The Solar office supports development of low-cost, high-efficiency photovoltaic (PV) technologies to make solar power more accessible.

SETO supports CSP research and development to improve the performance, reduce the cost, and improve the lifetime and reliability of CSP technologies.

Systems integration research in SETO helps advance the reliable, resilient, secure, and affordable integration of solar energy onto the nation's grid.

Soft costs research in SETO addresses challenges associated with non-hardware cost components of a solar energy system.

SETO supports solar manufacturing and competitiveness R&D to develop pathways to commercialization for disruptive innovation in the solar industry.

The Solar Energy Technologies Office partners with the national labs and its researchers to develop innovations that lower the costs of solar energy.

An Oklahoma Electric Cooperative community solar installation turned into an educational opportunity for local children and has sparked interest in solar throughout the community.

The Solar Energy Innovators Program has seen success in providing valuable real-world experience for fellows and provides institutions with capacity to implement ideas that support the clean energy transition.

More states, including New York, are passing policies that enable residents to tap into community solar, which allows customers to benefit from a shared solar installation.

Learn how local jurisdictions across the United States are exploring solar energy.

The team that pioneered community solar at the New York City Housing Authority’s (NYCHA) Queensbridge Houses worked together to overcome challenges and ensure equitable access to the benefits of community solar.

Joining with other people who also want to go solar can result in saved money through the bulk purchase of solar systems.

Residential solar energy systems paired with battery storage—generally called solar-plus-storage systems—provide power regardless of the weather or the time of day without having to rely on backup power from the grid. Check out some of the benefits.

If you want to power your home with clean energy and lower your electricity bills, but live in an apartment or multifamily home, don’t own your roof, or your roof isn’t suitable for a solar energy system, you can subscribe to a community solar project.

Community-owned solar is growing in Hope Village, a 107-block neighborhood in Detroit, thanks to the work of HOPE Village Revitalization, the neighborhood’s community development corporation.

A solar photovoltaic (PV) installation comes with a proposal and a contract, so if you’re thinking about going solar, it’s important to understand what you’ll be signing.