China OEM String Inverter Factory & Supplier

Empowering the Global Solar Revolution with Precision Engineering and Intelligent Energy Solutions

The Vital Role of String Inverters in the Modern Solar Landscape

In the rapidly evolving world of renewable energy, the String Inverter stands as the "brain" of the solar photovoltaic system. Unlike centralized inverters, string inverters manage a group (or string) of solar panels, optimizing energy harvest through multiple Maximum Power Point Tracking (MPPT) inputs. As a leading China OEM String Inverter factory, we recognize that the global shift toward decarbonization relies heavily on the efficiency, reliability, and scalability of these devices.

Today, string inverters are no longer just for residential rooftops. They have moved aggressively into the commercial, industrial (C&I), and even utility-scale sectors. Their modular nature allows for easier maintenance, higher system uptime, and more granular data monitoring compared to traditional central inverter architectures. Whether it is a 5kW home setup or a 100MW solar farm, string inverters provide the flexibility that modern energy projects demand.

Industrial String Inverter Solution

High-Capacity 150kw Solar Power System Inverter

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Three Phase Hybrid Inverter

Advanced Three Phase Hybrid Inverter for C&I Applications

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Global Industry Trends: Intelligence & Integration

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AI-Driven Management

Modern string inverters are increasingly integrated with AI and IoT capabilities. Predictive maintenance and real-time fault detection are now standard, reducing Levelized Cost of Energy (LCOE) by preventing downtime before it occurs.

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The Rise of Hybrid Systems

The boundary between traditional solar inverters and battery storage systems is blurring. Hybrid string inverters, which can handle both PV input and battery energy storage, are becoming the preferred choice for markets with unstable grids or high peak energy prices.

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Safety First: AFCI & RSD

Safety regulations like Arc Fault Circuit Interrupter (AFCI) and Rapid Shutdown (RSD) are becoming mandatory globally. Our OEM manufacturing process integrates these safety protocols at the hardware level to meet stringent European and North American standards.

Meeting Global Procurement Demands

International buyers, from EPC contractors in Europe to wholesalers in Southeast Asia, have diverse needs. Our role as a String Inverter supplier is to provide localized solutions that address specific regional challenges:

Europe

Focus on high efficiency (98%+), sleek residential designs, and full compliance with CE, VDE, and EN50549 grid codes. Integration with smart home ecosystems is a top priority.

North America

Strict adherence to UL1741 SB and NEC 2020 requirements. Buyers look for robust split-phase inverters with high reliability and long-term warranties (up to 25 years).

Developing Markets

In regions like Africa and parts of SE Asia, the focus is on "Off-Grid" and "Hybrid" capabilities to combat frequent grid outages. Durability against dust, humidity, and wide voltage fluctuations is critical.

Wing Experience Premium Modules.

Discover Our Cutting-edge Solar Modules

We offer a wide range of products for residential, commercial and industrial applications, and utility-scale. We are committed to utilizing the most advanced technologies and maintaining the highest quality standards in the design, manufacturing, and delivery of our solar panels.

455Wp N-Type

Efficiency: 22.77%
Warranty: 30 years

590Wp N-Type

Efficiency: 22.84%
Warranty: 30 years

705Wp N-Type

Efficiency: 22.70%
Warranty: 30 years

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Nearly 20 years in Solar industry

Our extensive expertise in solar technologies is reflected in our latest N-Type products and inverter solutions.

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Up to 20 years warranty

We offer an extended N-Type product warranty, standing behind every component we manufacture.

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3GW+ Capacity

Wing production current capacity is 3GW to reach 10GW by 2026, ensuring we meet the highest volume OEM demands.

Why Partner with a China OEM String Inverter Factory?

China has established itself as the global epicenter of photovoltaic technology. Partnering with a specialized factory like ours offers several strategic advantages:

  • Complete Supply Chain: From power semiconductors to capacitors and aluminum casings, all components are sourced within a 100-mile radius, ensuring rapid production cycles.
  • Unmatched R&D Speed: We iterate on software and hardware designs in weeks, not months, allowing our OEM partners to stay ahead of market trends.
  • Rigorous Quality Control: Our facility utilizes Industry 4.0 automation, with every single string inverter undergoing automated EL testing, thermal cycling, and full-load burn-in testing.
  • Cost Leadership: Economies of scale allow us to offer premium features like multi-MPPT and integrated monitoring at a competitive price point.

A Snapshot of Wing

Our business focus revolves around innovation, customer satisfaction, and environmental sustainability. Since its establishment in 2005, Wing has maintained a steady growth trajectory, today employing more than 500 people in China and Europe. Wing solidified its global presence by establishing operational headquarters in Vienna, Austria, bridging the gap between Chinese manufacturing power and European service standards.

Localized Application Scenarios

1. Residential Self-Consumption

Homeowners are looking to maximize their "Solar Independence." Our string inverters offer ultra-quiet operation, compact designs for indoor installation, and mobile app integration for monitoring real-time household energy flow.

2. Commercial & Industrial (C&I) Rooftops

For factories and office buildings, maximizing ROI is key. Our 50kw-100kw string inverters feature multiple MPPTs to handle shaded roofs and complex orientations, ensuring every square inch of the roof generates profit.

3. Agricultural Solar (Agri-PV)

In rural applications, inverters must withstand high temperatures and humidity. Our IP65/IP66 rated enclosures ensure long-term stability even in harsh outdoor agricultural environments.

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90+ Regions Supplied

With our global distribution network, we can reach any region worldwide, ensuring that clean energy is accessible to everyone.