Your Leading Home Energy Storage System Supplier
Jiaxing Feiya New Energy Co., Ltd. is a professional supplier of lithium batteries, solar panels, and solar inverters, focusing on product development, sales, and service for global markets. Our lithium batteries come in a wide variety of types and have diverse applications, including wall-mounted lithium batteries, rack-mounted lithium batteries, movable lithium batteries, stacked lithium batteries, lithium batteries packs, and lithium battery cells. We work closely with multiple qualified factories, allowing us to ensure stable production capacity, consistent quality, and flexible supply solutions.
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All-in-one Energy Storage SystemThe FYSOLAR all-in-one series is an integrated photovoltaic and energy storage system specifically designed for home and small commercial scenarios.
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Solar Battery Storage ResidentialFYSOLAR off-grid all-in-one machine is a fully functional and highly integrated independent energy solution, perfectly suitable for areas without grid coverage or with unstable power supply.
Why Choose Us?
Professional Team
With an 80+ member cooperation team, we provide stable sales coordination and after-sales support, ensuring efficient communication and reliable service for international buyers.
Broad Market
Our products are supplied across China and exported to Europe, Asia, Africa, and other regions, with experience supporting international wholesale and project buyers.
Fast Delivery
With sufficient inventory and efficient turnover, we ensure short lead times and reliable delivery schedules for bulk and repeat orders.
Custom Service
We offer long-term OEM and contract manufacturing services, supporting customized specifications, branding, and packaging to fit your market needs.

All-in-one Energy Storage System
The FYSOLAR all-in-one series is an integrated photovoltaic and energy storage system specifically designed for home and small commercial scenarios.
Solar Battery Storage Residential
FYSOLAR off-grid all-in-one machine is a fully functional and highly integrated independent energy solution, perfectly suitable for areas without grid coverage or with unstable power supply.
Specifications of Home Energy Storage System
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System Type |
LiFePO₄ (Lithium Iron Phosphate) |
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Nominal System Voltage |
48 V / 51.2 V / 400 V (depending on model) |
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Rated Capacity (Energy) |
5 kWh / 10 kWh / 15 kWh / 20 kWh |
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Usable Capacity |
~80 – 95 % of rated energy |
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Depth of Discharge (DoD) |
~80 – 90 % |
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Cycle Life |
≥3,000 – 6,000 cycles @ 80 % DoD |
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Round-Trip Efficiency |
~90 – 95 % |
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Max Charge Power |
Up to ~5 kW – 10 kW |
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Max Discharge Power |
Up to ~5 kW – 10 kW |
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Operating Voltage Range |
~40 – 58.4 V (low-voltage) |
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Communication Interface |
CAN, RS485, Modbus |
Advantages of Home Energy Storage System
Energy Independence
One of the biggest advantages of having a residential energy storage system is independence. Instead of being fully dependent on the power grid, you're able to generate and store your own electricity, usually from solar panels.
Cost Savings on Electricity Bills
Saving money is one of the main reasons people invest in storage systems. When paired with solar, a residential energy storage system allows you to use your own stored energy during peak hours instead of buying from the grid when prices are highest.
Backup Power During Outages
Unlike a generator that needs fuel, batteries provide instant backup. The moment the grid goes down, your storage kicks in, keeping the lights on. This reliability is one of the most important Top 10 Benefits of Installing a Residential Energy Storage System at Home, especially for families with children or elderly members.
Reducing Strain on the Grid
On hot summer days when everyone turns on their air conditioners, the grid struggles to keep up. Home batteries help by reducing demand during peak hours. This benefits not just you but your whole community by lowering the risk of blackouts.
- Daily / Weekly Tasks: Visual checks for battery swelling, leaks, and alarm panel status.
- Monthly & Quarterly Inspections: BMS log review, gas and smoke detection testing, and ventilation checks.
- Annual Maintenance: Full functional testing, electrical inspections, coordination with local fire departments.
- 5–10 Year Tasks: Sensor recalibration, suppression cylinder testing, and structural integrity reviews.
- Maintenance Log: Record of all inspections, findings, and system servicing.

Installation Requirements of Home Energy Storage System
Where you install your home battery matters significantly for performance and safety. Ideal locations are cool, dry, and well-ventilated. Garages, basements, and utility closets are common choices. Key considerations include:
- Temperature Control: Extreme heat or cold can impact battery life and performance. The location should be protected from direct sunlight and maintain a stable temperature within the manufacturer's specified range.
- Ventilation: Proper airflow is necessary to dissipate any heat generated during charging and discharging.
- Physical Protection: The unit should be protected from physical damage, such as being hit by a vehicle if installed in a garage.
- Accessibility: Ensure there is adequate clearance around the unit for maintenance and inspections as required by code.
Our Certificates

Packaging and Shipping
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Packaging |
Inner Packaging: Each unit is packed with foam, bubble wrap, or anti-static materials. |
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Outer Packaging: Products are packed in standard cartons or placed on wooden pallets and wrapped with shrink film. |
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Shipping |
By logistics: By automobile; by train; by shipping; by air. |

As one of the most professional home energy storage system manufacturers and suppliers in China, our products have good reputation in the market. We warmly welcome you to buy high quality home energy storage system made in China here from our factory. Customized orders are welcome.
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