BMW Varta VRLA / AGM 12V Accumulator Battery 80Ah 800A 7555718

BMW Varta VRLA / AGM 12V Accumulator Battery 80Ah 800A is an original battery from the BMW Batteries group, designed to work with the advanced electrical systems of vehicles from this brand. VRLA/AGM technology ensures stable starting parameters and predictable behavior under load, which is particularly important in cars with extensive onboard electronics. Using an OEM component allows for maintaining the factory characteristics of the power supply system at an optimal service cost.

Specifications and technical data

• SKU: 9364592
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9364592
• Substitutable numbers: 61219364592, 9364592, 61217555718, 7555718, KZ
• Weight: 150
• Category: Batteries

VRLA / AGM technology in BMW batteries

The BMW Varta VRLA / AGM 12V battery uses an Absorbent Glass Mat (AGM) construction, where the electrolyte is absorbed into separators. This type of design ensures:

• high resistance to shocks and vibrations typical of road use,
• stable voltage across a wide range of electrical loads,
• better tolerance for deeper discharges compared to classic lead-acid batteries,
• a tighter VRLA construction, limiting gas emissions during proper charging system operation.

Thanks to this, the battery with AGM technology works well with extensive comfort systems, safety systems, and control electronics characteristic of modern BMW models.

Performance parameters and application

The 12V configuration, combined with the capacity and starting current selected by the manufacturer for specific applications, ensures a reliable start of the engine and stable power supply for consumers. The battery from this series is designed for:

• vehicles equipped with numerous control units, comfort modules, and driver assistance systems,
• systems requiring a repeatable, powerful starting impulse,
• maintaining factory charging characteristics and compatibility with the BMW alternator.

A properly selected AGM battery limits voltage drops under high load, which translates into stable operation of onboard electronics and a lower risk of system errors.

Installation and operational characteristics

The original BMW Varta VRLA / AGM 12V Accumulator Battery 80Ah 800A is a design intended for installation in the factory-designed location in the engine compartment or trunk (depending on the vehicle model). Using an OEM component facilitates:

• maintaining the correct mounting method and routing of power cables,
• proper cooperation with energy management sensors,
• maintaining the appropriate weight and load distribution in the vehicle.

When replacing a battery in BMW cars, it is also important to carry out service procedures related to registering the new battery in the vehicle's system so that the charging controller can operate within the optimal range.

Product condition and benefits of choosing a used part

The presented battery is in the category of used OEM components, which allows for reducing vehicle maintenance costs while maintaining the manufacturer's original specifications. Choosing such a solution is particularly beneficial in situations where priority is given to compatibility with the factory power supply system and matching the existing electrical installation.

Before installation, it is recommended to verify the state of charge and check the operating parameters in the vehicle to ensure trouble-free operation and proper conditions for the onboard electronics.

Expanding the power supply system in BMW – Batteries

If you are planning a comprehensive repair or upgrade of the electrical power zone in your BMW and need other elements from the same group, such as additional energy storage units, auxiliary batteries, or alternative capacity configurations, check the available parts in the BMW Batteries category.

If you are considering a wider use of components from the secondary market, including electronic elements that work with the power supply system, it is worth familiarizing yourself with practical tips regarding the selection and operation of such solutions – a detailed discussion can be found in the article The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?.