TL;DR
SolSource Solutions has expanded its Propel prepaid TPO product to six states, including Pennsylvania and Colorado. The program offers homeowners fixed payments, transparency, and access to federal tax credits, with plans for further expansion throughout 2026.
SolSource Solutions has expanded its Propel prepaid third-party ownership (TPO) product to six states, including Pennsylvania and Colorado, marking a significant growth in its residential solar financing offerings. The expansion aims to provide homeowners with transparent, fixed-payment solar financing options, and it is part of the company’s ongoing plan to scale nationwide throughout 2026.
Propel, the prepaid TPO product from SolSource Solutions, is now available in Arizona, Texas, Maine, California, Pennsylvania, and Colorado. The product replaces traditional escalator-based payments and hidden fees with a predictable, fixed payment structure, simplifying solar financing for homeowners. The program is financed through TriBeam Financial and is delivered with Enphase Energy’s microinverters and batteries, ensuring high-quality hardware and support. Over 180 independent installers are now offering Propel across these markets, with additional installers being onboarded as the company scales.
According to SolSource CEO Chris Couture, the expansion into Pennsylvania and Colorado allows the company to bring transparent, fixed payments and access to federal tax credits to more households. The program also offers homeowners the option to purchase the system after year five, providing flexibility and long-term value. The company emphasizes that the response to Propel has been positive, indicating strong homeowner demand for honest and straightforward solar financing options.
Impact of Propel Expansion on Solar Financing
The expansion of SolSource’s Propel prepaid TPO into additional states represents a notable shift toward more transparent and predictable solar financing options, which could increase adoption among homeowners hesitant of traditional escalator-based models. By offering fixed payments and access to federal tax credits, the program aims to reduce financial barriers and improve consumer confidence in residential solar investments. This growth could influence market trends and encourage other providers to adopt similar transparent financing structures, potentially accelerating the adoption of solar energy nationwide.
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Background on SolSource and Propel Growth
SolSource Solutions launched its Propel prepaid TPO product earlier in 2026, initially available in Arizona, Texas, Maine, and California. The product was introduced as an alternative to traditional solar leasing and power purchase agreements, focusing on transparency and long-term value. The company has rapidly scaled its installer network, now exceeding 180 partners, and has partnered with Enphase Energy for hardware support and TriBeam Financial for financing. The expansion into Pennsylvania and Colorado marks a key milestone in the company’s plan to grow nationwide throughout 2026, responding to increasing demand for straightforward solar financing options.
“The response to Propel since launch tells us that homeowners are hungry for financing that is simple and honest.”
— an anonymous researcher
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Unclear Details on Future Expansion and Adoption
It is not yet clear how quickly Propel will expand into additional states beyond 2026 or how widespread adoption will be in the newly added markets. Details about specific timelines for further rollout and the long-term market impact remain to be seen. Additionally, the response from other solar providers and installers to this model is still developing, and the overall consumer acceptance in these new regions is uncertain.
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Next Steps in Propel’s Growth and Market Penetration
SolSource plans to continue onboarding new installers and expanding Propel into additional states throughout 2026. The company will monitor market response and homeowner adoption rates, with potential adjustments to its offerings based on feedback. Further announcements regarding specific expansion timelines and performance metrics are expected as the company progresses its nationwide growth strategy.
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Key Questions
What is the Propel prepaid TPO product?
Propel is a prepaid third-party ownership (TPO) solar financing product from SolSource Solutions that offers homeowners fixed payments, transparency, and access to federal tax credits, with an option to purchase the system after five years.
Which states now offer Propel?
Propel is currently available in Arizona, Texas, Maine, California, Pennsylvania, and Colorado.
How does Propel differ from traditional solar financing?
Propel replaces payment escalators and hidden fees with a predictable, fixed payment structure, providing greater transparency and long-term value for homeowners.
Are there plans for further expansion?
Yes, SolSource has indicated plans to continue expanding Propel into more states throughout 2026, with ongoing onboarding of new installers and markets.
What hardware supports the Propel program?
Propel is delivered with Enphase Energy microinverters and batteries, ensuring high-quality hardware and support.
Source: Solar Power World
