SolarEdge and Sunnova Expand Partnership to Include SolarEdge Home Battery in Sunnova’s Energy as a Service Portfolio - Seite 2

Each SolarEdge Home Battery provides 9.7kWh of backup capacity and up to nine batteries (three per inverter) can be stacked on a single backup system, for up to 87.3kWh of backup capacity and 30kW of continuous power. The battery is compliant with the UL9540A advanced safety standard. It is also designed to meet installer demand for a residential solution that is fast and cost effective to install. Accessible cable management and wireless communication speed up installation and decrease commissioning times.

* when compared to a typical 10kW PV system in self consumption mode

About Sunnova

Sunnova Energy International Inc. (NYSE: NOVA) is a leading U.S. Energy as a Service (EaaS) provider with customers across the U.S. and its territories. Sunnova's goal is to be the source of clean, affordable, and reliable energy with a simple mission: to power energy independence so that homeowners have the freedom to live life uninterrupted. For more information, please visit sunnova.com.

About SolarEdge

SolarEdge is a global leader in smart energy technology. By leveraging world-class engineering capabilities and with a relentless focus on innovation, SolarEdge creates smart energy solutions that power our lives and drive future progress. SolarEdge developed an intelligent inverter solution that changed the way power is harvested and managed in photovoltaic (PV) systems. The SolarEdge DC optimized inverter seeks to maximize power generation while lowering the cost of energy produced by the PV system. Continuing to advance smart energy, SolarEdge addresses a broad range of energy market segments through its PV, storage, EV charging, batteries, electric vehicle powertrains, and grid services solutions. SolarEdge is online at www.solaredge.com

Forward Looking Statements

This press release contains forward-looking statements within the meaning of Section 27A of the Securities Act and Section 21E of the Securities Exchange Act of 1934, as amended. Forward-looking statements generally relate to future events or Sunnova’s future financial or operating performance. In some cases, you can identify forward-looking statements because they contain words such as “may,” “will,” “should,” “expect,” “plan,” “anticipate,” “going to,” “could,” “intend,” “target,” “project,” “contemplates,” “believe,” “estimate,” “predict,” “potential” or “continue” or the negative of these words or other similar terms or expressions that concern Sunnova’s expectations, strategy, priorities, plans or intentions. Forward-looking statements in this press release include, but are not limited to, statements regarding the benefits and impact of Sunnova’s current and future product offerings to consumers. Sunnova’s expectations and beliefs regarding these matters may not materialize, and actual results in future periods are subject to risks and uncertainties that could cause actual results to differ materially from those projected, including risks regarding our ability to forecast our business due to our limited operating history, the effects of the coronavirus pandemic on our business and operations, results of operations and financial position, our competition, changes in regulations applicable to our business, fluctuations in the solar and home-building markets, availability of capital, supply chain uncertainty, our ability to attract and retain dealers and customers and our dealer and strategic partner relationships. The forward-looking statements contained in this press release are also subject to other risks and uncertainties, including those more fully described in Sunnova’s filings with the SEC, including our Annual Report on Form 10-K for the year ended December 31, 2021, and our subsequent Quarterly Reports on Form 10-Q. The forward-looking statements in this press release are based on information available to Sunnova as of the date hereof, and Sunnova disclaims any obligation to update any forward-looking statements, except as required by law.