SHENZHEN, China – SOSEN Innovation (Shenzhen SOSEN Innovation Technology Co., Ltd.) has officially received North America safety and grid-connection certifications from CSA Group, a leading global testing and certification organization. This milestone confirms that SOSEN’s independently developed energy storage solutions meet the rigorous safety and grid compatibility standards required for the North America market.

The North American solar storage market is growing fast — but not every inverter is built for it. This article breaks down what makes a split-phase hybrid solar inverter truly market-ready for U.S. and Canadian projects: from CSA and UL certifications to native 120V/240V split-phase design, key performance specs, and what to look for when choosing a reliable inverter supplier for long-term distribution or installation work.