Last updated: June 3rd, 2026

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The Bosch S3 battery series is an excellent choice for drivers who value reliability and durability in their everyday vehicle use. Utilizing proven lead-acid technology, these batteries provide stable performance under various weather conditions. The Bosch S3 series is designed primarily for passenger cars and light commercial vehicles with basic electrical systems. These batteries are known for their long service life, ease of maintenance, and exceptional value for money, making them a popular choice among users.

The Bosch S30 12 model is one of the highest-capacity batteries in the S3 series, offering 88 Ah capacity and a maximum starting current of 740 A. These specifications make it well-suited for larger passenger cars and light commercial vehicles that require higher power for starting and running electrical systems. Its dimensions (353x175x175 mm) place it in the standard L5 European size category, ensuring compatibility with a wide range of vehicle models. The reduced height of 175 mm allows it to fit vehicles with limited engine compartment space.

The Bosch S30 12 battery features a standard 0 terminal layout (positive terminal on the right) and type 1 terminals, ensuring its versatility and ease of installation. With a B13 mounting area, installation is quick and secure, and the battery remains stable even under challenging driving conditions. This model is an excellent choice for drivers seeking a reliable and efficient solution at an affordable price.

When comparing the Bosch S30 12 to other batteries with similar specifications, it is worth mentioning models like Varta Black Dynamic F5 (88 Ah, 740 A) and Exide Excell EB852 (85 Ah, 760 A). For users requiring even higher performance, the Lucas Premium LP017 (90 Ah, 720 A) may be an attractive alternative. However, the Bosch S30 12 stands out for its exceptional build quality and the trusted Bosch brand reputation, making it a highly recommended option in this category.

Specifications

Battery specification
Brand	Bosch
Series	S3
Model	S30 12
Battery technology	standard
Capacity	88 Ah
CCA (Cold Cranking Amps)	740 A
Length	353 mm
Width	175 mm
Height	175 mm
Battery layout	0 – positive on the right side
Terminal types	1
Base hold-down	B13

Similar batteries

Battery model	Capacity	CCA	Dimensions	Base hold-down
Bosch S3 S30 12	88 Ah	740 A	353x175x175 mm	B13
Exide Excell EB852	85 Ah	760 A	353x175x175 mm	B13
Lucas Premium LP017	90 Ah	720 A	354x175x175 mm	B13
Varta Black Dynamic F5	88 Ah	740 A	353x175x175 mm	B13

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Frequently Asked Questions about the Bosch S30 12 car battery

What are the main specifications of the Bosch S3 S30 12 battery?

The Bosch S3 S30 12 is a 12V car battery with a capacity of 41Ah and a cold cranking amperage (CCA) of 360A. Its dimensions are approximately 207mm (length) x 175mm (width) x 175mm (height), making it suitable for a wide range of vehicles.

Which vehicles are compatible with the Bosch S3 S30 12 battery?

The Bosch S3 S30 12 battery is compatible with many small to medium-sized petrol and diesel cars, including popular brands such as Ford, Volkswagen, Vauxhall, and Honda. It is ideal for vehicles with standard electrical requirements.

Is the Bosch S3 S30 12 battery maintenance-free?

Yes, the Bosch S3 S30 12 is a maintenance-free battery, meaning you do not need to top up the electrolyte levels during its lifespan. It is designed for convenience and reliability.

What is the warranty period for the Bosch S3 S30 12 battery?

The Bosch S3 S30 12 battery comes with a 3-year warranty, providing peace of mind and assurance of quality and durability.

How do I know if the Bosch S3 S30 12 is the right battery for my car?

To ensure compatibility, check your vehicle’s owner’s manual for battery specifications or use an online battery finder tool. Verify that the required size, terminal layout, and electrical specifications match those of the Bosch S3 S30 12 battery.

What are the benefits of choosing the Bosch S3 S30 12 battery?

The Bosch S3 S30 12 battery offers reliable starting power, long service life, and maintenance-free operation. It is produced by a trusted brand known for high-quality automotive components.

Can I install the Bosch S3 S30 12 battery myself?

Yes, the Bosch S3 S30 12 battery can be installed by most car owners with basic tools and knowledge. However, if you are unsure, it is recommended to have it installed by a professional mechanic to ensure safety and proper fitment.

Is the Bosch S3 S30 12 battery suitable for vehicles with start-stop technology?

No, the Bosch S3 S30 12 battery is not designed for vehicles equipped with start-stop systems. For such vehicles, a specific start-stop battery (EFB or AGM type) is recommended.