Happier drivers, better fuel efficiency… solar has the answer 

Fuel efficiency 

Solar helps drivers rest better, cut breakdowns, and stay safer on the road – benefits that also deliver measurable fuel efficiency gains.

Your drivers aren’t just behind the wheel – they’re at the heart of your business. Their performance shapes safety, efficiency, customer satisfaction and ultimately your bottom line. 

Forward-thinking operators increasingly recognise this: when you support drivers’ comfort and wellbeing, you don’t just boost morale – you improve performance across the board. And in a competitive, efficiency-driven industry, even small gains add up. 

That’s where solar comes in. As a quiet, consistent energy source, it helps drivers rest better, feel more in control, and do their best work on the road – all while saving fuel. 

When drivers rest better, your whole fleet runs better 

Long-haul routes. Tight schedules. Hot days, cold nights. Modern trucks carry more than freight — they carry lives on the road. And with increased power demands from sleeper cab ventilation, phone and fridge charging, lighting and more, auxiliary loads are taking a toll. 

To keep comfortable, many drivers idle engines or rely on batteries that don’t last the night. That leads to: 

  • Flat batteries and jumpstarts 
  • Interrupted rest 
  • Frustration and complaints 
  • More callouts, more downtime

Every one of those issues hits your efficiency, directly or indirectly. 

“We used to get regular calls from drivers needing a jumpstart after their rest breaks,” said one fleet manager in a recent Green Energy pilot. “Now, since solar’s on the roof, that’s just gone away.” 

Solar: quiet support that drivers notice 

Roof-mounted solar panels – especially lightweight, CIGS-based ones – give your drivers what they need without drawing from the engine. That means: 

  • A cooler cab in summer 
  • Power for fridges, phones, fans 
  • No more battery anxiety 
  • A full night’s rest 

And all of that contributes to what matters most on the road: safety, focus, and the ability to go the extra mile — quite literally. 

Take care of your drivers, and the savings follow 

It’s easy to think of fuel savings only in technical terms: tyres, routing, aerodynamics. But your drivers have a massive impact too.  

If your trucks are already efficient, solar may not sound like a game-changer. But when it improves driver wellbeing and supports a more stable, rested and efficient driving style – across dozens or hundreds of trucks – those small, stacked gains become significant. 

Solar is more than a tool for fuel savings and emissions, it’s a tool for people. And people are the key to performance. 

See how solar is already helping fleets across Europe:

Read how HST Groep eliminated battery-related breakdowns here
See long-haul results from Sweden here
Talk to us about a pilot today

About Green Energy

At Green Energy, we believe sustainability should be practical, measurable, and accessible. Our flexible, ultra-thin CIGS solar panels can be mounted directly on vehicle roofs, work even in partial shade, and are highly resistant to shock and vibration – making them perfect for the demanding conditions of the transport sector. 

With our in-house developed Fleet Tracker system, companies can also document their energy production, CO₂ savings, and fuel reductions – ready for ESG reporting. 

Read more about how our solution work here: greenenergy.pro/how-it-works
Read more about our appearance in Børsen: borsen.dk

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Explore more of the benefits of CIGS Solar Panels

The CIGS solar panel is often recognised on its slim profile, its flexibility and its low weight. CIGS solar panels are better than conventional solar panels in almost every aspect, when it comes to sustainability efforts and especially durability.

Liters of water dissipation / kWh produced

Lower is better

Data from: https://unece.org/sed/documents/2021/10/reports/life-cycle-assessment-electricity-generation-options (page 37-38)

Document

CIGS compared to poly-Si

Roof mounted

Land use / kWh produced

Lower is better

Data from: https://unece.org/sed/documents/2021/10/reports/life-cycle-assessment-electricity-generation-options (page 37-38)

Document

CIGS compared to poly-Si

Roof mounted

Ionising radiation emited / kWh produced

Lower is better

Data from: https://unece.org/sed/documents/2021/10/reports/life-cycle-assessment-electricity-generation-options (page 37-38)

Document

CIGS compared to poly-Si

Roof mounted

Carcinogenic effects / kWh produced

Lower is better

Data from: https://unece.org/sed/documents/2021/10/reports/life-cycle-assessment-electricity-generation-options (page 37-38)

Document

CIGS compared to poly-Si

Roof mounted

Freshwater eutrophication / kWh produced

Lower is better

Data from: https://unece.org/sed/documents/2021/10/reports/life-cycle-assessment-electricity-generation-options (page 37-38)

Document

CIGS compared to poly-Si

Roof mounted