Sustainable power for the Flex-E
The Flex-E battery is the heart of the new ONOX electric tractor - developed by ANSMANN × ONOX.

Lithium-Ion Battery for Use in Onox Tractor Gen 2
Always ready for action - for the ONOX electric tractor
The Flex-E battery was specially developed for the ONOX Gen 2 tractor and provides constant energy for all applications - from the field to the farm.


Stable performance
The LFP cell technology guarantees a constant voltage during the entire discharge cycle.
This ensures that the performance of the electric tractor remains constant - even under high loads or at low temperatures.
With its robust design and integrated heating function, it remains reliable even at sub-zero temperatures. This makes it the ideal solution for farmers who rely on a sustainable and low-maintenance energy supply.
Powerful Li-Ion battery
Easy to integrate
The modular design allows flexible adaptation to different tractor models and vehicles.
Economical & efficient
The long service life of the LFP cells ensures minimum maintenance costs and maximum operational reliability.
Made in Germany
Development and production at ANSMANN's headquarters guarantee the highest quality standards.


Sustainability & recycling
ANSMANN stands for sustainable energy solutions with responsibility for the environment and resources.
You can find more information on the environmentally friendly disposal of batteries here:



