Commercial Solar Financing and the Cost of Commercial Solar Panel Installation Explained
Adopting solar energy is an effective way for businesses to cut long-term operating costs, build energy resilience, and show a clear commitment to sustainability. However, many companies find that learning about the different commercial solar financing options is one of the first challenges they face.
We are often asked: What are the main ways to finance a commercial solar system? How do factors such as roof access and building layout influence the overall cost? Most importantly, how can businesses take advantage of government incentives and capital allowances to reduce their initial investment? What is the cost of commercial solar panel installation?
In this guide, we break down the four main financing options for commercial solar projects, explain how installation timing and site conditions can affect costs, and show you how to calculate your system’s payback period. We also highlight how current incentives can make solar more cost-effective than many expect.
Whether you are considering a full roof replacement or simply reviewing your options, this overview will help you make informed decisions as you move towards solar power.
What financing options exist for commercial solar installations
There are several ways businesses can fund a solar installation to make the process more accessible and cost-effective. The main options include purchasing the system outright, taking out a loan, entering into a solar lease, or signing a power purchase agreement (PPA).
Each route offers its own set of benefits, so companies can select the approach that best fits their cash flow, long-term objectives, and appetite for risk.
What are the four ways that solar systems are bought or financed?
There are four main ways to acquire a commercial solar system:
Direct Purchase (capex)
With a direct purchase, your business owns the system outright and receives the full benefit of any incentives and long-term savings.
Solar Loans
Solar loans allow you to spread the upfront cost over time, making it easier to manage the cost of commercial solar panel installation.
Solar Leases (hire purchase Agreement (hpa)
With a Hire Purchase Agreement Payment Plan, your business can spread the cost of the equipment over time, using the savings generated by the PV system to cover payments. There is nothing to pay upfront, so your company becomes cash-positive from the very first day. Once the plan ends, the system belongs to you.
Power Purchase Agreements (PPAs)
With a PPA, you simply pay for the electricity the system generates, usually at a rate lower than your current utility costs, while the provider owns and maintains the equipment.
How to finance solar panel installation?
To fund a commercial solar panel installation, businesses can choose from several routes, including working with banks, specialised solar lenders, or using funding programs offered by the solar installer.
The process typically starts with a review of your company’s credit, project requirements, and projected energy savings.
Whether you opt for a traditional loan or a custom solar funding package, these options are designed to help you install solar panels with minimal upfront investment.
Is It More Cost-Effective to Install Solar Panels During a Roof Replacement?
Yes, installing commercial solar panels at the same time as a planned roof replacement can deliver significant cost savings. By coordinating both projects, you avoid the added expense of removing and reinstalling panels if the roof needs future work.
This approach also allows installers to improve the layout and mounting systems, reducing both labour and material costs. In the end, combining these projects streamlines the process and helps you get the most value from your investment.
Commercial solar financing and the cost of commercial solar panel installation are important considerations when planning your project.
How Do Installation Conditions and Project Complexities (Height, Access, Layout) Impact the Final Price?
Installation conditions and project complexities directly affect the final solar installation price.
Factors like roof height, difficult access, and complex roof layouts increase labour time, safety requirements, and equipment costs, which raises the overall project price.
What Is the Payback Period for a Typical Industrial Solar Panel System?
For most industrial solar systems, the payback period, the time it takes for your energy savings to cover the initial investment, typically ranges from 3 to 7 years.
The exact timeframe depends on factors such as system size, local electricity rates, upfront costs, and available incentives.
Once you reach the payback point, your business benefits from much lower energy bills and a strong return on investment for years to come.
How Do Capital Allowances and Government Incentives Reduce Solar Installation Costs?
Capital allowances and government incentives can significantly reduce the overall cost of installing solar panels. In many areas, businesses can deduct part of the installation cost from their taxable income, and grants, rebates, or feed-in tariffs can further reduce their expenses. Additionally, options such as the Smart Export Guarantee (SEG) and Renewable Industry Guarantee Obligations (RIGOs) also give businesses the opportunity to sell excess energy back to the grid, creating an additional revenue stream.
Using these incentives not only shortens the payback period but also strengthens the financial case for investing in commercial solar energy.
We’re Your Partner in Commercial Solar Financing
Choosing the right commercial solar financing solution is essential for increasing return on investment and making a smooth transition to solar energy.
At Excel Energy, we focus on guiding businesses through every step of the financing and installation processes. Contact us today to find out how we can help your organisation access the benefits of solar power energy with expert advice, personalised solutions, and dedicated support.