bateriasonline.es/en/exide-ea406) · 40 Ah, 350 A, 187×127×220 mm
- [Fulmen FA406](https://bateriasonline.es/en/fulmen-fa406) · 40 Ah, 350 A, 187×127×220 mm

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