China
The 5kW 48V 100Ah solar battery storage system is an all-in-one solution designed to bring power reliability, energy efficiency, and peace of mind to modern homes. Whether you’re building an off-grid setup or seeking dependable battery backup for solar, this lithium-based system delivers long-lasting energy independence in a compact and powerful format.
| Product number | FCST-5kw | ||||||||
| Nominal Battery Energy | 5120WH | ||||||||
| Nominal Capacity | 100Ah | ||||||||
| Nominal Voltage | 51.2V | ||||||||
| Dimensions | 635*400*192MM | ||||||||
| Internal Resistance | ≤35mΩ | ||||||||
| Cycle Life | >6000 | ||||||||
| Months Self Discharge | <3% | ||||||||
| Charge Data | |||||||||
| DC Normal Charge Voltage | 58.4±1Vdc | ||||||||
| Charge Mode | 0.2C to 58.4V, then 58.4V,charge current to 0.02C (CC/CV) | ||||||||
| Recommended Charger Current | ≤25A | ||||||||
| Allowed Max. Charge Current | 100A | ||||||||
| Cut-off Voltage | 58.4±1Vdc | ||||||||
| Discharge Data | |||||||||
| Continuous Discharge Current | 100A | ||||||||
| Allowed Max. discharge current | 300A（30S） | ||||||||
| Discharge cut-off voltage | 40V | ||||||||
| Working Condition | |||||||||
| Charge Temperature | 0℃ to 45℃ (32℉ to 113℉) | ||||||||
| Discharge Temperature | -20℃ to 60℃ (-4℉ to 140℉) | ||||||||
| Storage Temperature | 0℃ to 40℃ (32℉ to 104℉) | ||||||||
| Enclosure Protection Level | IP65 | ||||||||
| Mechanical Data | |||||||||
| Cell&Capacity | Lifepo4 cell 3.2V100AH | ||||||||
| Shell material | Iron shell | ||||||||
Built with advanced lithium iron phosphate (LiFePO?) chemistry, this solar storage battery for home is engineered for safety, durability, and high performance—ideal for storing solar energy during the day and powering your home through the night.
Product Overview: Key Specs and Features
| Specification | Details |
| Power Output | 5kW continuous |
| Voltage | 48V DC nominal |
| Battery Capacity | 100Ah |
| Total Energy | 5.12kWh usable (scalable) |
| Battery Type | LiFePO? (Lithium Iron Phosphate) |
| Cycle Life | 6,000–10,000 cycles @ 80% DoD |
| Charging Options | Solar, AC charger, hybrid inverter |
| Mounting | Floor-standing cabinet |
| Applications | Home, cabin, RV, backup power |
| Communication | RS485 / CAN / Bluetooth |
| Warranty | 5–10 years |
This system is the perfect solar storage battery for home use, allowing you to take full advantage of solar generation. Charge the battery during the day using your solar panels and discharge it at night when the sun goes down or during power outages.
Key Benefits:
It’s the missing piece between your panels and full energy independence.
Our 5kW 48V 100Ah battery solar storage system unlocks the full potential of solar storage battery for home, offering significant benefits for homeowners. Its optimized capacity ensures you have enough power to run critical household systems, while the 48V 100Ah configuration provides efficient and safe energy delivery. This makes it an ideal battery backup for solar, protecting your home from unexpected power disruptions.
The battery’s compact design simplifies installation, making it a practical choice for homes with limited space. Its scalability allows you to expand your storage capacity as your energy needs grow, ensuring long-term value. By leveraging this battery solar storage solution, you can reduce electricity costs, enhance energy resilience, and contribute to a cleaner environment, all while enjoying the reliability of a high-performance battery.
With a consistent 5kW output, this unit can easily handle the energy needs of a small-to-medium household. From lights and refrigerators to laptops and routers, it keeps your home running smoothly—even during outages.
Common Loads it Supports:
Pair it with an efficient inverter, and you’ll have a compact powerhouse ready for any challenge.
One of the biggest reasons to invest in a battery is the security it brings. As a battery backup for solar, this system ensures your home never goes dark—regardless of grid failures or extreme weather.
Whether it’s storm season or just another hot day with a strained utility network, this battery has your back.
Designed for safety and long-term use, this battery solar storage system uses LiFePO? chemistry, known for thermal stability and non-toxic performance. Unlike traditional lead-acid or NMC lithium batteries, it’s safer, lighter, and lasts significantly longer.
Plus, it’s modular—so you can connect additional units as your energy needs grow.
Perfect for homeowners looking to upgrade or expand their energy setup, this 48V 100Ah battery fits cleanly into most residential solar arrays. It integrates seamlessly with existing solar panels and hybrid inverters, making installation straightforward and flexible.
Ideal For:
Whether you’re living off the grid or trying to cut utility bills, this storage unit helps you take full control of your power.
Built-in Smart Battery Management System (BMS)
The internal BMS constantly monitors voltage, current, temperature, and health of each cell. It balances them in real-time to ensure optimal performance and protection.
BMS Features:
For system integrators and homeowners, it means more uptime and less guesswork.
What’s in the Box
Frequently Asked Questions
Q: Can I use this battery with my existing inverter?
Yes, it works with most hybrid or off-grid inverters that support 48V batteries.
Q: How many appliances can it run?
That depends on load, but a 5kW system can handle lights, internet, fridge, and basic electronics comfortably.
Q: Is it safe to install indoors?
Yes. LiFePO? batteries are safe for indoor use and emit no harmful gases or fumes.
Q: How long does it last?
With normal use, expect 10–15 years or more than 6,000 cycles of performance.
Q: Can I connect multiple units?
Absolutely. This battery is designed to scale up in parallel for larger storage needs.
The 5kW 48V 100Ah solar battery storage system is the smart choice for homeowners who want reliable, efficient, and safe energy storage. Whether you’re building a new off-grid system, upgrading your solar setup, or adding battery backup for solar, this solution delivers dependable power with zero hassle.
Get the 5kW 48V 100Ah Solar Storage Battery and take control of your home energy today.
