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CMWTEC’s ECO line battery finishing equipment bridges the gap between high-performance technology and cost-efficiency. Designed for lead-acid battery manufacturers who demand reliable, precise machines without the full investment of a Premium Line setup, our ECO Line delivers consistent quality at an optimised price point.
The ECO Line covers the essential stages of the battery finishing process: volumetric acid filling, acid levelling, post-brushing, post-greasing, plug insertion, battery washing, air leak testing, high-voltage testing, high-rate discharge testing and battery labelling. Each machine is built on the same engineering principles as our Premium Line – ensuring durability, accuracy and seamless integration into your production line.
ECO Line machines are designed for flexibility. Whether you operate a smaller battery production facility or require a cost-efficient solution for specific process steps, our ECO Line equipment adapts to your exact requirements. Individual machines can also be combined with Premium Line equipment to create a hybrid battery finishing line tailored to your needs.
Manufactured at our facility in Runkel, Germany, every ECO Line machine meets strict quality standards. CMWTEC’s ECO Line is the ideal choice for battery manufacturers seeking proven German engineering at an efficient investment level.
Made in Germany
Exact & Precise
Quick & Clean
Individuals & Customized
Made in Germany
Exact & Precise
Quick & Clean
Individuals & Customized
With German engineering at its core, our modular concept turns individual machines into a scalable production system that grows with your requirements.
You can start with a compact setup and integrate additional modules whenever your capacity, processes or product portfolio change. This keeps your investment efficient today and your production flexible for tomorrow.
Our modular machines can be combined into flexible production lines and various machine set-ups – exactly as your process requires. In addition to proven setups, we also support individual requests and tailor-made solutions for your specific needs.
Whether you choose an established combination or develop your own – we’ll help you build the perfect system.
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.















Batteries from the conveyor of the finishing line are positioned exactly, and the levelling heads are lowered into the filling holes. Sensors in each head monitor the level in each cell individually. When the level is reached, the fill stroke rises and the battery is fed out. The next batteries are then fed into the levelling position.
The level accuracy is ±2 mm of the final level. The machine handles automotive car and truck batteries from 20 to 70 kg at up to 6 batteries per minute, depending on level volume.
The heads can be adjusted to the distance of the battery cover holes, and battery heights are set via a vertical spindle movement. The machine connects to the acid supply system of the factory. Its control can be integrated into a main system using program pre-selection.
The ECO machine combines an automatic levelling process with semiautomatic handling and reaches ±2 mm at up to 6 batteries per minute. The Premium Line Acid Levelling / Level Checking machine works with two stations, one for levelling and one for checking the level. It reaches ±1 mm at up to 8 batteries per minute.
Ready to optimize your manufacturing with advanced automation? We’re here to support you. Whether you’re curious about our products, need expert advice, or want tailored solutions for your production, reach out today. Let’s explore how we can achieve your goals together.

Get Insights from the latest ELBC in Vienna! Contact us for a meeting at the next upcoming event for a live presentation and more!

Get Insights from the latest ELBC in Vienna! Contact us for a meeting at the next upcoming event for a live presentation and more!