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Tel: +86 13828713564
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Email: info@bak-tech.com
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Tel: +86 13828713564
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Email: info@bak-tech.com
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Residential Solar Energy Storage Battery Packs
Reliable LiFePO4 Batteries for Home Solar Storage, Backup Power & Off-Grid Living
✅ High Safety LiFePO4 Cells | Long Cycle Life
✅ Compatible with Most Hybrid Inverters
✅ Wall-mounted & Floor-standing Options
✅ OEM & Bulk Supply Available
Home Solar Storage Battery Solutions
Our LiFePO4 solar storage battery packs are specially developed for household solar energy systems. They store excess power generated by rooftop solar panels, supply electricity during peak hours or grid outages, and support off-grid home power use.
Compatible with mainstream inverters and solar system solutions on the market, our batteries are ideal for apartments, family houses, villas and remote residences. We provide standard models and customized solutions to meet different capacity and installation demands.
Cut Electricity Bills: Store solar power for nighttime use
Emergency Backup: Keep essential appliances running during blackouts
Energy Self-Sufficiency: Perfect for off-grid residential applications
Common Home Use Scenarios
Whole House Backup Power
Provide emergency power for lights, refrigerators and daily appliances when the power grid fails.
Solar Off-Grid Household
Store solar power to realize independent power supply for remote houses without stable grid access.
Garden & Outdoor Power
Power garden lights, water pumps and outdoor electrical facilities steadily.
Mobile Emergency Power
Flexible to use as portable power source for indoor temporary use and family outdoor activities.
Standard Battery Solutions by Capacity & Installation Type
| Battery Type | Rated Capacity | Rated Voltage | Installation | Best Application | Key Features |
|---|---|---|---|---|---|
| Entry Model | 5kWh ~ 8kWh | 48V / 51.2V | Wall-mounted | Apartment, Small Family House | Space-saving, basic power backup |
| Standard Model | 10kWh ~ 15kWh | 48V / 51.2V | Wall-mounted | Ordinary Family House | High cost performance, daily solar storage |
| High-Capacity Model | 20kWh ~ 30kWh | 48V / 51.2V | Floor-standing Cabinet | Villa, Large Residence | Modular parallel expansion, full-house power supply |
| Off-Grid Model | 15kWh ~ 30kWh | Custom Voltage | Floor-standing | Remote Off-grid Home | Large energy storage, long endurance |
All models adopt premium LiFePO4 cells, built-in intelligent BMS. Support parallel connection for capacity expansion, widely compatible with most mainstream solar inverters.
Battery Internal Structure & Working Principle
Core Components
- Grade A LiFePO4 Cells
- Intelligent BMS Protection System
- Metal Enclosure
- Communication & Interface Module
Working Process
- Solar panels generate electricity and charge the battery pack;
- BMS monitors cell voltage, current and temperature in real time;
- Discharge stored power to home loads when needed;
- Auto protection against overcharge, over-discharge, over-current and short circuit.
Why Choose Our Home Solar Storage Batteries
Product Advantages
Superior Cell Performance
Grade A LiFePO4 cells, over 6000 cycle life, stable performance for long-term home use.
Built-in Smart BMS
Comprehensive protection against abnormal conditions, effectively avoid swelling and failure.
Wide Compatibility
Standard interface design, match most solar inverters and home energy systems.
Flexible Installation
Wall-mounted and floor-standing designs, adapt to various home spaces.
Low Maintenance
Silent operation, no daily maintenance required, easy for household use.
Customization Support
Support OEM, ODM, custom voltage, capacity and appearance for bulk orders.
Common Certifications
- UN 38.3: Mandatory transport safety for lithium batteries
- IEC 62133: Safety requirements for secondary cells and battery packs
- CE / UL: Regional safety and electromagnetic compliance
Manufacturer Strength & Bulk Supply Capability
- Professional production line for energy storage batteries, strict incoming and outgoing inspection.
- Stable inventory and fast delivery for standard models.
- Support large-volume orders and long-term cooperation.
- Strict quality control, low defective rate and reliable after-sales service.
- Provide complete technical documents and technical support for partners.
Installation Guidance
We recommend installing the battery in well-ventilated, dry and cool places at home:
- Garage: Most popular choice, spacious and easy for maintenance
- Utility Room: Save indoor living space
- Basement: Keep away from moisture
- Outdoor Cabinet: Adopt waterproof version for outdoor installation
Notes: Keep away from high temperature and flammable materials; follow professional installation specifications.
Frequently Asked Questions
What type of cells are used in your home storage batteries?
We adopt high-quality lithium iron phosphate (LiFePO4) cells for all home storage batteries. They feature stable performance, excellent safety and long service life, which are ideal for household energy storage scenarios.
Can your batteries work with my existing solar inverter?
Our batteries are compatible with most mainstream solar inverters on the market. Please share the specific model and parameters of your inverter, and we will confirm full compatibility for you.
Can I connect multiple batteries in parallel to expand capacity?
Yes. Our batteries support parallel connection. You can connect multiple units in parallel to increase total capacity and extend backup time. We suggest using batteries of the same model and specification for better consistency.
What is the service life and cycle life of the battery?
The battery has a long cycle life of over 6000 cycles at 80% depth of discharge. With regular use, its overall service life can reach more than 10 years.
Is the battery safe for indoor long-term use?
Absolutely. Equipped with a professional BMS protection system, the battery prevents overcharge, overdischarge, overcurrent and overheating. It has passed multiple safety tests and is fully safe for long-term indoor installation and use.
Do you support OEM and customized products?
Yes. We provide comprehensive OEM and customization services. We can adjust appearance, capacity, voltage, connectors and other details according to your requirements.
What is your warranty policy for bulk orders?
We offer a reliable warranty for bulk orders. Standard warranty period applies to all products, and we provide professional after-sales support and technical guidance throughout the warranty term. We can also discuss extended warranty solutions for large-volume cooperation.
What is your minimum order quantity and delivery time?
We have flexible MOQ to meet different order demands. For regular models, the general lead time is 7–15 working days. The exact MOQ and delivery schedule will be confirmed based on your order quantity and product specifications.
Get Your Free Quotation & Technical Support
Fill in the form below to tell us your demands for home solar storage batteries. Our team will reply with detailed quotes, product specs and professional suggestions as soon as possible.