Advanced 48V 20kwh Rack-Mounted Lithium Ion Battery Pack Using LiFePO4 Technology for Smart Solar Energy Storage and Back-up Power Management Battery

• Customization: Available
• Type: Li-ion Battery
• Cathode Material: LFP
• Model NO.: HESB
• Rechargeable: Yes
• Size: Large
• System Voltage: 51.2 V
• Output Power Range: 20-30kw
• Grid Connection: off Grid, Hybrid Grid
• Battery Type: LiFePO4
• System Type: Rack-Mounted
• Weight: 240kg
• Communication Port: Can, WiFi, RS-232, Bluetooth, RS485
• Protection Class: IP65
• Nominal Voltage: 51.2V 16s / 48V 15s
• Nominal Capacity: 100ah / 200ah / 300ah / 400ah / 500ah
• Energy: 5kwh / 10kwh / 15kwh / 20kwh / 25kwh or Customized
• Cell Model: 3.2V 100ah LFP
• BMS: Built-in BMS Protection
• Battery Cell Type: Grade a LFP Batteries
• Life Time: 20 Years
• Transport Package: Sea Freight Cardboard Boxes
• Specification: 480*437*790mm
• Trademark: WENREY
• Origin: Huizhou City, Guangdong Province, China
• Production Capacity: 50000PCS/ Year
• Package Size: 440.00cm * 480.00cm * 253.00cm
• Package Gross Weight: 48.000kg

Product Description

Product Description

 

Introducing a remarkable innovation in energy storage, crafted with precision by Guangdong Wenrui New Energy Co., Ltd., a custom manufacturer boasting a decade of expertise in the field. This energy storage marvel is offered in a versatile range of capacities from 5KWh to 25KWh, allowing for tailored customization to meet your specific needs, including personalized logos, distinctive packaging, and captivating graphics.

 

 

 

Product Parameters

 

Experience the pinnacle of energy storage technology with our advanced models: DGA501, DGA502, DGA503, DGA504, DGA505. Featuring a nominal voltage of 51.2V, these systems deliver energy in increments of 5.12KWh, 10.24KWh, 15.36KWh, 20.48KWh, and 25.60KWh. Designed for optimal performance, the charging limit voltage peaks at 58.4V, with a working voltage range between 40 and 58.4V. Benefit from a standard charging current of 20A, a robust maximum charging current of 100A, and a discharge cut-off voltage set at 40V. Our standard discharge current stands at 20A, with a maximum discharge current reaching 100A. Built with LFP 3.2V 100Ah cells and encased in durable cold-rolled steel, the system boasts an IP51 protection level and employs efficient air cooling. With five size options ranging from 440*480*253mm to 440*480*793mm, and weights spanning 48kg to 240kg, our energy solutions are designed for resilience, operating seamlessly in temperatures from 0°C to 45°C during charge and -20°C to 60°C during discharge. Store your energy with confidence, as our systems maintain integrity in temperatures between 15°C and 25°C for up to 9 months, and between 0°C and 35°C for 6 months, with a storage humidity range accommodating -20°C to 45°C for 1 month.

Product model	DGA501	DGA502	DGA503	DGA504	DGA505
Nominal voltage	51.2V
Energy	5.12Kwh	10.24Kwh	15.36Kwh	20.48Kwh	25.60Kwh
Charging limit voltage	58.4V maximum
Working voltage	40 ~58.4V
Standard charging current	20A
Maximum charging current	100A
Discharge cut-off voltage	40V
Standard discharge current	20A
Maximum discharge current	100A
Cell model	LFP 3.2V 100Ah
Material of the shell	Cold-rolled Steel Plate
Protection leve	IP51
Cooling method	Air Cooling
External dimensions(mm)	440*480*253	440*480*388	440*480*523	440*480*658	440*480*793
Battery weight	48kg	96kg	144kg	192kg	240kg
Working temperature	Charge:0C~45°C(At10%-90%RH) / Discharge:-20°C-60
Storage temperature	15°C~25 9 months(At50%-60%SOC) / 0°~35°:6 months
Storage humidity range	-20°~45°:1 month

 

 

Certifications

 

Our product portfolio proudly bears the hallmark of quality and safety with certifications including MSDS, UN38.3, CE, EMC, IEC, UL, KC, BIS, CB, and the esteemed ISO9001:2015. Trust us for assured excellence!

 

Packaging & Shipping

 

 

Enjoy competitive pricing with a minimum order quantity of 5 pieces, ranging from $523 to $2,644. Secure a sample for $523 and embark on a journey of discovery. Shipping fees and delivery timelines are tailored to your needs, ensuring seamless transactions protected by strict SSL encryption and PCI DSS data protection protocols. Our standard refund policy further assures a risk-free purchase experience.

Our Advantages

 

At Derun, we pride ourselves on delivering batteries that epitomize consistency, quality, and reliability. Our premium range supports a variety of applications from solar energy storage systems to electric scooters, medical devices, power tools, recreational vehicles, helicopters, and boats. Our unwavering focus on detail, steadfast pursuit of quality, and relentless drive for improvement distinguish us as leaders in the industry.

After Sales Service

 

Rest easy with our comprehensive after-sales service. Should any quality concerns arise, return the product for a straightforward replacement. Our batteries come with a robust 3-year full warranty, with optional upgrades to a 5-year or even a 10-year warranty for extended peace of mind.

Company Profile

Guangdong Wenrui New Energy Co., Ltd. - Where Innovation Meets Trust in Power & Energy Storage Solutions!

