String Inverter
String inverters represent the benchmark technology in photovoltaic (PV) power generation systems, connecting series-linked strings of solar panels directly to convert generated direct current (DC) into grid-compliant alternating current (AC). Engineered with multiple high-efficiency Maximum Power Point Tracking (MPPT) channels, wide operating DC input ranges, smart arc-fault circuit interrupters (AFCI), and active heat dissipation, string inverters maximize energy yield across residential rooftops, commercial facilities, and ground-mount utility solar farms. International project developers, renewable energy contractors, and wholesale distributors partner with leading China manufacturers and specialized direct-factory suppliers that deliver comprehensive OEM/ODM product customization, certified grid compliance, advanced cloud monitoring platforms, and scalable containerized export logistics.
In No Particular Order
Zhejiang Shengyang New Energy Co., Ltd.
Zhejiang Shengyang New Energy Co., Ltd. is an established high-tech clean energy enterprise situated in Zhejiang, China, specializing in the R&D, precision manufacturing, and international distribution of advanced power electronic conversion systems. The manufacturer operates modern industrial facilities outfitted with high-speed automated SMT circuit assembly lines, automated optical inspection (AOI) units, high-voltage aging test chambers, and dust-free packaging bays engineered for large-scale export production.
Their flagship String Inverter product line covers single-phase and three-phase models spanning power ratings from 1kW to high-capacity commercial units. Built with multi-MPPT architecture, low startup voltage capabilities, IP65/IP66 weather-proof enclosures, and intelligent app-based monitoring interfaces, these string inverters deliver exceptional power conversion efficiency (>98.5%) and grid stability. Zhejiang Shengyang offers comprehensive OEM/ODM manufacturing customization, accommodating bespoke housing designs, tailored firmware parameters, custom communication protocols, and private-label packaging configurations.
Holding international electrical certifications and rigorous quality management approvals, the company supports global commercial partners with reliable direct-factory wholesale supply, competitive production lead times, and streamlined container export logistics.
Huawei Technologies Co., Ltd. (FusionSolar)
Engineering intelligent digital power solutions, Huawei operates massive manufacturing and R&D bases in China. Their FusionSolar string inverter series incorporates AI-powered active arcing protection, multi-string MPPT control, and cloud-based diagnostics engineered for residential, commercial, and utility-scale solar installations worldwide.
Ningbo Deye Inverter Technology Co., Ltd.
Headquartered in Ningbo, Deye operates automated manufacturing plants specializing in grid-tied and hybrid string inverters. The company provides extensive product options spanning low-voltage and high-voltage string architectures, supplying global distributors with integrated solar-plus-storage energy solutions.
Sineng Electric Co., Ltd.
Operating large-scale production hubs in Jiangsu, Sineng Electric manufactures power conversion equipment ranging from 3kW residential units to high-capacity commercial and utility string inverters. The supplier focuses on high power density, advanced thermal management, and grid support functionality.
Kstar New Energy Co., Ltd.
Based in Shenzhen, Kstar operates specialized power electronics production facilities. Their string inverter portfolio serves rooftop and ground-mounted PV projects, providing multi-MPPT designs, integrated DC disconnect switches, and custom OEM manufacturing options for international procurement channels.
AISWEI Technology Co., Ltd. (Solplanet)
Manufacturing string inverters under the Solplanet brand, AISWEI operates modern manufacturing bases in Jiangsu. The enterprise produces single-phase and three-phase string inverters engineered for easy installation, high reliability, and seamless cloud monitoring across global residential and commercial markets.
Hoymiles Power Electronics Inc.
Hoymiles manages automated assembly facilities in Hangzhou focused on module-level power electronics and compact string inverters. The manufacturer provides smart solar conversion units featuring rapid shutdown compliance, precise panel-level monitoring, and robust outdoor weatherproofing.
TBEA Xinjiang Sunoasis Co., Ltd.
Operating as part of a major energy equipment conglomerate, TBEA Sunoasis builds high-power string inverters and energy storage converters. Their industrial centers specialize in robust power electronics engineered for harsh environmental conditions and large-scale utility power plants.
Hopewind Electric Co., Ltd.
Hopewind produces renewable energy conversion systems, including high-efficiency commercial and utility string inverters. Located in Shenzhen, their manufacturing infrastructure supports flexible custom configurations, advanced grid-forming control, and high-voltage DC input capabilities.
Chint Power Systems Co., Ltd.
Specializing in commercial rooftop and ground-mount PV equipment, Chint Power Systems manufactures three-phase string inverters and rapid shutdown solutions. The factory provides direct-supplier production options designed to satisfy international grid codes and commercial distribution standards.
