Harnessing Sunlight to Power the World
Making green energy accessible to all. We provide safe, convenient, and intelligent energy products to global households and individuals.
Who We Are
Gramuu New Energy (Hangzhou) Co., Ltd. is a national high-tech enterprise headquartered in Hangzhou, China, adjacent to a global hub of technological innovation.
Since our establishment, we have consistently adhered to the mission of "making clean energy accessible." We focus on the "green energy for homes and individuals" sector, providing integrated solutions that cover power generation, storage, and consumption.
Facing the global carbon neutrality process, Gramuu continues to increase R&D investment to create a smart energy ecosystem where "everyone can afford green energy, and every household can have access to green electricity."
Our Philosophy
Ultimate Safety × Minimalist Experience × Intelligent Interconnection
Ultimate Safety
Automotive-grade cells and 10ms UPS switching protection.
Minimalist Experience
Plug-and-play installation with modular, stackable designs.
Intelligent Interconnection
Cloud AI diagnostics and OTA updates for a smart energy ecosystem.
Led by Industry Veterans
Gramuu was co-founded by senior experts from the new energy sector, with core members hailing from leading companies such as Inventronics (300582.SZ) and Entegris (ENTG.US).
The founding team possesses profound insights and extensive practical experience in AC-DC switching power supply development, the photovoltaic new energy industry, international certification systems, supply chain integration, channel operations, and brand localization.
- Average of 30+ years industry experience
- Managed cumulative global sales > 10 Billion RMB
- Highly efficient team structure with 45% R&D personnel
45%
R&D Personnel
15y+
Overseas Expansion
CNAS
Accredited Laboratory
Core Product Lines
G Series Inverters
1-10kW single-phase, 4-25kW three-phase, and hybrid models. 98.6% efficiency, built-in 4G/PLC, AI diagnostics, and full certifications (TÜV, CE, UL, CEC). Mass-installed in 30+ countries.
R Series Batteries
Modular 5-40 kWh stackable design, scalable to 64 units. Features active balancing, cloud AI life prediction, >8000 cycles, and wide temp operation (-30°C~55°C).
M Series Mobile Power
256Wh to 3kWh portable power with automotive-grade cells. Bidirectional fast charging (80% in 1 hr) for outdoor travel and home emergencies.
U Series Charging Guns
2.3-22 kW full power coverage. IP66/IK08 protection with smart identification. Automatically matches global standards (EU/US/CN/AU) for 'plug and charge' convenience.
Connecting the World with Green Energy
Products and services have covered more than 30 countries and regions in Europe, North America, Australia, Southeast Asia, and South America.
Manufacturing & Quality
Gramuu possesses an industry-leading digital factory with 100% automated testing of core processes. Our key components are sourced from international first-tier suppliers including Infineon, Texas Instruments, NXP, and Rosenberger.
Deep Localization
We adhere to a "deep localization" strategy to create a "zero-distance" user experience. Our products operate in over 30 countries across Europe, North America, Australia, and Southeast Asia.
Germany
Service Center
United States
Logistics Hub
Brazil
Sales Office
Australia
Support Center
Building a Sustainable Future Together
Gramuu is committed to increasing R&D investment and fostering a collaborative smart energy ecosystem. By uniting with key industry players, we drive the global transition to net-zero.
Distributors
Efficient global logistics
Installers
Certified expert network
EPC Companies
Large-scale project deployment
Power Companies
Grid stability partnerships
Everyone can afford green energy, and every household can have access to green electricity.
— The Gramuu Promise
Bringing a freer, lower-carbon, and more sustainable life to families and individuals worldwide.
Contact Us
Headquarters
Hangzhou Green Motion Future New Energy Technology Co., Ltd.
Room 201, Building 6, Xixi Chenyue, Xihu District, Hangzhou, Zhejiang, China
Phone Support
Tel: +86 571-8527 8601
Mobile: +86 138 5800 7588