Choosing the right battery for your Ford Focus Mk3 (2010-) is crucial for ensuring the vehicle’s reliability, especially considering the various engine options and technological features these models can have. The Ford Focus Mk3, produced from 2010 onwards, comes with a wide selection of engines, both petrol and diesel, as well as versions equipped with or without the Start-Stop system. This diversity means that not every battery will be suitable for every variant, so it is essential to pay attention to the specific requirements for your engine type and car features.
One of the most important aspects to consider is whether your Focus is equipped with the Start-Stop system. Vehicles with Start-Stop technology require batteries designed to handle frequent engine starts and stops, as well as the increased electrical demands. For these versions, Enhanced Flooded Batteries (EFB) are the preferred choice, as they offer improved durability and charge acceptance compared to traditional lead-acid batteries. For example, the 1.0 EcoBoost, the 2.0 ST (with Start-Stop), the 1.6 EcoBoost (with Start-Stop), as well as certain diesel options like the 1.6 TDCi with Start-Stop and the 1.6 TDCi ECOnetic, all require EFB batteries. In these cases, a suitable example of matching battery models would include Bosch S4 E07, Exide EL652, Halfords EFB 100, Lucas LE100, and Varta D54 for those with a 65Ah and 650A requirement, while models like Bosch S4 E10, Exide EL752, Halfords EFB 110, Lucas LE110, and Varta E46 are recommended for 75Ah and 730A demands. Remember, these are just examples of compatible batteries—there are other brands and models that may also fit the requirements.
For Focus Mk3 versions that do not have the Start-Stop system, traditional lead-acid (also known as flooded) batteries are generally sufficient. For instance, vehicles such as the 1.6 Ti, 1.6 LPG, 1.6 Flexifuel, and the 2.0 Ti-GDi—all petrol engines without Start-Stop—require batteries with a capacity between 60 and 62Ah and a cold cranking amperage (CCA) between 540 and 600A. The same is true for the 2.0 ST without Start-Stop and the 2.0 TDCi diesel, which need batteries with a higher capacity (71-74Ah) and higher CCA (670-750A). In these cases, example compatible battery models include Bosch S40 04, Bosch S50 04, Exide EA612, Exide EB602, Halfords HCB 075, Lucas LP075, Lucas LS075, Varta D21, and Varta D59 for the lower capacity group, and Bosch S40 07, Bosch S50 07, Exide EA722, Exide EB712, Lucas LP100, Lucas LS100, Varta E38, and Varta E43 for the higher capacity group. Again, these are just sample references, and you should always confirm the fit and specifications before purchasing.
A crucial detail for all Focus Mk3 models, regardless of engine or battery type, is the physical size of the battery—specifically, the height. The Focus Mk3 is designed to accommodate batteries with a reduced height of 175mm. Using a battery that is taller than this may result in installation problems, or worse, could interfere with the hood closing properly or with other engine bay components. This is a detail that is sometimes overlooked, but it is vital for safety and optimal performance.
It is also worth noting that when replacing your battery, especially in models with Start-Stop, it is recommended to register the new battery in the vehicle’s system using diagnostic equipment. This allows the car’s intelligent charging system to adapt to the new battery, ensuring optimal charging and extending battery life. If you skip this step, you may experience charging issues or premature battery wear.
Another interesting fact is that EFB batteries, while more expensive, are designed to withstand significantly more charge and discharge cycles than standard lead-acid batteries. This makes them not only the preferred option for Start-Stop systems, but also a good choice for drivers who use their car for frequent short trips or in urban environments with heavy traffic, where the engine is stopped and started often.
In summary, to select the right battery for your Ford Focus Mk3 (2010-), you should always check whether your car uses the Start-Stop system, pay attention to the required battery capacity (Ah) and cold cranking amperage (A), and most importantly, make sure the battery’s height is 175mm to ensure a proper fit. When in doubt, consult your vehicle’s manual or ask a professional for advice, and always consider reputable brands for reliability and peace of mind.
Ford Focus in version Mk3 is produced from 2010. We invite you to a list of batteries matching individual engine versions.