 

Empowering Progress, Safeguarding the Future

Nestled in the vibrant city of Huizhou, China, Huizhou Wenrui New Energy Co., Ltd. proudly shines as a leading manufacturer and visionary innovator in power battery technology and energy storage expertise. With an extensive legacy of dedicated production and pioneering R&D, we are specialists in crafting cutting-edge lithium-ion batteries, precisely engineered to fulfill the dynamic demands of a rapidly evolving global marketplace.

Our Core Competencies:
Home Energy Storage Systems: State-of-the-art 5kW, 10kW, and 15kW lithium battery solutions, including seamless lead-acid replacement conversions.
Specialty Vehicle Batteries: Robust and reliable power tailored for Golf Carts, Sightseeing Vehicles, Electric Motorcycles, Tricycles, Quadracycles, and RVs.
Commercial & Industrial (C&I) Energy Storage: Scalable, efficient systems designed for businesses and industrial applications.
Solar Energy Storage Integration: High-efficiency batteries to empower renewable energy systems with supreme reliability.
Custom Battery Solutions: Bespoke designs crafted to meet your precise application requirements with unparalleled precision.

 

Why Choose Guangdong Wenrui?

Unparalleled Advantages & Trusted Strength:
1. Vertically Integrated 'Super Factory': Our expansive, state-of-the-art manufacturing facility spans over 10,000 square meters and features multiple automated production lines. This self-contained powerhouse ensures stringent quality control and remarkable production capacity, setting industry standards for 'Source Factory' distinction.
2. Relentless Innovation: Our 'Professional R&D Team', composed of senior experts, champions continuous innovation efforts. We prioritize the development of high-performance, exceptionally safe, and ultra-reliable lithium-ion battery products, ensuring we lead and exceed market demands.
3. Uncompromising Quality: Underpinning our operations is a 'Comprehensive ISO 9001:2015 Quality Management System'. We enforce rigorous controls at each step, from the meticulous selection of raw materials to the final product delivery. Our pledge to 'Premium Quality Products', validated by our 'SGS certification', guarantees adherence to international standards.
4. Agile Customization & Strong OEM Capability: Our flexibility sets us apart. Through our 'Flexible Production Model', we offer extensive 'customization services' perfectly tailored to your unique needs. Supported by cutting-edge equipment and a skilled workforce, our 'robust OEM capacity' guarantees high-quality production, unwavering reliability, and consistent on-time delivery for your projects.
5. Global Source Factory Advantage: As a 'Leading Source Factory', we bypass intermediaries, offering you competitive 'Source Factory Pricing' with zero compromise on quality or performance. We are a proven 'Top-Quality, Credible Supplier' trusted by clients worldwide.

A Global Footprint: Our unwavering commitment to excellence has forged successful partnerships with clients across 200+ countries and regions, cementing our position as a pivotal player in the global energy storage and power battery market. Our vision is unmistakable: 'to become the world's leading supplier of power and energy storage batteries.'

Experience the Wenrui Difference Firsthand:

We are firm believers that seeing is believing. We warmly welcome all potential international buyers to visit our remarkable Huizhou manufacturing facility. Witness firsthand our advanced production processes, meticulous quality control measures, and the impressive scale of our operations. Discover how our capabilities can become the cornerstone of your monumental success.

Ready to Power Your Enterprise?
Reach out to Huizhou Wenrui New Energy Co., Ltd. today! We are excitedly anticipating your inquiries and are eager to explore mutually beneficial partnerships. Allow us to provide you with the reliable, high-performance battery solutions essential for your needs.

 

FAQ

Q1: Who is WENREY and what do they specialize in?
A1: Derun is a manufacturer of LiFePO4 batteries. Established in 2010, the factory covers over 10,000 square meters, is located near BYD, and has an automated production line capable of producing up to 600 units per day. It is the only manufacturer with a dedicated high-temperature testing room.

Q2: Can I visit WENREY factory?
A2: Yes, you are welcome to visit our factory at any time. Free samples are available for quality testing. Large orders can follow the production line and track quality control throughout the process.

Q3: What type of cells does WENREY use?
A3: All batteries use high-quality A-grade EVE cells with over 8,000 cycles and QR codes.

Q4: What brands of BMS protection boards does WENREY use?
A4: We use high-quality BMS boards from well-known brands such as PACE and JBD.

Q5: Are WENREY batteries compatible with various inverters?
A5: Yes, our batteries are compatible with almost all brands of inverters, including SMA, Victron, Pylontech, Deye, Growatt, Megarevo, Soar, Must, Felicity, and more.

Q6: Does WENREY offer OEM and ODM services?
A6: Yes, you can choose our standard products and customize them with your own brand logo as OEM, or customize according to your own standards as ODM.

Q7: What is the warranty policy of WENREY?
A7: All batteries come with a 3-year full warranty and an optional 5-year or 10-year paid warranty.

Q8: How is the after-sales service of WENREY?
A8: We offer worry-free after-sales service. If there is any quality issue with the battery, please return it for a replacement.

Q9: Does WENREY have the necessary transportation certificates?
A9: Yes, we have complete transportation certificates including CE, MSDS, UN38.3, and sea shipping certificates, ensuring worry-free transportation by sea, air, land, and rail.

Q10: What are the main products offered by WENREY?
A10: Our main products include wall-mounted batteries, stackable batteries, low-voltage cabinets, portable power stations, UPS systems, LiFePO4 batteries, and various residential and commercial energy storage and backup batteries.