Ruihan Energy - Leading Provider of Solar Energy Solutions

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ONE-STOP SOLAR SUPPLIER
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Guangdong Ruihan Electronics Technology Co., Ltd.
More Than 8

Years of
Experience

About Us

Who We Are

Founded in 2018, Ruihan New Energy Company has transformed from focusing on the design as well as production of solar inverters to a one-stop solar solution provider.

Ruihan provides the design and manufacture of solar inverters, solar panels, energy storage batteries, energy storage systems, mobile power, and vehicle inverters.

With 8 years of self-developed technology and experience, we have become the first choice of our partners in many countries.

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What We Do

ALL PRODUCTS
Full customization

One-stop energy solutions

  • Scenario Requirements Analysis
  • System Design Solutions
  • Approval and Compliance Support
  • Supply Chain Management
  • Installation and Commissioning
  • O&M and Value-added Services
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Advantage

Why Choose Us

Since its establishment, Ruihan has relied on competitive technical barriers and excellent service capabilities.

Commercial energy storage case in Southeast Asia Case of household photovoltaic storage system in Hamburg, Germany

Latest News & Blog

Is your home solar PV system constantly losing power? A 10.2kW hybrid inverter can cut your electricity bill in half!
Is your home solar PV system constantly losing power? A 10.2kW hybrid inverter can cut your electricity bill in half!
2025-11-21

Is your home solar PV system unable to store electricity? Does it fail you during power outages? The recently popular 10.2kW hybrid solar inverter, with its intelligent MPPT and pure sine wave output technologies, combined with a lithium battery solution, achieves "more generation, better storage, and lower usage," making it a top choice for home energy upgrades. 3 Key Highlights Addressing Home Solar PV Pain Points 1. Intelligent MPPT, Maximizing Solar Utilization Equipped with a high-efficiency MPPT controller, it achieves a 99.2% efficiency in tracking the maximum power point of the solar panels, generating 15% more power than ordinary inverters. Even on cloudy days or in areas with uneven sunlight, it maximizes solar energy capture. The 10.2kW high power output is compatible with most home solar arrays, generating enough power to meet daily household appliance needs. 2. Pure Sine Wave Output for Worry-Free Appliance Use: Single-phase pure sine wave output with a stable voltage of 220V±5% and a precise frequency of 50Hz, compatible with all household appliances such as refrigerators, air conditioners, and washing machines. Avoids the "noise damage" problem associated with traditional inverters, extending appliance lifespan, especially suitable for voltage-sensitive computers and smart home devices. 3. Hybrid Energy Storage + Emergency Power for Uninterrupted Electricity Use: Designed specifically for home lithium battery solutions, it achieves intelligent switching between "photovoltaic priority power supply + surplus power storage in batteries + grid backup." In the event of a grid power outage, it automatically switches to battery power in 0.1 seconds, allowing refrigerators, lighting, and routers to continue operating; surplus power can be stored in lithium batteries for peak-hour use, directly saving over 50% on monthly electricity bills. Home Real-World Test: An Energy Revolution for Ordinary Families Mr. Zhang's Home in Beijing (100㎡): After installation, the monthly photovoltaic power generation is approximately 800 kWh. Surplus electricity is stored in a lithium battery for peak-hour use and emergency backup. The average monthly electricity bill has dropped from 300 yuan to 80 yuan, saving 2600 yuan per year. The expected payback period is 5 years.

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15kW Energy Storage System: An Uninterruptible Power Shield for Hospitals and Data Centers
15kW Energy Storage System: An Uninterruptible Power Shield for Hospitals and Data Centers
2025-11-19

For hospitals, power outages are life-threatening; for data centers, they mean millions of dollars in losses. This 15kW energy storage system (51.2V 280Ah) is tailor-made to address these critical pain points—with its dual-battery option, intelligent control, and broad compatibility, it's your most reliable backup power partner. Key Advantages: 4 Reasons to Choose It 1. Dual-Battery Option for Flexible Needs Supports both lead-acid (economical) and lithium-ion (long life, high efficiency). The 280Ah capacity ensures 8-12 hours of continuous power for critical equipment such as hospital ventilators or data center servers. 2. Intelligent Control for Maximized Efficiency Equipped with MPPT/PWM dual controllers, solar conversion efficiency is increased by up to 99%. Automatic switching between mains and backup power within 10 milliseconds ensures zero interruption of medical procedures or data transmission. 3. Wide Compatibility, Seamless Integration - Output: 110-220V voltage, 50/60Hz frequency, compliant with global equipment standards. - Inverter: Single-phase/split-phase/three-phase selectable to meet different load requirements. - Solar Matching: Perfectly compatible with monocrystalline N-type/Topcon/PERC solar panels, building a green "solar + energy storage" system. 4. Industrial-Grade Reliability UL and CE certified. Operates stably in environments ranging from -20℃ to 60℃, suitable for medical cleanrooms or data center server rooms. Practical Application Value - Hospitals: Can continuously power more than 20 ICU devices; ensures uninterrupted power supply to operating rooms. - Data Centers: Supports backup power for more than 50 servers; through solar integration, monthly electricity costs can be reduced by 18%. Exclusive Offer: Free on-site power demand assessment for the medical and IT industries! Customize your backup power solution now.

