Electrifying fleets: Retrofitting service vans for technicians with long-range batteries and lowering TCO

Electrifying fleets: Retrofitting service vans for technicians with long-range batteries and lowering TCO
Rising diesel prices and strict CO2 regulations are putting a strain on the budgets of fleets with service vans for technicians. An electric conversion with a long-range battery offers an economically and environmentally superior alternative to buying expensive new vehicles. Discover how you can make your existing fleet future-proof while massively reducing operating costs.
The topic briefly and concisely
Converting a fleet of service vans for technicians to electric drive with long-range batteries reduces the TCO by up to 25% through savings in energy, maintenance, and taxes.
HEEROs D2E technology enables a practical range of up to 425 km, ensuring mission planning beyond just city traffic.
The retrofitting protects your investments, as expensive special setups and shelving systems remain in the vehicle and do not have to be purchased anew.
For fleet managers of service and craft businesses, the air is getting thinner: EU CO2 emission standards have been noticeably tightened starting in 2025, making the operation of diesel fleets increasingly uneconomical. At the same time, looming inner-city driving bans threaten the operational readiness of your technicians. Purchasing new e-vans is often associated with long delivery times and the loss of expensive, customized installations. HEERO offers a pragmatic solution: We convert your proven Mercedes-Benz Sprinter into powerful electric vehicles with a range of over 400 km in just 10 days. This protects your investments, reduces total cost of ownership (TCO), and secures your competitiveness for the next 10 years.
Key Takeaways
Converting a fleet of service vans for technicians to electric drive with a long-range battery reduces TCO by up to 25% through savings on energy, maintenance, and taxes.
HEERO's technology enables a practical range of up to 425 km, securing deployment planning beyond pure city traffic.
The conversion protects your investments because expensive specialized bodies and shelving systems are preserved in the vehicle and do not need to be purchased anew.
By continuing to use existing vehicles in the spirit of the circular economy, valuable resources are conserved and the CO2 balance is significantly improved compared to buying a new vehicle.
Government funding programs such as the KsNI directive subsidized the conversion until 2024 and further improved the economic viability of the fleet transformation.
Operating costs and CO2 regulations challenge fleet operators
Pressure on fleet operators is continuously growing. EU Regulation 2019/631 mandates a 15% CO2 reduction for light commercial vehicles starting in 2025, and the pressure continues to rise until 2030. This inevitably leads to higher operating costs for diesel fleets. An analysis of the total cost of ownership (TCO) shows that expenditures for fuel and maintenance represent a significant share for combustion vehicles. For service companies whose technicians cover hundreds of kilometers daily, this becomes an economic burden. Many fleet managers underestimate the financial impact of the upcoming CO2 regulation. Transitioning to locally emission-free drives is no longer an option, but a necessity to secure operational readiness and cost-effectiveness. A detailed analysis of your fleet TCO is the first step toward future-proof planning. These challenges require a solution that is intelligent not only regarding emissions, but above all economically.
Investments in specialized structures through retrofitting protect
Service vans for technicians are often rolling workshops with expensive, customized shelving systems and specialized bodies that can reach a value of over 20,000 euros per vehicle. Purchasing a new electric van usually means the total loss of this investment. The HEERO conversion offers a decisive advantage here: we preserve the complete body of your proven Mercedes-Benz Sprinter. This circular economy approach not only conserves valuable resources, but also your capital. Instead of scrapping a functioning vehicle, we extend its life cycle by at least 10 years. Preserving the bodies saves up to 40% of the costs compared to a newly equipped electric vehicle. The conversion is therefore the pragmatic solution for all companies wishing to electrify their workshop vehicles without loss of value. But can a converted vehicle offer the same performance as a new electric model?
Practical range of over 400 km for maximum operational safety
The greatest concern when electrifying commercial vehicle fleets is range. Many standard electric vans reach their limits at 250-300 km, which is often insufficient for the demanding daily routine of technicians. HEERO has solved this problem: Our converted Sprinters achieve a certified range of up to 425 km with just a single battery charge. This allows your technicians to easily cover longer distances to customers or between different locations on the highway. This enormous range is made possible by our specially developed battery systems and intelligent energy management. It gives you the planning reliability you are accustomed to from your diesel vehicles. Learn more about how you can convert your service vehicles for long distances. This superior performance is complemented by a highly efficient and fast conversion process.
Efficient fleet transformation in just 10 days per vehicle
While delivery times for new electric vans often take 12 months or longer, we transform your existing vehicles in record time. The entire conversion process for a Mercedes-Benz Sprinter takes just 10 working days at our factory in Germany. This fast turnaround minimizes your fleet's downtime and ensures rapid reintegration of the vehicles into your operations. Our standardized process includes the following steps:
Delivery and inspection of your diesel vehicle.
Professional removal of the engine, transmission, and exhaust system.
Integration of the electric drivetrain and the high-performance battery.
Installation of the charging electronics and the new cockpit display.
Comprehensive quality control and TÜV approval.
The rapid availability enables a flexible and plannable electrification of your entire fleet. With this method, you can bypass the often long delivery times for new vehicles and benefit immediately from the advantages of e-mobility. In addition to the quick implementation, the conversion is particularly convincing due to its outstanding cost-effectiveness.
Optimize total cost of ownership (TCO) with government funding
Converting to an electric drive from HEERO reduces your total cost of ownership (TCO) by up to 25%. The savings result from significantly lower energy costs compared to diesel, as well as up to 75% reduced maintenance costs. In addition, you benefit from a 10-year exemption from vehicle tax. To further facilitate the investment, the federal government supported the electrification of commercial vehicle fleets. The funding program "Climate-friendly commercial and special-purpose vehicles" (KsNI) subsidized the additional investment costs for purchase or conversion by up to 80% until 2024. Through the combination of TCO savings and funding, the conversion often paid for itself after just 3 to 4 years. A precise ROI calculation for your fleet shows the specific savings potential. However, the benefits go beyond pure cost savings and also include tangible improvements for the daily work of your technicians.
Mobile workshop with autonomous power supply for more flexibility
A HEERO E-Sprinter is more than just a means of transportation; it is a mobile energy source. The powerful vehicle battery can be used as a power source for tools, laptops, and other devices directly at the operating site. This makes your technicians independent of external power supply and increases on-site efficiency by up to 15%. Your employees also benefit from a quiet and vibration-free driving experience and retain the familiar operation of their Sprinter. The conversion transforms your Sprinter into a mobile workshop that is perfectly equipped for the demands of modern service deployments. The ability to operate tools directly reduces setup time and increases daily productivity. This pragmatic approach combines technological progress with a deep understanding of sustainable management.
More useful links
Kraftfahrt-Bundesamt (KBA) offers official statistics on the vehicle fleet and environmental data in Germany.
Umweltbundesamt provides comprehensive information and publications on the topic of electromobility.
Nationale Leitstelle Ladeinfrastruktur offers specialized information and resources on charging infrastructure for commercial vehicles.
Bundesministerium für Digitales und Verkehr (BMDV) provides information on political measures and funding programs for commercial vehicles with alternative drives.
Verband der Automobilindustrie (VDA) offers insights into the positions and activities of the German automotive industry regarding electromobility.
Fraunhofer-Institut für System- und Innovationsforschung (ISI) presents research results and analyses on electromobility and its impacts.
Transport & Environment offers a detailed report on the total cost of ownership (TCO) of electric commercial vehicles.
DEKRA offers expert information and services for converting trucks to electric drive.



