Commercial Vehicle Electric WLTP Reality: How to Secure 80% Funding Until 2025
Up to 425 km range after a Diesel-to-Electric upgrade – without the cost of a new vehicle. The funding deadline for an 80% grant ends on 31 August 2025. Act now to strategically circumvent rising diesel prices and stringent climate regulations.
The topic briefly and concisely
The deadline to apply for the 80% subsidy for electric commercial vehicles and DTE conversions ends on 31 August 2025.
The Diesel-to-Electric conversion (D2E) is often more economical than purchasing a new vehicle, as costly specialised fittings are retained and the total cost of ownership (TCO) decreases.
The actual range of e-commercial vehicles differs from WLTP values; analysing daily routes is crucial for selecting the right vehicle.
The discrepancy between the actual WLTP figures for electric commercial vehicles and the daily operational demands unsettles many fleet operators. At the same time, the Clean Vehicles Directive and rising operational costs increase the pressure to switch to eDrive solutions. This article shows you how to overcome the challenges of bureaucracy and range planning. We present a clear 4-point plan, enabling you to secure the government funding of 80% for vehicles and conversions in a timely manner by 31 August 2025 and sustainably reduce the total cost of ownership (TCO) of your fleet.
Understanding WLTP values and operational reality
The official range figures according to the Worldwide Harmonized Light Vehicles Test Procedure (WLTP) are determined under laboratory conditions at 23 °C. In practice, however, factors such as payload, outside temperature, and driving profile significantly affect the actual range of your electric commercial vehicle. For example, in winter, the range can decrease by 20 to 30%. Therefore, application-oriented planning is crucial instead of just a pure WLTP comparison. Our converted Heero DTE-Sprinter, for instance, achieve practical ranges of up to 425 kilometres. A thorough analysis of your daily routes is the first step to selecting the right vehicle, as described in detail by our article on the topic of WLTP vs. reality. This data basis is vital for further planning.
Deadline 31 August 2025: Make Optimal Use of the BMDV Funding
The Federal Ministry for Digital and Transport (BMDV) is significantly supporting the transition to clean drives. According to the funding guideline 'Climate-friendly Commercial Vehicles and Infrastructure' (KsNI), you can receive up to 80% of the additional investment costs as a grant for the purchase or conversion of an e-commercial vehicle. For the necessary charging infrastructure, it is at least 40%. The deadline for submitting applications is 31 August 2025. This funding drastically reduces acquisition costs and accelerates amortisation. Meeting the deadline is critical for the 2025 eBus funding and other vehicle classes. Here's how you secure the funds:
Check the eligibility of your company and project for funding.
Obtain a qualified offer for the vehicle or conversion.
Submit the application in a timely manner via the official portals.
Plan the implementation after receiving the funding notification.
This financial support is a key lever to ensure the economic viability of your fleet modernisation.
Total Cost of Ownership: Why Conversion Often Surpasses New Purchase
The Total Cost of Ownership (TCO), meaning the overall operating costs, is the critical metric for assessing the economic efficiency of your fleet. It encompasses all costs over the entire lifecycle of a vehicle. While electric transporters may have higher upfront costs, they benefit from significantly lower operational and maintenance costs. Particularly advantageous is the Diesel-to-Electric conversion (DTE), as it avoids the expensive purchase of a completely new vehicle. Existing and often costly special constructions are retained. A detailed Total Cost of Ownership comparison shows the advantages. The main cost drivers in comparison are:
Acquisition: High costs with new purchases vs. moderate costs with DTE conversion.
Energy: Electricity costs per 100 km are up to 60% lower than diesel costs.
Maintenance: Eliminating oil changes and reduced brake wear lower costs by up to 50%.
Subsidies: An 80% grant on the conversion significantly lowers the entry barrier.
Through conversion, you not only protect the investments made but also position your fleet to be future-proof.
Your 4-point action plan for timely electrification
To take advantage of the funding opportunities and ensure a successful transition, we recommend a pragmatic 4-step plan. This structured approach helps you avoid pitfalls and sets the course for profitable operations. Start with a thorough analysis of your operational requirements to find the appropriate conversion solution. Here's how to proceed:
Conduct needs analysis: Record the daily driving distances, typical payload, and downtime of your vehicles. This will define the required battery capacity and range. The Heero eTransporter offers a solid foundation with a range of up to 500 km.
