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The Advantage
This AGM Spiral Battery Filling Machine was designed and developed for the purpose of filling Spiral AGM batteries with sulfuric Acid, supported by vacuum. The volume of Acid to be filled in is dosed by a volumetric measuring system. The Acid is supplied to the individual special designed filling heads through the distribution system. The filling heads can be adjusted according to the distance of the battery cover holes. Each of the three filling units, content 6 filling heads.

Made in Germany
Exact & Precise
Quick & Clean
Individuals & Customized
Made in Germany
Exact & Precise
Quick & Clean
Individuals & Customized
Through close collaboration and a deep understanding of our customers’ needs, we deliver exactly what they expect: exceptional quality, intuitive usability, and tailored, personalized service. Our Premium Finishing Line Equipment is designed with cutting-edge technology to simplify operations and handling, ensuring a seamless experience. Engineered to exceed expectations, this high-tech solution is crafted to meet the highest standards and leave no detail overlooked.



















CMWTEC offers complete solutions for battery production—ranging from stand-alone machines and fully automated lines to advanced testing equipment and smart handling systems. Our modular approach enables flexible configurations and seamless integration into existing processes. With the DataManager software, we also provide digital tools for process control, traceability, and production data management. From assembly to end-of-line testing, CMWTEC delivers efficient technology for the entire battery production workflow.





Exact & Precise
Tailored to meet the high-quality standards of original equipment manufacturers, our machines
guarantee precision and reliability.
Years of experience
With years of experience, we craft machines that perform flawlessly, empowering you to focus on what matters most—your production.
Worldwide ambitious
Manufactured in Germany and delivered worldwide, we ensure punctuality and consistency in every project.
Please contact us if you are interested in a machine from our machine portfolio. Or contact us if the machine you are looking for is not described on our website. Our sales team and our engineers will be happy to help you with the design for your specific requirements.
It fills spiral AGM / VRLA batteries from 20 to 40 kg with sulphuric acid, supported by vacuum.
The machine has three filling units with six filling heads each. Depending on the group compression of the batteries, it fills 1 to 3 batteries per minute with a filling accuracy of ±0.5% of the volume.
Yes. The filling heads can be adjusted to the distance of the battery cover holes, and change-over times are short.
A volumetric measuring system with a flow meter doses the acid, which is filled under vacuum in a special VACBOX tooling system. This avoids air inclusions during filling.