SolarEdge
Israeli smart-energy technology company best known for DC-optimized photovoltaic inverter systems, power optimizers, monitoring software, and related energy products.
Last updated August 21, 2026
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Overview
SolarEdge Technologies is an Israeli smart-energy technology company focused on equipment and software for photovoltaic generation, energy management, storage, and electric mobility. It was established in 2006 by Guy Sella, Lior Handelsman, Yoav Galin, Meir Adest, and Amir Fishelov. The company’s core architectural contribution to the solar industry is the DC-optimized inverter system: power optimizers are attached at the module level or incorporated into module-level electronics, while a central or system inverter converts direct current into alternating current for use by homes, businesses, or the grid. This approach is intended to improve energy harvesting when panels operate under different conditions, provide module-level monitoring, and support installation designs that can be more flexible than conventional string-inverter systems. SolarEdge moved from development into mass production through a manufacturing relationship with Flex at the end of 2009. It subsequently expanded from its original optimizer-and-inverter offering into a broader platform including residential and commercial inverters, monitoring tools, batteries and storage interfaces, electric-vehicle charging equipment, backup-power products, and solutions for larger commercial and utility applications. The company has also pursued adjacent technologies through acquisitions and investments, including battery and energy-storage capabilities, electric-vehicle powertrains, uninterruptible power supplies, and energy analytics and Internet-of-Things software. SolarEdge became a public company in March 2015, when its shares began trading on the Nasdaq Global Select Market under the ticker SEDG. Its public-market history has reflected both the growth of distributed solar and the volatility of the renewable-energy equipment sector. In 2023, it was reported as the worst-performing stock in the S&P 500 for that year and was subsequently removed from the index. The company also experienced a sharp market decline in June 2024 after announcing or reporting developments that prompted investor concern. The company’s partnerships and corporate-development activity have connected it to several areas beyond conventional solar conversion. In 2015, SolarEdge partnered with Tesla Energy on an inverter designed to work with the original Tesla Powerwall. It later acquired a major stake in South Korean battery specialist Kokam, took a majority stake in Italian electric-vehicle powertrain company SMRE, acquired UPS manufacturer Gamatronic, and purchased European energy-analytics and IoT company Hark Systems. These moves reflected an effort to build a wider energy-management portfolio, although SolarEdge later announced the closure of its Energy Storage division in 2024, affecting approximately 500 employees, most of them in South Korea. Leadership changed following the death of founder and longtime chief executive Guy Sella in 2019. Zvi Lando, previously the company’s vice president of global sales, became chief executive. Ronen Faier subsequently served as interim CEO, and Shuki Nir was appointed CEO in December 2024. SolarEdge continues to operate internationally, serving residential, commercial, and other photovoltaic markets through hardware, software, installer services, and energy-management products.
