Bosch S30 05 – Bosch S3 batteries



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The Bosch S3 series is a reliable line of lead-acid batteries designed for drivers who prioritize dependability and affordability in standard vehicle applications. These batteries are especially suitable for older vehicles or those without advanced electrical systems such as start-stop technology or extensive onboard electronics. While the S3 series does not incorporate the latest innovations like AGM or EFB technology, it delivers solid cold cranking performance and consistent capacity. Known for Bosch’s engineering quality, the S3 range offers good value and is ideal for users who need a no-frills, maintenance-free battery for everyday driving conditions. The S3 batteries are also widely available and built to fit standard European vehicles, ensuring compatibility and ease of installation.

The Bosch S30 05 model is a representative example of the S3 series’ philosophy. This 12V lead-acid battery offers a capacity of 56 Ah and a cold cranking amperage of 480 A, which is suitable for smaller petrol engines or older diesel engines without high electrical demands. With dimensions of 242 mm in length, 175 mm in width, and 190 mm in height, this battery conforms to the L2 size group—a common European format. The L2 classification means it shares compatibility with a wide range of compact and mid-sized vehicles across brands such as Volkswagen, Ford, Opel, Peugeot, and others. Its layout includes terminal layout type 0 and standard European terminal type 1, with a B13 hold-down for stable mounting.

Though the S30 05 sits at the lower end of performance compared to some alternatives, it remains a dependable option for standard vehicle needs. When comparing this model with its direct competitors, such as the Bosch S40 05 (60 Ah, 540 A) or S50 05 (63 Ah, 610 A), it’s clear that while the S30 05 offers slightly less capacity and starting power, it is more affordable and still meets the basic requirements for many vehicles. Likewise, models like the Varta Black Dynamic C14 (also 56 Ah, 480 A) or the Halfords Essentials HB 027 (56 Ah, 480 A) match it almost identically in specs, reinforcing that the S30 05 targets drivers looking for a cost-effective and proven solution without unnecessary extras.

Where the Bosch S30 05 really makes sense is in applications where reliability matters more than maximum performance. For instance, if you’re driving an older model vehicle or using your car mainly for short trips and light-duty operation, this battery provides ample power without overspending on features you won’t use. Furthermore, because it is not an EFB or AGM battery, it is not designed for vehicles equipped with start-stop systems, so using it in modern vehicles with energy recovery systems or high accessory loads could lead to premature wear.

In summary, the Bosch S30 05 is a classic, reliable battery that does exactly what it promises—offers solid starting power, durable design, and compatibility with a wide range of European vehicles. While there are higher-performance options in Bosch’s own lineup or from brands like Exide or Varta, the S30 05 remains a smart choice for everyday drivers who want the Bosch quality at a more accessible price point.

Specifications


Battery specification
BrandBosch
SeriesS3
ModelS30 05
Battery technologystandard
Capacity56 Ah
CCA (Cold Cranking Amps)480 A
Length242 mm
Width175 mm
Height190 mm
Battery layout0 – positive on the right side
Terminal types1
Base hold-downB13

Similar batteries


Battery modelCapacityCCADimensionsBase hold-down
Bosch S3 S30 0556 Ah480 A242x175x190 mmB13
Bosch S4 S40 0560 Ah540 A242x175x190 mmB13
Bosch S5 S50 0563 Ah610 A242x175x190 mmB13
Exide Classic EC55055 Ah460 A242x175x190 mmB13
Exide Excell EB62062 Ah540 A242x175x190 mmB13
Exide Premium EA64064 Ah640 A242x175x190 mmB13
Halfords Essentials HB 02756 Ah480 A242x175x190 mmB13
Halfords Standard HCB 02762 Ah550 A242x175x190 mmB13
Lucas Premium LP02760 Ah540 A243x175x190 mmB13
Lucas Supreme LS02765 Ah640 A242x175x190 mmB13
Varta Black Dynamic C1456 Ah480 A242x175x190 mmB13
Varta Blue Dynamic D2460 Ah540 A242x175x190 mmB13
Varta Silver Dynamic D1563 Ah610 A242x175x190 mmB13

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