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Commercial vs. Grid-Scale vs. Residential Battery Storage
Commercial vs. Grid-Scale vs. Residential Battery Storage
2025-11-12

As clean energy adoption grows, choosing the right battery storage depends on your needs. Below is a simplified breakdown of how grid-scale, commercial, and residential systems differ—critical for efficiency, compliance, and ROI. 1. Grid-Scale ...

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How Long Can Commercial Battery Storage Systems Hold Energy? Key Factors & Real-World Data
How Long Can Commercial Battery Storage Systems Hold Energy? Key Factors & Real-World Data
2025-11-11

In the fast-growing commercial energy storage market, one critical question for businesses is: How long can these systems reliably store energy? The answer hinges on technology type, system design, and usage patterns—but modern solutions offer ...

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How Much Electricity Can a Commercial Battery Storage System Store? Choosing the Right Capacity for Your Business Needs: No Waste, No Shortage
How Much Electricity Can a Commercial Battery Storage System Store? Choosing the Right Capacity for Your Business Needs: No Waste, No Shortage
2025-11-05

One of the core questions in business energy management is, "How much electricity can a commercial battery storage system store?" In fact, its storage capacity is not a fixed value, but rather flexibly customized based on system configuration and bus...

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What are the benefits of using commercial battery energy storage systems?
What are the benefits of using commercial battery energy storage systems?
2025-11-04

Commercial battery energy storage systems offer numerous benefits to businesses, making them an increasingly popular choice in today's energy sector. Here are some key advantages: Energy Cost Savings: By charging during off-peak hours (when electricity prices are lower) and discharging during peak hours (when electricity prices are higher), these systems can significantly reduce costs. This practice, known as load shifting or peak shaving, can dramatically reduce a business's energy bills. Demand Cost Management: Businesses typically pay demand costs based on their peak electricity consumption. With battery energy storage systems, businesses can draw power from the storage system during peak hours, effectively reducing peak grid consumption and associated demand costs. Resilience and Reliability: Commercial battery energy storage systems can provide backup power during grid outages, ensuring uninterrupted business operations. This is crucial for businesses that rely on continuous power supply, such as cold storage facilities, hospitals, and manufacturing plants. Supporting Renewable Energy: These systems are an ideal complement to renewable energy sources such as solar and wind power. They can store excess energy generated during peak hours for use during periods of low or no power generation, such as nighttime solar power generation. Electric Vehicle (EV) Charging Buffer: As the use of electric vehicles (EVs) increases, the demand for charging stations also grows. Commercial battery storage systems can help manage the load on EV charging stations by storing electricity during periods of low demand and supplying power during periods of high demand, thus preventing overload and maintaining a stable power supply. Reduce Carbon Footprint: By optimizing energy use and effectively utilizing renewable energy, commercial battery storage systems can help businesses reduce their carbon footprint and contribute to achieving sustainability goals. Grid Services: In some cases, businesses with commercial battery storage systems can participate in demand response programs or provide other grid services, thereby generating additional revenue or saving costs.

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WHAT ARE REVIEWS

What Our Happy Clients Say?

WHAT ARE REVIEWS

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Home Energy Storage System Kenya

"We used to have frequent power outages, but now with this energy storage system, we have 24-hour power at home! The refrigerator can also run continuously. After the installation, the electricity bill has been reduced by 60%, which is very worthwhile!"

  • Amina Ochieng

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Commercial Energy Storage System Nigeria

"Power shortage has always been a big problem for our factory, but now this energy storage system has greatly improved our production continuity and saved more than $500 in diesel generator costs per month!"

  • food factory owner

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Government Utility Energy Storage System South Africa

"This energy storage project has significantly improved the stability of power supply in our remote communities. Residents and local businesses have reported that the power supply is more reliable, which is a key step in promoting sustainable energy development."

  • Municipal Official

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