History
SolarEdge was founded in 2006 in Israel by Guy Sella, Lior Handelsman, Yoav Galin, Meir Adest, and Amir Fishelov. Its initial purpose was to commercialize a DC-optimized architecture for photovoltaic systems. Rather than relying only on a conventional string inverter, SolarEdge's design uses power optimizers to regulate the output of individual solar modules before electricity reaches the inverter. The architecture was developed to address mismatched panel performance, partial shading, module-level visibility, and the need for more flexible system layouts. The company received venture backing from a group of investors that included GE Energy Financial Services, Norwest Venture Partners, Lightspeed Venture Partners, ORR Partners, Genesis Partners, Walden International, Vertex Ventures Israel, JP Asia Capital, and Opus Capital Ventures. Its products entered mass production through a contract-manufacturing arrangement with Flex at the end of 2009. SolarEdge then expanded its presence across residential and commercial photovoltaic markets, supported by installer tools, system monitoring, and a growing portfolio of inverter products. In March 2015, SolarEdge completed an initial public offering of 7 million shares at $18 per share. The shares began trading on Nasdaq under the symbol SEDG. In May of the same year, the company announced a partnership with Tesla Energy to develop an inverter compatible with the original Tesla Powerwall. Tesla later introduced more of its own power-conversion technology, including an inverter integrated with Powerwall 2 and a separate Tesla solar inverter, reducing the long-term significance of the original partnership. SolarEdge pursued diversification during the late 2010s. In 2018 it announced agreements to acquire a major stake in Kokam, a South Korean producer of lithium-ion battery cells, batteries, and storage systems. In 2019 it announced the acquisition of a majority stake in SMRE, an Italian electric-vehicle powertrain company. It also acquired Gamatronic, a manufacturer of uninterruptible power supplies, and established a Critical Power division. In January 2023, SolarEdge announced the acquisition of Hark Systems, a European energy-analytics and IoT company. The company experienced a major leadership transition after Guy Sella died in 2019 following cancer. Zvi Lando, who had served as vice president of global sales, became CEO. Ronen Faier later served as interim CEO. In December 2024, Shuki Nir was appointed to lead the company. That year SolarEdge also announced the closure of its Energy Storage division, with an estimated impact on approximately 500 employees, primarily in South Korea. SolarEdge's public-market performance has been affected by changing solar demand, financing conditions, inventory levels, policy environments, and competition in the inverter sector. In 2023 it was identified as the worst-performing S&P 500 stock for the year and was removed from the index. The company remains an international supplier of solar conversion and energy-management technologies, although its product and organizational portfolio has changed as it has reassessed storage and adjacent businesses.
- 2024
Energy Storage division closure
[1]The company announces the closure of its Energy Storage division, affecting approximately 500 employees.
- 2024
Shuki Nir becomes CEO
[1]Shuki Nir is appointed chief executive officer, replacing interim CEO Ronen Faier.
- 2023
Removal from the S&P 500
[1]SolarEdge is reported as the index's worst-performing stock for the year and is subsequently removed from the S&P 500.
- 2019
Expansion into electric-vehicle powertrains and critical power
[1]SolarEdge takes a majority stake in SMRE, acquires Gamatronic, and establishes its Critical Power division.
- 2019
Leadership transition after Guy Sella's death
[1]Founder and CEO Guy Sella dies, and Zvi Lando becomes chief executive.
- 2018
Investment in Kokam
[1]SolarEdge announces agreements to acquire a major stake in South Korean battery and energy-storage company Kokam.
- 2015
Initial public offering
[1]The company lists on Nasdaq under SEDG after offering 7 million shares at $18 per share.
- 2015
Tesla Powerwall partnership
[1]SolarEdge and Tesla Energy collaborate on an inverter for the original Powerwall home battery.
- 2009
Mass production begins
[1]SolarEdge begins mass production through contract manufacturer Flex.
- 2006
SolarEdge is founded
[1]Guy Sella, Lior Handelsman, Yoav Galin, Meir Adest, and Amir Fishelov establish SolarEdge to develop DC-optimized photovoltaic systems.
Products and positioning
A technology-led solar and energy-management provider emphasizing module-level optimization, monitoring visibility, installation flexibility, energy yield, and system safety.
Photovoltaic module-level electronics
SolarEdge Power Optimizers
Power optimizers regulate and monitor the output of individual photovoltaic modules or module groups before electricity reaches the inverter. They are central to SolarEdge's DC-optimized architecture and are designed to improve system visibility, accommodate differences in module performance, and support more flexible array layouts. The products are commonly installed as part of residential, commercial, and other SolarEdge photovoltaic systems.
Solar inverters
SolarEdge Inverters
SolarEdge's inverter portfolio converts optimized direct current from photovoltaic modules into grid-compatible alternating current. The range has included residential, commercial, and larger-system products, with control and monitoring functions integrated into the wider SolarEdge platform. Inverters can also coordinate with storage, backup-power, and energy-management components where supported by the relevant system configuration.
