BMW i3s I01 LCI 94Ah High Voltage Inverter Electrical Machine 8488547

BMW i3s I01 LCI 94Ah High Voltage Inverter Electrical Machine is a specialized high-voltage system component responsible for precise energy control in the BMW i3 I01 hybrid powertrain with a Range Extender unit. This used sub-assembly from the Alternators and generators group allows for efficient power flow management between the traction battery and the electric motor, ensuring stable operation of the drivetrain. This solution is intended for users who require a technically matched component for professional repair or replacement.

Specifications and technical data

• SKU: 8488547
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8488547
• Substitutable numbers: 8488547, 12368488547, 8688831, 12368688831, 8679676, 12368679676
• Gearbox type: Automatic
• Category: Alternators & Generators

Purpose and function of the inverter in the BMW i3 I01

The offered inverter is a component of the electrical system in the hybrid BMW i3 I01 with a Rex module, where it is responsible for the conversion and control of electrical energy in the powertrain. Its task is to control the operation of the electric motor and cooperate with the charging system, which is crucial for smooth acceleration, recuperation, and the overall energy efficiency of the vehicle. Thanks to this component, the drivetrain can operate in an optimized manner, in accordance with the manufacturer's specifications.

Compatibility with the drivetrain and transmission

The inverter has been designed to work with the BMW i3 drivetrain equipped with an automatic transmission, which is a standard solution in this model. Integration with the automatic gearbox allows for precise management of the electric motor's torque, and thus for smooth load changes and comfortable driving in both urban and extra-urban traffic. The use of the correct inverter is essential for maintaining proper communication between the powertrain controllers and the rest of the vehicle's electronics.

Benefits of using an original BMW component

Using an original inverter dedicated to the BMW i3 I01 with the Rex system ensures:

• maintenance of factory operating parameters of the electrical system,
• proper cooperation with the existing high-voltage installation,
• compatibility with vehicle controller software,
• stable operation of the recuperation and powertrain assistance system.

Additionally, the presence of interchangeable part numbers allows for easier verification of compatibility with a specific vehicle configuration, which facilitates part selection in a professional service center.

Condition and service application

The offered inverter is a used component, making it an attractive solution for vehicle repairs where the priority is combining functionality with cost control. This type of component is particularly useful for:

• troubleshooting drivetrain faults related to electric motor control errors,
• repairs following mechanical or electrical damage within the high-voltage module,
• restoring vehicle performance after a failure of charging and power supply system components.

For workshops specializing in electromobility, this represents a practical service solution, allowing for the restoration of full hybrid powertrain functionality.

BMW Alternators and generators – expansion and service of the electrical system

If you are planning a comprehensive repair or upgrade of the electrical system area in your BMW and need other elements from the same group, such as charging modules, energy management elements, or components cooperating with the electric drive, check the available parts in the BMW Alternators and generators category.

If you are considering a broader vehicle upgrade, including improving cabin ergonomics and driving comfort, it is worth checking out the guide on selecting interior equipment from dismantling – you will find practical tips in the article Interior metamorphosis: how branded seats from dismantling improve comfort and car value.