48V 7KWH BYD Blade slim lithium solar home battery
The 48V 7kWh BYD Blade Slim Lithium Solar Home Battery is a compact residential energy storage solution, specifically designed for home solar systems and reliable backup power applications.
Built with advanced BYD Blade LiFePO₄ cells, it delivers high safety and stable performance. At the same time, it offers excellent compatibility with 48V hybrid and solar inverters, making it an ideal choice for daily home energy storage.
In addition, with its slim, space-saving design and a long service life of over 10,000 cycles, the 48V 7kWh BYD Blade Slim Lithium solar home battery is particularly well suited for modern homes where reliability and efficiency truly matter.
Finally, an integrated smart BMS ensures safe and intelligent operation, thereby helping homeowners achieve long-term, stable solar energy use with greater confidence.
48V 7KWH BYD Blade Slim Lithium Solar Home Battery
- Next-Generation Residential Energy Storage
The 48V 7KWH BYD Blade Slim Lithium Solar Home Battery is a next-generation solution designed specifically for modern solar-powered homes.
It provides reliable residential energy storage, allowing households to optimize solar self-consumption and secure backup power when needed.
- Advanced BYD Blade LiFePO4 Technology
Built with BYD Blade LiFePO4 Lithium battery cells, this 7KWh BYD Blade slim lithium solar home battery offers exceptional safety, long cycle life, and stable daily performance.
Its advanced chemistry and quality control ensure consistent output and reliable operation, giving homeowners peace of mind.
What Is the BYD Blade Lithium Battery?
The 7kWh BYD Blade Solar Home Battery is built on advanced LiFePO₄ (Lithium Iron Phosphate) energy storage technology, combining innovative cell design with a high level of system integration. As a result, it delivers enhanced safety, reliability, and overall performance for residential energy storage applications.
Rather than relying on traditional prismatic or cylindrical cells, BYD reimagines the LiFePO₄ cell by redesigning it into an ultra-long, ultra-thin blade-shaped structure. Through this approach, both structural stability and energy density are effectively improved.
Furthermore, these blade cells are tightly stacked and directly integrated into the battery pack using advanced CTP (Cell-to-Pack) technology. By eliminating conventional module structures, this design significantly improves space utilization while also reducing internal complexity.
This same design philosophy is fully applied in products such as the 7kWh BYD Blade Slim Lithium Solar Battery. Consequently, it becomes more than just a battery cell solution; instead, it functions as a complete residential energy storage system that delivers high safety, high efficiency, and long-term reliability.
Compact and Slim Design — Space-Saving and Visually Clean
With its highly integrated Blade Battery structure, the system is able to deliver the same energy capacity while maintaining a slimmer and more compact form factor. As a result, overall space efficiency is significantly improved without compromising performance.
At the same time, the streamlined design minimizes the physical footprint of the battery, allowing it to fit naturally into residential spaces without appearing bulky or intrusive. This makes it especially suitable for homes where space and visual harmony matter.
Moreover, its clean lines and low-profile appearance make installation easy and flexible, whether in garages, utility rooms, or mounted on walls. In this way, the system blends seamlessly with modern home environments.
Ultimately, the result is an energy storage solution that not only saves valuable space, but also looks neat, refined, and perfectly complements the overall aesthetics of the home
What's the Advantages for Residential Energy Storage?
Exceptional Safety — Designed for Home Use
The 7KWH BYD Blade slim lithium battery is built on LiFePO₄ chemistry, which is widely recognized for its excellent thermal stability and strong resistance to fire and explosion.
As a result, it provides a safer and more reliable foundation for residential energy storage.
In addition, its blade-shaped cell structure, when combined with a high-strength enclosure, delivers solid physical protection at the battery pack level. This structural approach further enhances overall safety and durability.
Together, this dual-layer safety design makes the battery highly suitable for residential energy storage systems, thereby offering homeowners true peace of mind.
Long Service Life — Strong Long-Term Value
LiFePO₄ batteries are known for their long cycle life. With optimized cell layout and effective thermal management, the battery delivers over 1,0000 cycles under typical residential shallow charge and discharge conditions.
In real-world home applications, the 7KWH Slim BYD Blade lithium Solar Home battery can achieve a service life of more than 15 years, closely matching the lifespan of rooftop solar systems and helping reduce total cost of ownership over time.
Stable Performance and Low Maintenance
The battery maintains stable performance even during long-term operation and continues to perform reliably in high-temperature environments. As a result, overall durability and consistency are significantly enhanced.
Moreover, it can remain at a high state of charge without accelerated degradation, which makes it particularly ideal for daily solar energy storage and regular household power usage.
Thanks to its stable chemistry and combined with a robust structural design, the system requires minimal maintenance and therefore delivers reliable performance year after year.
