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+34 91 802 16 49


Technical Assistance

Technical support will provide an assessment of the problem, determine the customer's needs, proceed to immediate troubleshooting if the problem is caused by the equipment, determine if the equipment needs to be sent in for repair, or evaluate other types of assistance by appointment such as remote start-ups or installation questions. This preliminary support assessment is free of charge in any case.

For more information, see the following tab.

Technical Assistance Form

This service is exclusively for purchases made at Master Battery. We will not respond to requests for products outside of our brand.

Customer data

Installation Details

Equipment Error



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  • - The assistance form must be duly completed for the correct handling of the incident.
  • - We will not be able to answer questions about products that have NOT been sold by Master Battery.
  • - If you do not send a video or photo of the error, we will not be able to guarantee satisfactory assistance.

Master Battery informs you that the personal data you provide us with by filling in this form will be processed by Master Battery, S.L. as the party responsible for this website. The purpose of the collection and processing of personal data that we request is to send you our publications, product promotions and / or services and exclusive resources. The legitimation is through the consent of the interested party. We inform you that the data you provide will be stored on the servers of ANW (hosting provider), located in Spain. Failure to enter the personal data that appear on the form as compulsory may result in us not being able to deal with your request. You may exercise your rights of access, rectification, limitation and deletion of data on as well as the right to lodge a complaint with a supervisory authority. You can consult additional and detailed information on Data Protection in our privacy policy.