Island Residential Energy Storage Case Study SunWell Energy Wall-Mounted Battery System Successfully Deployed on Saipan
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In many islands and remote regions worldwide, power shortages and high electricity costs remain critical challenges for residents and businesses. In 2024, SunWell Energy successfully deployed an off-grid residential energy storage system on Saipan Island, USA, providing local users with a green, independent, and reliable 24/7 power supply experience.
Project Overview
Location: Saipan Island, U.S.
Energy Storage Equipment:
3 units of SunWell Energy 51.2V 200Ah 10kWh UL-certified wall-mounted lithium iron phosphate batteries
2 units of SunWell Energy 51.2V 100Ah 5kWh UL-certified wall-mounted lithium batteries
Total Capacity: 40kWh
Inverter Brands: SunWell + PCEN
System Application: Off-grid power supply system for households
Supply Model: Direct factory supply + customized system design
Island energy storage solutions
Addressing island power challenges, SunWell provides a complete off-grid solution. On Saipan Island, power is primarily generated by fuel-powered generators, resulting in an unstable supply and extremely high costs. In this project, the client selected SunWell Energy's energy storage system, combining photovoltaic power generation with lithium-ion battery storage to effectively address the following issues:
Stable Power Supply: The system can operate completely off-grid, enabling a 24/7 off-grid self-sufficient power supply
UL Certification Assurance: Batteries comply with North American market safety standards for safe use
Flexible Configuration: A combination of 3 x 10kWh and 2 x 5kWh batteries to accommodate varying load requirements across different power zones
Plug-and-play: Highly compatible with mainstream inverters, ensuring easy installation.
Resistant to island climates: Features corrosion resistance, moisture resistance, and high-temperature resistance, making it particularly suitable for tropical marine environments.
Wider applications: Serving users in remote regions worldwide.
SunWell Energy is committed to providing customized off-grid energy storage system solutions for remote and off-grid regions globally. Typical applications include:
- Island nations, such as Fiji, the Maldives, and Mauritius
- Highland regions, such as South American mountainous areas, African inland regions, and Southeast Asian islands
- Off-grid villages and remote communities: providing independent power systems for schools, hospitals, farms, and more
Key features of SunWell Energy's off-grid systems:
- Supports flexible configurations from 5kWh to 5MWh
- Modular design for easy scalability and maintenance
- Intelligent Battery Management System (BMS) ensures system safety and efficiency
- Global certifications: UL, CE, UN38.3, MSDS, etc.
- Factory direct supply, supporting OEM/ODM/OBM customization
- SunWell Energy is not only a manufacturer of energy storage products but also a pioneer in global off-grid power solutions. We are committed to bringing the power of light and energy to every remote corner of the world.