Specifications:
| Model | 48V 7KWH BYD Blade Lithium battery |
|---|---|
| Power KWh | 7KWh |
| Nominal Voltage(V) | 51.2V |
| Nominal Capacity(Ah) | 138Ah |
| Dimenssion(mm) | 1173*450*115 |
| Composed Way | 16S1P with BMS 150A for 7KWh |
| BMS Built-in | 100A continous max for 7KW power |
| Battery Cell Type | BYD Blade Prismatic Lifepo4 cell |
| Charge Voltage(V) | 58.4V |
| Charge Current(Amps) | Max 0.5C : 70A |
| Dicharge Cut-off Voltage(V) | 40V |
| Dicharge Current(Amps) | 150A continous Max |
| Tempreaturer Sensor Built-in | Yes, Lower tempreature and Higer Tempreatuer Cut-off Function |
| Working Tempreature | -10℃ – 60℃ |
| Storage Tempreature | 0-45℃’ |
| Cyce Life | 10000 times at 85% dod @25℃ |
| Net Weight KG | 78KG NET, |
| Gross Weight KG | 87KG, with PACKAGE GROSS Weight |
Compatible with Most 48V Inverters
This BYD Blade 7kWh slim Lithium home energy storage battery is engineered for broad inverter compatibility.
It supports most mainstream 48V inverters on the market, including well-known brands such as Deye, Growatt, Solax, Victron, and more.
Thanks to its stable 48V architecture and advanced BMS communication design, the battery integrates smoothly with both off-grid and hybrid inverter systems
ensuring reliable performance, efficient energy management, and easy system setup
What are these three batteries doing?
- The three 48V 7kWh BYD Blade lithium solar home batteries are currently undergoing on-site random sampling inspection and functional testing. As part of this process, all testing is conducted under real-world conditions to ensure product reliability.
- Specifically, our customer Mike from Arizona, USA randomly selected three units from his bulk order of BYD Blade Slim 7kWh lithium batteries for on-site verification. Through this random selection, the inspection process remains objective and transparent.
- During the testing process, all three batteries performed exceptionally well and successfully passed every test criterion. This outcome further confirms the consistency and reliability of the products delivered.
- It is worth noting that, prior to this on-site inspection, each 48V 7kWh BYD Blade battery had already completed three rounds of strict factory testing. These tests include cell consistency checks, BMS functionality verification, and comprehensive charge and discharge performance evaluations.
Moreover, by using BYD Slim Blade cells and by enforcing strict quality control throughout the entire production process, we are able to ensure long-term safety, high reliability, and stable performance for residential energy storage applications.
Export Packaging & Compliance
We ship each 7KWh BYD Blade Solar Lithium battery in a heavy-duty wooden crate engineered specifically for lithium battery transportation.
- This packaging design meets international export requirements and provides enhanced protection against impact, vibration, and mechanical stress during long-distance transit.
- In addition, the packaging complies with UN38.3 testing requirements and supports sea, air, and multimodal transportation in accordance with applicable lithium battery shipping regulations.
- As a result, it ensures safe handling, regulatory compliance, and reliable delivery throughout the entire international logistics process.
Frequently Asked Questions (FAQ)
1. Which inverters are compatible with this battery?
This 7KWh 48V BYD Blade Silm Solar Battery is compatible with most mainstream inverter brands on the market. It supports common communication protocols and has been widely used with residential hybrid and off-grid inverters.
2. How long does delivery take after payment?
After payment confirmation, production and preparation usually take around 15 days. Sea shipping typically requires 25–30 days, depending on the destination port. Therefore, the total lead time from payment to delivery is approximately 50 days.
3. Where can this battery be installed?
This Residential Energy Storage Battery is suitable for installation almost anywhere in the home, such as garages, utility rooms, or storage areas. Its slim design saves space, while the modern appearance blends well with residential environments.
4. Can multiple batteries be connected in parallel?
Yes. The system supports parallel connection of up to 16 units. In typical residential applications, most customers choose 2 or 3 batteries in parallel, usually installed in a wall-mounted configuration to optimize space and capacity.
5. What is the warranty period and service life?
We use BYD Grade A Blade cells and apply strict quality control throughout production. As a result, we provide a 10-year free warranty. Under normal operating conditions, the battery is designed for a service life of 15–20 years.
6. How competitive is your pricing for bulk orders?
Our pricing is highly competitive. With over 13 years of experience in the energy storage battery industry, we maintain long-term partnerships with major Grade A cell suppliers. This allows us to secure priority supply, stable production capacity, and cost advantages. For bulk purchases, please contact our sales team for a tailored quotation.
7: How long can the 48V 7kWh blade Lithium battery power household loads?
The runtime depends on the total power consumption of your home appliances.
For example:
Air conditioner: 1000W
TV and other basic appliances: 1000W
Total load: 2000W (2kW)
In this case: 7kWh ÷ 2kW ≈ 3.5 hours
So, the 7kWh BYD blade Solar Lithium battery can power these household loads for approximately 3–4 hours without grid or solar input.
Send Inquiry ( Wholesale & retail wanted)
Please fill in the form with basic information and make sure to enter your email address correctly to receive prompt follow-up from our sales team.
Whether you are a wholesaler, retailer, or end customer, contact us today. We will provide you with the most suitable energy storage solution and the best value quotation tailored to your needs.
