Brazil stands at the forefront of the global energy transition, boasting one of the cleanest electricity matrices in the world. With massive investments flowing into utility-scale solar farms, decentralized generation (Geração Distribuída), and wind power infrastructures, the demand for robust power conversion systems has never been higher. As a premier Automatic Inverter Exporter & Factory serving Brazil, we design our systems to withstand the unique geographical and electrical challenges of the Brazilian market.
From the humid, remote regions of the Amazon basin requiring off-grid microgrids to the expansive agricultural centers of Mato Grosso and Bahia that rely heavily on solar water pumping systems, our industrial-grade power solutions ensure continuous grid stabilization and high-efficiency operations. Our technology integrates advanced MPPT (Maximum Power Point Tracking), low-frequency isolation, and smart thermal management, making them perfect for Brazil's demanding industrial and rural applications.
Agriculture is a cornerstone of the Brazilian economy. With the rising cost of diesel and grid expansion constraints in remote areas, Brazilian farmers are transitioning rapidly to solar-powered irrigation. Our Solar MPPT Pump Inverters (ranging from 25KW to 250KW) and outdoor IP65-rated models are specifically engineered to drive heavy-duty three-phase AC pumps directly from solar arrays. This eliminates the need for expensive battery banks, significantly lowering operational expenditures (OPEX) for farms in the Matopiba region and beyond.
As Brazil's industrial zones in São Paulo, Rio de Janeiro, and Minas Gerais modernize, power quality remains a critical concern. Voltage fluctuations can damage sensitive machinery and disrupt assembly lines. Our Three-Phase Inverters and Split-Phase to Three-Phase Converters provide clean, stabilized pure sine wave electricity. Additionally, with Brazil's net metering regulations driving commercial energy storage system (CESS) adoption, our bi-directional PCS energy storage systems offer peak shaving and backup power capabilities to keep factories running smoothly.
With major ports like Santos and Paranaguá, and a booming offshore oil and gas industry led by Petrobras, Brazil demands marine-grade electrical equipment. Our Low Frequency Isolation Boat Inverters are certified to handle the high vibration, high humidity, and corrosive saline environments typical of coastal operations. These systems guarantee stable power for critical navigation systems, communication networks, and onboard crew facilities.
Brazil is positioning itself as a global exporter of Green Hydrogen, with hubs developing rapidly in Ceará (Pecém Port) and Pernambuco. Converting raw solar and wind energy into hydrogen requires highly specialized, high-voltage DC-DC and DC-AC conversion systems. Our 100KW 600VDC-380VAC Hydrogen Inverters represent the cutting edge of this technology, engineered to interface seamlessly with electrolyzers and grid-tied systems to facilitate clean energy storage at an industrial scale.
Bangzhao Electric Co., Ltd (Sandi Electric) was established in 2008 and is specialized in the development and supply of high-performance power products. The outstanding reliability and efficiency of our systems stem from cutting-edge technology developed by our domestic top 100 engineers. Over the past decade, we have been providing premium customized system solutions to global customers, with a strong focus on the expanding Brazilian market.
Our comprehensive portfolio includes Lithium Battery Storage Systems, PCS Bi-directional Energy Storage Power Supplies, Pure Sine Wave Inverters, Marine Inverters, Vehicle Inverters, Solar Pump Inverters, Explosion-proof Inverters, PV Inverter-Controller Integrated systems, PV Combiner Boxes, Solar Charge Controllers, AC-DC Chargers, and Static Phase Converters. These systems are widely applied across solar energy, wind power, hydropower, automotive, marine, rail transit, healthcare, aviation, and industrial automation sectors.
We firmly believe that through continuous technological innovation and dedicated service, we will remain one of the most influential manufacturers of high-power inverters globally. We invest over 20% of our annual sales revenue back into research and development, ensuring our technology meets the stringent safety and efficiency standards required by Brazilian industries.





Our systems are deployed across various critical sectors in South America, providing reliable energy conversion where it matters most.



We deliver end-to-end manufacturing excellence, ensuring every inverter shipped to Brazil meets the highest industrial standards.




Our rigorous manufacturing and quality control systems are recognized by leading global certification bodies.






Equipped with state-of-the-art production and testing machinery, our factory guarantees precision in every component.






With a comprehensive support structure, we export to over 60 countries. In Brazil, we serve major industrial and agricultural regions, ensuring our clients receive fast delivery, installation guidance, and technical support.
Explore our full range of solar, industrial, marine, and specialized hydrogen energy conversion systems.