Solution · EV Charging

Commercial EV Charging Solar-Powered, Professionally Installed Across Scotland

As business fleets and staff vehicles electrify, the cost of charging becomes a new operational energy line. The most effective way to manage that cost is to power your EV charging infrastructure from on-site solar generation - combining both in a single integrated system.

The commercial EV charging opportunity

A solar-powered EV charging system is the most cost-effective commercial charging infrastructure available – generating the electricity for charging from the roof rather than purchasing it from the grid, and making fleet and staff charging a near-zero running cost for any business with available roof space.

Fleet electrification is accelerating across Scotland and the wider UK, driven by ULEZ expansion, net zero commitments, fuel cost differentials and the availability of BIK tax incentives for electric company cars. For commercial businesses, EV charging infrastructure is no longer a future consideration – it is an operational requirement that is arriving now.

Caledonia Solar designs and delivers commercial EV charging infrastructure integrated with solar generation systems, ensuring that the electricity used to charge business and staff vehicles is sourced from on-site renewable generation wherever possible.

Commercial EV charging infrastructure

Commercial EV charging combines depot infrastructure, customer or visitor charging, and where solar is co located, the ability to charge fleet vehicles from on site generation. Caledonia Solar designs charging layouts that integrate with solar PV and grid connection capacity together.

EV infrastructure is sized alongside the solar and grid connection in one integrated design.
Commercial EV charging infrastructure layout plan and electrical schematic - Caledonia Solar

Integrated solar and EV charging

Direct solar-powered charging

Solar generation powers EV charging directly during daylight hours - the hours when most fleet and workplace charging occurs.

Battery-extended charging windows

Battery storage can extend solar-powered charging into early morning and evening fleet charging windows.

Combined cost reduction

A combined solar and EV charging system reduces the grid electricity cost of both building operations and fleet charging simultaneously.

Carport integration

Solar carport structures provide a natural combination of covered parking, solar generation and EV charging in a single installation - see Solar Carports.

Scalable infrastructure

Charging infrastructure can be designed to scale as fleet electrification increases - additional charge points added without structural changes to the solar system.

Every business that installs EV charging infrastructure without solar generation is committing to purchasing grid electricity for charging at current and future grid tariffs. Integrating solar from the outset locks in a lower charging cost for the life of the system.

Charge point specifications

Workplace charge points
7kW AC Type 2
suitable for overnight and working-day staff and fleet charging
Fleet rapid charging
22kW AC / 50–75kW DC
for faster fleet turnaround requirements
Car park infrastructure
Load management
across multiple charge points within available grid capacity
Smart charging
Time-of-use optimisation
prioritise charging during solar hours or low-tariff periods
Back office
Real-time monitoring
usage reporting and cost allocation by vehicle or user

All figures are indicative only. Caledonia Solar will provide a full specification for your specific site.

Caledonia Solar designs EV charging infrastructure to commercial electrical standards. All charge point installation is carried out by our NICEIC and NAPIT accredited installation partner.

Three ways to fund EV Charging

Caledonia Solar models all three funding routes for every project: CapEx purchase, Asset Finance, and PPA. The right route depends on your business profile, capital position, and operational priorities. We provide a full comparison for your specific circumstances.

Option 1
CapEx Purchase

Buy the system outright. The highest lifetime return and full ownership of the asset and all the energy it generates from day one.

Option 2
Asset Finance

Spread the cost over a fixed term and preserve working capital. The system typically pays for itself from the energy savings it delivers.

Option 3
PPA / Fully Funded

Zero upfront cost. A funding partner owns the system and you simply buy the solar power it produces, at a rate below the grid.

Discuss EV charging for your business

EV charging requirements vary significantly by fleet size, charge point location, grid connection capacity and whether solar integration is planned or existing. Contact us to discuss your specific requirements - we will advise on the right charge point specification, solar integration options and funding routes for your business.