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Huawei SUN2000-L1 - The smart choice for maximum energy efficiency

The Huawei SUN2000 - L1 series sets new standards for single-phase inverters. These innovative devices are specifically designed for use in residential solar systems and combine state-of-the-art technology with maximum efficiency. Available in power classes from 2 to 6 kW, they offer a flexible solution for a wide range of requirements. With a maximum efficiency of up to 98.4% and integrated support for battery storage, such as the HUAWEI Smart ESS Battery (5-30 kWh), this series is ideal for future-oriented energy solutions.

Safety functions such as AI-controlled arc detection, protection against overvoltage, short circuit and overheating ensure reliable operation. Easy integration via the FusionSolar app and the ability to combine with optimizers such as the SUN2000-450W-P make the SUN2000-L1 series one of the best choices for homeowners who prioritize efficiency and safety.
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Huawei SUN2000-L1 - More than just an inverter

Features that impress

The Huawei SUN2000-L1 series offers a variety of advanced features that make it an excellent choice for private photovoltaic systems. Here are some highlights:

  • Maximum efficiency: get the most out of your PV system with peak efficiencies of up to 98.4% and European efficiencies of up to 97.8%.
  • Flexibility through battery storage: Support for the HUAWEI Smart ESS Battery and LG Chem RESU batteries for optimum energy management.
  • Safety features: Comprehensive protection against overvoltage, short circuit, overheating and AI-based arc detection.
  • Backup power option: Securing the power supply with an optional emergency power solution via Backup Box-B0.
  • Intuitive operation: Simple control via LED displays, integrated WLAN and the FusionSolar app.

Technical highlights

  • Powerful input data: Max. Input voltage of 600 V, two MPP trackers and DC battery support.
  • Compact design: With a weight of only 12 kg and a protection class of IP65, the inverters are robust and durable.
  • State-of-the-art communication: RS485, optional WLAN dongle and Ethernet ensure a seamless connection.
  • Environmentally friendly: Minimum night-time consumption of less than 2.5 W and a wide operating temperature range (-25 °C to +60 °C).

SUN2000-L1 inverters

The SUN2000-L1 series comprises the following models, which impress with their individual performance classes and efficiency:

SUN2000-2KTL-L1

  • Output: 2 kW
  • Max. Efficiency: 98.2 %
  • European efficiency: 96.7 %

SUN2000-3KTL-L1

  • Output: 3 kW
  • Max. Efficiency: 98.3 %
  • European efficiency: 97.3 %

SUN2000-3.68KTL-L1

  • Output: 3.68 kW
  • Max. Efficiency: 98.4 %
  • European efficiency: 97.3 %

SUN2000-4KTL-L1

  • Output: 4 kW
  • Max. Efficiency: 98.4 %
  • European efficiency: 97.5 %

SUN2000-4.6KTL-L1

  • Output: 4.6 kW
  • Max. Efficiency: 98.4 %
  • European efficiency: 97.7 %

SUN2000-5KTL-L1

  • Output: 5 kW
  • Max. Efficiency: 98.4 %
  • European efficiency: 97.8 %

SUN2000-6KTL-L1

  • Output: 6 kW
  • Max. Efficiency: 98.4 %
  • European efficiency: 97.8 %

Future-proof and efficient

The Huawei SUN2000-L1 series is more than just an inverter - it is an investment in a sustainable and energy-efficient future. Whether for first-time installation or retrofitting battery storage systems, the series offers maximum flexibility and performance.

Discover also the powerful SUN2000-M5 and SUN2000-MB0 series or learn more about the manufacturer Huawei on our manufacturer page.

Frequently asked questions

  • Is Huawei positioned internationally?
    Huawei has a strong international presence with 160+ global technical support and spare parts centers, including three technical support centers, nine spare parts operation centers, and 16 spare parts repair centers. In addition, Huawei has 130 national spare parts logistics centers, 1000+ global partners, including 300+ distributors, 70+ service partners, and 600+ certified installers.
  • How reliable are Huawei inverters?
    Huawei received several TOP PERFORMER awards in PVEL inverter tests in 2019, demonstrating its excellent performance in a number of categories. Key categories included high temperature performance, low temperature performance, MPPT efficiency, conversion efficiency, efficiency, transient response, and a 30-day endurance test. These test results confirm Huawei's commitment to producing high-quality and reliable inverters that deliver exceptional performance under a variety of conditions.
  • When was Huawei founded?
    The Chinese telecommunications group Huawei was founded in 1987 by Ren Zhengfei as a manufacturer of telecommunications hardware. The company is headquartered in Shenzhen, a special economic zone in China. 
  • What does Huawei do for sustainable development?
    Huawei is making a significant contribution to protecting the environment and combating climate change. By generating 695 billion kWh of green power, 330 million tons of CO₂ emissions were reduced. This is equivalent to planting 451 million trees.
  • How many employees does Huawei have?
    Huawei employs more than 188,000 people in 170 countries around the world.
  • How strong is Huawei in terms of sales?
    Huawei is ranked 49th on the 2020 Fortune Global 500 list, and Forbes also ranks the company as the 93rd most valuable brand in 2020.
  • What are the advantages of Fusion Solar?
    Huawei Fusion Solar offers next-generation string inverters equipped with intelligent management technology, providing a fully digital smart PV solution.
    Fusion Solar aims to minimize operation and maintenance costs while maximizing PV yields and increasing the capacity of the energy storage system. By combining PV and ESS technologies, Fusion Solar can reliably deliver energy and ensure power availability in emergency situations.
  • Is Huawei a safe option for commercial installations?
    Huawei inverters offer many advantages, such as energy security during power outages by integrating an ESS, industry-leading protection measures, and consistent performance over time with excellent quality and reliability. The integrated AI boost function further simplifies system operation and maintenance. A Huawei solar power system can provide your business with a reliable, efficient, and sustainable energy source.