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Solar PPA vs. Direct Ownership: Which is Right for Your Business?

Elena Rodriguez
December 5, 2025
6 min read
Solar PPA vs. Direct Ownership: Which is Right for Your Business?

Deciding to go solar is easy; deciding how to finance it is the challenge. Two popular models dominate the market: Power Purchase Agreements (PPAs) and Direct Ownership (Capex).

Power Purchase Agreement (PPA)

In a PPA, a third-party developer (like Fusionex) designs, finances, builds, and maintains the solar system on your property. You simply agree to buy the generated electricity at a fixed rate, typically lower than your utility rate, for a set term (15-25 years).

Pros:

  • Zero upfront capital expenditure ($0 down).
  • Immediate opex savings from day one.
  • Performance risk sits with the developer, not you.
  • Off-balance sheet treatment (depending on accounting rules).

Direct Ownership (Capex)

With direct ownership, your company purchases the system outright, either with cash or a loan. You own the asset and are responsible for its operation and maintenance (though this can be outsourced).

Pros:

  • Maximum long-term financial return (ROI).
  • Full benefit of tax incentives and depreciation (e.g., ITC).
  • Complete control over the asset and energy attributes.
  • Increased property value.

Comparison at a Glance

FeaturePPADirect Ownership
Upfront CostNone ($0)High (100% of system cost)
MaintenanceIncludedOwner's Responsibility
ROIGood (Immediate Savings)Best (Long-term)
Tax BenefitsMonetized by DeveloperClaimed by Owner

Which is Right for You?

Choose a PPA if you want to preserve capital for core business activities and prefer a hassle-free, service-based approach. Choose Direct Ownership if you have available capital, tax appetite, and want to maximize the total financial return over the system's life.

Frequently Asked Questions

Can I buy the system later if I start with a PPA?

Yes, most PPAs include buyout options at specific milestones (e.g., year 6, year 10) at fair market value.

What happens to the PPA if I sell my building?

PPAs are typically transferable to the new property owner, provided they meet credit requirements, or the system can be relocated at a cost.

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