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Sonnen introduces new residential battery at up to 40% cost reduction

The new 4 kWh sonnenBatterie eco compact retails at $5,950 plus inverter but before installation.

Mercom: Total corporate funding for solar falls to lowest level in three years

Both private equity and debt funding were down significantly in Q2 and public market financing remains weak, but distributed solar project funds continue to boom.

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Largest solar rooftop system in the US installed on the Mandalay Bay Convention Center

A giant 8.3 MW solar rooftop system has been installed by NRG Energy on MGM Resorts International’s famous Mandalay Bay Convention Center in Las Vegas, making it the largest in the U.S.

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IHS inverter scorecard praises leading suppliers’ tenacity and ambition

The analyst’s holistic review of the inverter landscape finds SMA, SolarEdge, Schneider Electric, Sungrow, Huawei and ABB each boast certain strengths that enable them to serve various markets.

Trina Solar hits 21.1% efficiency for mono PERC cells produced in industrial conditions

The Chinese solar module producer says it has achieved 21.1% average efficiency for P-type monocrystalline PERC cells produced in industrial standard conditions.

Berkeley Lab discovery could push perovskites to 31 percent efficiency

New research has indicated a pathway for perovskites to achieve a conversion efficiency of 31%. The findings were published by researchers from Berkeley Lab this week. Nanoscale images of perovskite solar cells revealed a characteristic of perovskites that points to the potential for dramatically higher efficiencies.

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Southern Power acquires controlling interest in SunPower’s 102 MW Henrietta solar project

The subsidiary of utility Southern Company owns large portion of the Californian solar plant, which was built and developed by SunPower, which still owns remaining interest in the project.

Residential storage warms rapidly

Solar+storage: As the U.S. residential solar market matures, a growing number of homeowners are looking at various battery storage options as an addition to their arrays. pv magazine examines the state of the market, the challenges ahead and the leading players in this increasingly competitive space.

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Solar panels power spacecraft into Jupiter’s orbit 800 million KM away from the sun

It is the furthest away from the sun that solar panels have produced energy, helping NASA’s Juno spacecraft enter the orbit of the solar system’s largest planet, in a groundbreaking mission that highlights the capabilities of solar technology.

GRID Alternatives to install solar for 500 Los Angeles families

The non-profit will also train 500 LA residents in solar installation.

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