Basic parameters of batteries suitable for Ford Focus (2010-):
| Layout | Terminal types | Base hold-down |
|---|---|---|
| 0 – positive on the right side | 1 | B13 |
Ford Focus Mk3 – petrol engines:
- 1.6 Flexifuel
- 1.6 LPG
- 1.6 Ti
- 2.0 Ti-GDi
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 S40 04 | 60 Ah 540 A | 242x175x175 mm | More |
| Bosch S5 S50 04 | 61 Ah 600 A | 242x175x175 mm | More |
| Exide Excell EB602 | 60 Ah 540 A | 242x175x175 mm | More |
| Exide Premium EA612 | 61 Ah 600 A | 242x175x175 mm | More |
| Halfords Standard HCB 075 | 60 Ah 550 A | 242x175x175 mm | More |
| Lucas Premium LP075 | 60 Ah 540 A | 243x175x175 mm | More |
| Lucas Supreme LS075 | 62 Ah 600 A | 242x175x175 mm | More |
| Varta Blue Dynamic D59 | 60 Ah 540 A | 242x175x175 mm | More |
| Varta Silver Dynamic D21 | 61 Ah 600 A | 242x175x175 mm | More |
Ford Focus Mk3 – petrol engines:
- 2.0 ST
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 S40 07 | 72 Ah 680 A | 278x175x175 mm | More |
| Bosch S5 S50 07 | 74 Ah 750 A | 278x175x175 mm | More |
| Exide Excell EB712 | 71 Ah 670 A | 278x175x175 mm | More |
| Exide Premium EA722 | 72 Ah 720 A | 278x175x175 mm | More |
| Lucas Premium LP100 | 72 Ah 680 A | 278x175x175 mm | More |
| Lucas Supreme LS100 | 74 Ah 750 A | 278x175x175 mm | More |
| Varta Blue Dynamic E43 | 72 Ah 680 A | 278x175x175 mm | More |
| Varta Silver Dynamic E38 | 74 Ah 750 A | 278x175x175 mm | More |
Ford Focus Mk3 – petrol engines:
- 2.0 ST – with Start-Stop
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 EFB S4 E07 | 65 Ah 650 A | 278x175x175 mm | More |
| Exide EFB EL652 | 65 Ah 650 A | 278x175x175 mm | More |
| Halfords Advanced EFB 100 | 65 Ah 650 A | 277x175x175 mm | More |
| Lucas Fusion EFB LE100 | 65 Ah 650 A | 278x175x175 mm | More |
| Varta Blue Dynamic EFB D54 | 65 Ah 650 A | 278x175x175 mm | More |
Ford Focus Mk3 – petrol engines:
- 1.0 EcoBoost – with Start-Stop
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 EFB S4 E07 | 65 Ah 650 A | 278x175x175 mm | More |
| Exide EFB EL652 | 65 Ah 650 A | 278x175x175 mm | More |
| Halfords Advanced EFB 100 | 65 Ah 650 A | 277x175x175 mm | More |
| Lucas Fusion EFB LE100 | 65 Ah 650 A | 278x175x175 mm | More |
| Varta Blue Dynamic EFB D54 | 65 Ah 650 A | 278x175x175 mm | More |
Ford Focus Mk3 – petrol engines:
- 1.6 EcoBoost – with Start-Stop
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 EFB S4 E10 | 75 Ah 730 A | 315x175x175 mm | More |
| Exide EFB EL752 | 75 Ah 730 A | 315x175x175 mm | More |
| Halfords Advanced EFB 110 | 75 Ah 730 A | 317x175x175 mm | More |
| Lucas Fusion EFB LE110 | 75 Ah 730 A | 315x175x175 mm | More |
| Varta Blue Dynamic EFB E46 | 75 Ah 730 A | 315x175x175 mm | More |
Ford Focus Mk3 – diesel engines:
- 2.0 TDCi
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 S40 07 | 72 Ah 680 A | 278x175x175 mm | More |
| Bosch S5 S50 07 | 74 Ah 750 A | 278x175x175 mm | More |
| Exide Excell EB712 | 71 Ah 670 A | 278x175x175 mm | More |
| Exide Premium EA722 | 72 Ah 720 A | 278x175x175 mm | More |
| Lucas Premium LP100 | 72 Ah 680 A | 278x175x175 mm | More |
| Lucas Supreme LS100 | 74 Ah 750 A | 278x175x175 mm | More |
| Varta Blue Dynamic E43 | 72 Ah 680 A | 278x175x175 mm | More |
| Varta Silver Dynamic E38 | 74 Ah 750 A | 278x175x175 mm | More |
Ford Focus Mk3 – diesel engines:
- 1.6 TDCi – with Start-Stop
- 1.6 TDCi ECOnetic – with Start-Stop
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 EFB S4 E10 | 75 Ah 730 A | 315x175x175 mm | More |
| Exide EFB EL752 | 75 Ah 730 A | 315x175x175 mm | More |
| Halfords Advanced EFB 110 | 75 Ah 730 A | 317x175x175 mm | More |
| Lucas Fusion EFB LE110 | 75 Ah 730 A | 315x175x175 mm | More |
| Varta Blue Dynamic EFB E46 | 75 Ah 730 A | 315x175x175 mm | More |
If you’re still unsure which battery fits your Ford Focus , or if you want to help others in their selection, please send us a photo of your current battery in the comment section at the bottom of the page. You can also send the picture to contact@whatbattery.co.uk (we will place it in the comments to also help other users). Be sure to specify the car model, year, type, as well as the engine capacity and power. We’ll do our best to assist you!