To‑Zero GmbH, based in Rausdorf, Germany, provides a full-stack solution for electrifying existing bus fleets. Their conversion kit includes non-flammable batteries, vehicle control software, TÜV certification, and compatibility with popular diesel bus models (MAN A20/A21, A23, Mercedes Citaro 530 G).
The retrofit process takes weeks, enabling operators to reduce costs, emissions, and reliance on new vehicle procurement.
The retrofit process takes weeks, enabling operators to reduce costs, emissions, and reliance on new vehicle procurement.
Company Snapshot
Industry
Electric Vehicle Conversion, Public Transit Electrification
Founded
2022
Headquarters
Rausdorf, Germany
Employees
11-50
Key Partners
Product
To‑Zero provides a TÜV‑approved conversion kit featuring non‑flammable high-energy battery cells, vehicle control systems, and modular integration with existing bus chassis. Conversions deliver up to 400 km range per charge and support fast charging (~100 km in 30 minutes).
Operators can cut energy and maintenance costs by up to 70%, eliminate tailpipe emissions, and avoid buying new electric buses. Retrofitting leverages existing assets to accelerate fleet electrification and aligns with EU emission targets.
Team
Hans-Georg Herb
CFO & CO-FOUNDER
Andreas Pfeffer
CEO & CO-FOUNDER
Contact information
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