Check funding potential: Clarify all details regarding eligibility and the necessary documents for the BMDV funding. The deadline on 31 August 2025 is binding.
Evaluate vehicle solution: Compare purchasing a new vehicle with a Diesel-to-Electric conversion. Our Heero DTE-Sprinter with ranges of up to 425 km are a financially and environmentally sensible alternative.
Plan charging infrastructure: Define the required charging capacity. Our vehicles charge standardly with up to 135 kW (DC), with the medium-floor bus even up to 165 kW.
With this plan, you ensure that your new electric fleet is perfectly tailored to your operational needs.
Sustainability as an Economic Factor: Circular Economy in Practice
Choosing a Diesel-to-Electric conversion is more than just a technical modernisation – it is a clear commitment to the circular economy. Instead of replacing a fully functional vehicle with a specialised body, its lifecycle is intelligently extended. This not only saves up to 80% of the CO₂ emissions that would occur during the production of a new vehicle, but also conserves valuable resources. You protect your existing investments while acting ecologically responsible at the same time. This approach enhances your image as a sustainable company and meets the increasingly stringent requirements of the Clean Vehicles Directive. The conversion is thus a direct contribution to reducing the ecological footprint of your fleet. Learn more about the benefits of electrifying diesel transporters. This makes sustainability a measurable economic advantage.
Start your funding analysis
Answer three questions, receive your grant roadmap and utilise the 80% subsidy. Secure your free and non-binding analysis to electrify your fleet in a timely and economical manner.
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More useful links
German Bundestag offers current news briefs and information on political developments.
Federal Office for Logistics and Mobility (BALM) provides detailed information on the funding programme ‘Climate-Friendly Commercial Vehicles and Infrastructure’ (KsNI).
Federal Ministry for Digital and Transport (BMDV) provides comprehensive information about the WLTP testing procedure and its significance.
Association of International Motor Vehicle Manufacturers (VDIK) answers frequently asked questions about the new WLTP testing procedure in a detailed document.
Federal Motor Transport Authority (KBA) publishes current statistics on vehicle registrations in Germany.
VDE (Association for Electrical, Electronic & Information Technologies) offers a study on climate-friendly commercial vehicles and their potentials.
KfW provides information on funding programmes for companies in the field of electric mobility.
German Association of Cities provides a guide to expanding charging infrastructure in municipalities.
FAQ
What is the range of a converted E-Sprinter in practice?
A DTE Sprinter converted to electric by Heero achieves a practical range of up to 425 kilometres. The exact range depends on factors such as payload, route profile, and outside temperature.
How long does it take to charge a Heero E-transporter?
At a DC fast charging station with 135 kW charging power, the 96 kWh net battery can be charged from 10% to 80% in about 35 minutes. The medium-low-floor bus with 115 kWh net capacity charges with up to 165 kW in around 30 minutes to 80%.
What should be considered when planning the charging infrastructure?
Analyse the idle times of your vehicles. For vehicles that are parked overnight at the depot, an AC wallbox is often sufficient. For vehicles in multi-shift operation or with short idle times, a DC fast charging infrastructure is necessary, which is subsidised by 40%.
What does TCO mean and why is it important?
TCO stands for Total Cost of Ownership and refers to the total operating costs of a vehicle over its entire lifetime. This metric is crucial because it takes into account not only acquisition, but also ongoing costs such as energy, maintenance, taxes, and insurance, thus enabling a realistic assessment of economic efficiency.
Who is eligible to apply for the BMDV funding?
Eligible applicants for the KsNI funding are companies from the private sector, municipal companies, as well as public corporations and institutions. The exact conditions should be checked before submitting an application.
What happens if I miss the funding deadline on 31st August 2025?
If you miss the application deadline, you cannot apply for funding for your project from this funding round. It is uncertain whether and in what form future funding programmes will be established. Therefore, it is advisable to strictly adhere to the current deadline.