We look forward to a long-term partnership—let’s take action now!
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Product & Packaging Details
Q: Do batteries include protection circuits（BMS) and connectors?
A:Protection: We supply batteries with BMS built in Protection Circuit Modules (PCM).
Connectors: We normally use standard like anderson,M8 lugs,Fast plugs or depends on OEM customer's demends.
Q: Are batteries Grade-A and brand new?
A: Yes, we use 100% brand new, Grade-A cells in all our batteries.
Q: Can you print our logo on the batteries?
A: Yes, we offer free custom logo printing with a minimal MOQ requirement.
Q: What is your standard packaging? Can it be customized?
A: Our standard is a white box per battery. We fully support customized packaging, including carton box and logo design.
Yes. EGbatt is a manufacturer located in Shenzhen, Guangdong, China. It designs and produces LiFePO4 battery packs for energy storage, electric forklifts, marine applications, golf carts, RVs, and UPS systems.
Based on automated production technology, the current product lead time is 15-25 days.
The company has strategic cooperation agreements with top manufacturers like EVE and REPT, and insists on using A+ tier One lithium iron phosphate cells for its solar batteries.
For 48V inverters, compatible brands include Victron Energy, Goodwe, Studer, Solis, LuxPower, and others. For high-voltage three-phase inverters, compatible brands include Atess, Solinteg, SAJ, Goodwe, and Solis.
EGbatt offers dealer customers a 10-year warranty and technical service for its energy storage battery products.
DoD describes how much of the battery's capacity has been used. A DoD of 100% means the battery is completely empty, while 0% means it is full.
SoC reflects the battery's charge level. A SoC of 100% means the battery is full, and 0% means it is empty.
C-rate, or power factor, indicates how quickly a battery can be charged or discharged relative to its capacity. A rating of 1C means the battery can be fully charged or discharged in one hour.
The battery uses Lithium Iron Phosphate chemistry and provides a cycle life of over 6,000 cycles at 90% Depth of Discharge, and over 10 years at one cycle per day.
kW (kilowatt) is a unit of power, measuring the rate of energy production or consumption. kWh (kilowatt-hour) is a unit of energy, measuring the total amount of work done or energy used over time.
EGbatt home batteries are suitable for both indoor and outdoor installation (depending on the model's protection level) and offer floor-standing or wall-mounted options. Common locations include garages, attics, or under eaves.
This depends on the load. As a realistic example, a 10kWh battery could run ten 100-watt light bulbs for 12 hours without recharging.
The number varies based on home size, energy consumption history, and personal goals (like which devices to run during an outage). For most systems, 2 or 3 batteries are installed. A detailed discussion of your needs is recommended for an accurate assessment.
Yes, it is possible, but it requires careful planning and significant investment. A true off-grid system needs a large enough solar array and sufficient battery storage to sustain your lifestyle. Cost and having an alternative energy source for when solar charging isn't possible are key considerations.
No. EGbatt focuses on building long-term relationships with business partners like battery distributors, solar equipment dealers, and installation contractors worldwide, not direct sales to end consumers.
EGBATT Battery Compatibility with Inverters
Perfect Matching with Mainstream Hybrid and On-grid Inverters
EGBATT lithium battery systems are tested for seamless compatibility with a wide range of inverter brands across global markets. Whether for residential, commercial, or utility-scale applications, our batteries support multiple communication protocols (CAN/RS485) and work with both low-voltage (40–60V) and high-voltage (100–1500V) inverter platforms.
- Low-Voltage System Compatibility (40–60V)
Low-voltage systems typically operate in the 48V-60V range and are widely used in home off/grid-connected solar systems. EGBATT lithium batteries offer seamless compatibility with a wide range of leading inverter brands in this range, including:
Deye, Growatt, GoodWe, ZZPower, Solis, Sinexcel, SRNE, Schneider Electric, Megarevo, AISWEI, SMA, Luxpower, Victron Energy, Afore, Hoymiles, INVT, Sofar, OutBack Power, SolaX Power, tbbpower, Sacolar, Sunsynk, Sosen, SMD Solar, Must, SOROTEC, Sunman, Voltronic Power, SAJ, and more. - High-Voltage System Compatibility (100–1500V)
High-voltage energy storage systems generally operate in the voltage range of 150V-1000V and are adapted to high-power inverters for commercial and industrial energy storage systems (80kWh-200kWh and above). EGBATT high-voltage lithium battery systems are fully compatible with leading inverter brands within this range, including:
Sol-Ark, INVT, Sinexcel, Luxpower, SClinTeg, Shanghai Nenergy, Deye, Growatt, Xina Electric, Hoymiles, Sunsynk, Hopewind, Solis, SOSEN, Megarevo, EcoCod, GoodWe, Sunways, Jingshi Technology, Kehua Tech, AISWEI, KOYOE, Sermatec, Afore, and more.
We offer integration support and testing for most mainstream hybrid and on-grid inverters. Contact EGBATT for compatibility details and custom solutions.
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