# Varta D33 · Truck battery 12V 66Ah 510A

![Varta D33 · Truck battery 12V 66Ah 510A](https://bateriasonline.es/1350-home_default/varta-d33.jpg)

> Varta D33 (ETN 566047051): 66 Ah truck battery, 510 A (EN), 278×175×190 mm, positive terminal on the right, L3 case. Price on request: ask for a free quote.

**Category:** [Truck, commercial and agricultural vehicle batteries](https://bateriasonline.es/en/truck-agricultural-batteries) → [Varta](https://bateriasonline.es/en/varta-batteries)

- **Canonical URL**: https://bateriasonline.es/en/varta-d33
- **Language**: en
- **Brand**: Varta
- **Reference**: BOL-VARTA-D33
- **EAN**: 4016987166550
- **MPN**: D33
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Varta |
| Range | VARTA ProMotive SLI |
| Application | Trucks and commercial vehicles |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 66 Ah |
| Cold cranking amps (EN) | 510 A |
| Length | 278 mm |
| Width | 175 mm |
| Height | 190 mm |
| Weight | 15.83 kg |
| Polarity | Positive terminal on the right |
| Case size | L3 (278 × 175 × 190 mm) |
| ETN code | 566047051 |

## Quick description

Varta D33 (ETN 566 047 051, also written D 33 or 566047051): truck battery with 12 V, 66 Ah and 510 A cold cranking current, case size L3 (278 × 175 × 190 mm), with the positive terminal on the right.

## Description

## The Varta D33 at a glance

The Varta D33 turns heavy diesel engines and powers cabs with high consumption. It is built to resist constant vibration and long shifts.
In the Varta catalogue, the D33 belongs to the Promotive SLI line. [The full range of Varta batteries](https://bateriasonline.es/en/varta-batteries)

## Lead-acid technology in the D33

Inside, the D33 is classic lead-acid: liquid electrolyte and lead plates. If the D33 is left discharged for weeks it sulphates: a maintenance charger prevents this.

## Varta D33 vs C20 and F10: differences

The real differences between the D33 and the closest Varta models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Varta D33 (this one) | 66 Ah | 510 A | 278 × 175 × 190 | right | 15.83 kg |
| Varta C20 | 55 Ah | 420 A | 242 × 175 × 190 | right | 13.44 kg |
| Varta F10 | 88 Ah | 680 A | 353 × 175 × 190 | right | 20.34 kg |

- Varta C20: 11 Ah less, 90 A less cranking power, a different case (242 × 175 × 190 mm).
- Varta F10: 22 Ah more, 170 A more cranking power, a different case (353 × 175 × 190 mm).

## Equivalents and alternatives to the Varta D33

No other reference in the catalogue fully matches the dimensions and polarity of the D33; you will find the closest ones among our [truck, commercial and agricultural vehicle batteries](https://bateriasonline.es/en/truck-agricultural-batteries).

## Varta D33 codes and part numbers

This is how the Varta D33 appears on the label and in parts catalogues:

| Commercial reference | D33 (D 33) |
|---|---|
| ETN code | 566047051 (also 566 047 051) |
| EAN | 4016987166550 |
| Case size (EN) | L3 |
| Case size according to Varta | H6 |
| Base hold-down | B03 |
| Also known as | Varta D 33 · Varta 566047051 · Varta 566 047 051 |
| Not to be confused with | Varta B33 (45 Ah, 330 A, positive terminal on the left), Varta D39 (63 Ah, 610 A, positive terminal on the left), Varta D43 (60 Ah, 540 A, positive terminal on the left) |

## Check this before ordering the Varta D33

- Check the EN amps on your battery: if it says 510 A or less, the D33 covers your engine.
- Capacity of the D33: 66 Ah; the same as your current battery or slightly more is fine.
- The D33 has the positive terminal on the right: compare it with your current battery.
- Length, width and height of the D33: 278 × 175 × 190 mm (European case size L3).

## Frequently asked questions about the Varta D33

### Varta D33 or C20?

Compared with the D33, the Varta C20 has 11 Ah less and 90 A less cranking power. The D33 cranks harder; the C20 is only a good option if your original battery says 420 A or less. Mind the space: the C20 measures 242 × 175 × 190 mm.

### What does the code 566 047 051 on the Varta D33 mean?

It is its ETN (European Type Number), also written 566047051. The first three digits (566) encode voltage and capacity: 12 V and 66 Ah (5xx = under 100 Ah, 6xx = 100 to 199 Ah, 7xx = 200 Ah or more). The middle group (047) identifies the specific model within that capacity, and the last three digits (051) multiplied by 10 give the cold cranking current: 510 A.

### How much does the Varta D33 weigh?

The D33 weighs 15.83 kg. For reference, the Varta C20 (55 Ah) weighs 13.44 kg.

### What case size is the Varta D33?

Case size L3: 278 × 175 × 190 mm (Varta lists it as H6). The D33 fits any standard L3 battery tray.

### Which side is the positive terminal on the Varta D33?

The D33 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.

## Keep comparing: alternatives to the D33

- [All truck, commercial and agricultural vehicle batteries](https://bateriasonline.es/en/truck-agricultural-batteries)
- [The whole Varta range](https://bateriasonline.es/en/varta-batteries)
- [Varta B39](https://bateriasonline.es/en/varta-b39) · 45 Ah, 300 A, 210×175×175 mm

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