Energy monitoring software
SolarEdge Monitoring Platform
SolarEdge monitoring and management software provides visibility into photovoltaic-system operation at module, inverter, site, and fleet levels. It is intended for system owners, installers, and operators, supporting performance analysis, fault identification, maintenance workflows, and energy-management functions. The platform extends the company's hardware proposition into a software and service relationship with customers.
Energy storage
SolarEdge Energy Storage and Backup Solutions
SolarEdge has offered battery-storage and backup-power solutions designed to work with its solar inverters and home or commercial energy-management systems. These products are intended to store surplus generation, provide power during grid interruptions, and improve control over when electricity is consumed. The company announced the closure of its Energy Storage division in 2024, so product availability and organizational ownership require verification by market.
Electric mobility
SolarEdge EV Charging and Powertrain Products
SolarEdge has pursued electric-mobility applications through EV charging products and its majority investment in SMRE, an Italian electric-vehicle powertrain manufacturer. These activities broadened the company beyond solar generation into electrification and energy integration. The precise current scope and status of individual powertrain offerings are not established by the supplied reference material.
Uninterruptible power supply · 2019
SolarEdge Critical Power Products
Following its acquisition of Gamatronic in 2019, SolarEdge established a Critical Power division serving uninterruptible power supply and related power-continuity applications. The division represented an expansion into a neighboring power-electronics market where reliability, conversion, and backup power are central requirements.
Brand decisions
2024
Closure of Energy Storage divisionStrategyBackground
SolarEdge reassessed its storage operations amid pressure on the solar and energy-storage businesses.
Action taken
The company announced that it would close its Energy Storage division.
Aftermath
Approximately 500 employees were affected, most of them in South Korea. The announcement represented a retrenchment from part of SolarEdge's earlier diversification strategy.
2023
Acquisition of Hark SystemsStrategyBackground
SolarEdge sought software and data capabilities related to energy analytics and connected devices.
Action taken
The company announced the acquisition of Hark Systems, a European energy-analytics and IoT company.
Aftermath
The transaction expanded SolarEdge's potential software and analytics capabilities.
2019
Expansion into adjacent power businessesM&ABackground
SolarEdge pursued diversification beyond photovoltaic inverters into electric mobility and critical power.
Action taken
The company announced a majority investment in SMRE, acquired Gamatronic, and established a Critical Power division.
Aftermath
The moves broadened SolarEdge's corporate portfolio, although the supplied sources do not establish the current status of every resulting business.
2018
Majority investment in KokamM&ABackground
SolarEdge sought to expand its capabilities in lithium-ion batteries and energy storage.
Action taken
The company announced agreements to acquire a major stake in Kokam, a South Korean battery and storage provider.
Aftermath
Kokam became part of SolarEdge's broader storage and energy portfolio.
2015
Initial public offeringOtherBackground
SolarEdge sought public-market financing and visibility as distributed solar deployment expanded.
Action taken
The company offered 7 million common shares at $18 per share and listed on Nasdaq under SEDG.
Aftermath
SolarEdge became a publicly traded company and continued international expansion.
IPO proceeds. $126 million (March 2015)
2015
Tesla Powerwall inverter partnershipProduct launchBackground
Tesla introduced its first Powerwall home battery and required compatible power-conversion equipment.
Action taken
SolarEdge partnered with Tesla Energy to develop an inverter capable of managing solar conversion and Powerwall charging and discharging.
Aftermath
Tesla later added its own inverter technology to Powerwall 2 and introduced a Tesla-branded solar inverter, reducing the continuing role of the partnership.
Recent events
Reported
SolarEdge files for an IPO[3]
SolarEdge Technologies Inc. filed a Form S-1 with the U.S. Securities and Exchange Commission for an initial public offering. The filing gave no offering terms and valued the offering at $125 million; the company said it would list on the Nasdaq Global Market under the symbol SEDG.
Sources3 sources
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