# Kronobat PB-45.0F · Car battery 12V 45Ah 330A

![Kronobat PB-45.0F · Car battery 12V 45Ah 330A](https://bateriasonline.es/1752-home_default/kronobat-pb-45-0f.jpg)

> Kronobat PB-45.0F: 45 Ah car battery, 330 A (EN), 238×129×227 mm, positive terminal on the right, B24 case. Equivalent to Exide EB454 and Exide EB456.

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

- **Canonical URL**: https://bateriasonline.es/en/kronobat-pb-45-0f
- **Language**: en
- **Brand**: Kronobat
- **Reference**: BOL-KRONOBAT-PB-45.0F
- **MPN**: PB-45.0F
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Kronobat |
| Range | PREMIUM |
| Application | Cars |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 45 Ah |
| Cold cranking amps (EN) | 330 A |
| Length | 238 mm |
| Width | 129 mm |
| Height | 227 mm |
| Weight | 11.7 kg |
| Polarity | Positive terminal on the right |
| Case size | B24 (238 × 129 × 227 mm) |

## Quick description

Kronobat PB-45.0F: car battery with 12 V, 45 Ah and 330 A cold cranking current, case size B24 (238 × 129 × 227 mm), with the positive terminal on the right. With the positive terminal on the left, the exact counterpart is the Kronobat PB-45.1F.

## Description

## Who the Kronobat PB-45.0F is for

The Kronobat PB-45.0F is made for petrol and diesel cars without automatic engine stop. Its job is to start the engine in the cold with margin to spare and keep the car's electronics powered.
At 45 Ah it is a small size: the usual choice for petrol superminis and city cars with little equipment. The PB-45.0F belongs to the Kronobat PREMIUM range. [See all Kronobat batteries](https://bateriasonline.es/en/kronobat-batteries)

## Kronobat PB-45.0F vs SD-45.0T, PB-45.1F and PB-40.0T

What sets the PB-45.0F apart from its neighbours in the Kronobat range:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Kronobat PB-45.0F (this one) | 45 Ah | 330 A | 238 × 129 × 227 | right | 11.7 kg |
| Kronobat SD-45.0T | 45 Ah | 300 A | 219 × 135 × 225 | right | 10.8 kg |
| Kronobat PB-45.1F | 45 Ah | 330 A | 238 × 129 × 227 | left | 11.7 kg |
| Kronobat PB-40.0T | 40 Ah | 330 A | 187 × 127 × 227 | right | 10.2 kg |

- Kronobat SD-45.0T: the same capacity, 30 A less cranking power, a different case (219 × 135 × 225 mm).
- The Kronobat PB-45.1F is the same battery with the positive terminal on the other side: choose it if your current battery has the positive terminal on the left.
- Kronobat PB-40.0T: 5 Ah less, the same cranking power, a different case (187 × 127 × 227 mm).

## Kronobat PB-45.0F codes and part numbers

Shops, garages and catalogues identify the PB-45.0F with these codes:

| Commercial reference | PB-45.0F |
|---|---|
| Case size (EN) | B24 |
| Not to be confused with | Kronobat PB-45.1F (45 Ah, 330 A, positive terminal on the left), Kronobat PB-40.0F (40 Ah, 330 A) |

## Equivalents and alternatives to the Kronobat PB-45.0F

Same dimensions and polarity as the PB-45.0F, with similar capacity and cranking power; as a conventional battery, the PB-45.0F 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) |
|---|---|---|---|---|
| Varta B31 | Lead-acid | 45 Ah | 330 A | 238 × 129 × 227 |
| Varta B32 | Lead-acid | 45 Ah | 330 A | 238 × 129 × 227 |
| Exide EB454 | Lead-acid | 45 Ah | 330 A | 237 × 127 × 227 |
| Exide EB456 | Lead-acid | 45 Ah | 330 A | 237 × 127 × 227 |
| Tudor TB454 | Lead-acid | 45 Ah | 330 A | 237 × 127 × 227 |
| Tudor TB456 | Lead-acid | 45 Ah | 330 A | 237 × 127 × 227 |

## Check this before ordering the Kronobat PB-45.0F

- Length, width and height of the PB-45.0F: 238 × 129 × 227 mm (European case size B24).
- Polarity of the PB-45.0F: positive terminal on the right (if yours has it on the other side, the cables will not reach).
- Capacity of the PB-45.0F: 45 Ah; the same as your current battery or slightly more is fine.
- Cold cranking: 330 A (EN), equal to or higher than the original.
- If your car has Start-Stop, the PB-45.0F is not the right one: it needs an EFB or an AGM.

## What it means that the PB-45.0F is lead-acid

Inside, the PB-45.0F 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 Kronobat PB-45.0F

### Kronobat PB-45.0F or SD-45.0T?

Compared with the PB-45.0F, the Kronobat SD-45.0T has 30 A less cranking power. The PB-45.0F cranks harder; the SD-45.0T is only a good option if your original battery says 300 A or less. Mind the space: the SD-45.0T measures 219 × 135 × 225 mm.

### What is the difference between the Kronobat PB-45.0F and the PB-45.1F?

They are the same battery with the terminals swapped: positive terminal on the right on the PB-45.0F, positive terminal on the left on the PB-45.1F. Look at your current battery with the terminals facing you and pick the one that matches.

### Can the Kronobat PB-45.0F be used in a car with Start-Stop?

No. The PB-45.0F is a lead-acid battery for cars without automatic engine stop; Start-Stop needs an EFB or an AGM.

### How much does the Kronobat PB-45.0F weigh?

The PB-45.0F weighs 11.7 kg. For reference, the Kronobat SD-45.0T (45 Ah) weighs 10.8 kg.

### Which battery is equivalent to the Kronobat PB-45.0F?

With the same dimensions, polarity and similar capacity you have the Varta B31, Varta B32 and Exide EB454. As the PB-45.0F is a conventional battery, an EFB or AGM of the same size also works.

### What case size is the Kronobat PB-45.0F?

Case size B24: 238 × 129 × 227 mm. The PB-45.0F fits any standard B24 battery tray such as the Varta B31.

### How long does a car battery like the Kronobat PB-45.0F last?

Between 4 and 6 years in normal use. Very short trips, extreme heat and leaving the car parked for weeks without starting it shorten its life.

## Other options if you are unsure about the PB-45.0F

- [More car batteries](https://bateriasonline.es/en/car-batteries)
- [Full Kronobat catalogue](https://bateriasonline.es/en/kronobat-batteries)
- [Varta B31](https://bateriasonline.es/en/varta-b31) · 45 Ah, 330 A, 238×129×227 mm
- [Varta B32](https://bateriasonline.es/en/varta-b32) · 45 Ah, 330 A, 238×129×227 mm

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