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51.2V/48V 50Ah 2.56kwh Wall Mounted Solar Battery DL-LFP5150J

2.56kwh 51.2V/48V 50Ah Wall Mounted Solar Battery Storage With CE / UN38.3 / MSDS | DL-LFP5150J

  • Brand: Delong Energy
  • Sample: Available For Test
  • Service: 10 Years Warranty
  • Support: OEM, ODM, OBM, Customized
  • Certificates: CE, UL, MSDS, IEC, UN38.3, ISO, etc.
  • Price: Click The Button Below To Get A Discount Price.


51.2V/48V 50Ah Lifepo4 Battery Pack 2.56kwh Wall Mounted Solar Battery For Residential Solar Battery Storage

The 51.2V 50Ah Wall Mounted Solar Battery comprises 16 lithium iron phosphate (lifepo4) cells connected in series, with a built-in intelligent BMS. They have a rated voltage of 51.2V, a current of 50Ah, and provide 2.456kwh of energy.

Residential Solar Battery Storage Solution

Residential Solar Battery Storage Solution

Advantages of 2.56kwh Wall Mounted Solar Battery

1. The chemical properties of lithium iron phosphate(lifepo4) make the battery very stable and will not explode even in violent collisions, with excellent safety performance.

2. With a cycle life of 6,500 times and a 10-year after-sales guarantee, you will have no doubts when using the lifepo4 battery.

3. The BMS developed by senior engineers automatically manages battery status and provides multiple protections.

4. RS485 and CAN communication interfaces are compatible with many brands of inverters.

5. The battery has a wide operating temperature range without many restrictions, making it more convenient for daily life and work.

6. The 2.56kwh wall-mounted solar battery supports a parallel connection to expand capacity and power.

7. The wall-mounted battery has a compact design, and its size and weight make it easy to carry and install.

Compatible Inverter List

Compatible Inverter List

Compatible Inverter List

Wall Mounted Solar Battery Certifications

Lithium Battery Certification

About Delong Energy

About Delong Energy

About Delong Energy

Technical Data

Models DL-LFP5150J
Product Specification 51.2V 50Ah
Nominal Voltage 51.2V
Nominal Capacity 50Ah
Battery Energy 2.56Kwh
Max Charge Current 70A
Max Discharge Current 100A
Recommended load 2~3Kw
Charging Cut-off Voltage 57.6V±0.2V
Discharging Cut-off Voltage 44.8V±0.2V
Cell Type LiFePO4 Battery
Terminal M8
Case  Material Metal Box
Communication Mode RS485/CAN
Charge Temperature Range 0~45℃
Discharge Temperature Range -5~55℃
Cycle Life ≥6500 Cycles
Designed Life 12 Years
Colour white+ black
Weight 27.5±0.5Kg
Dimensions(LxWxH) 400*400*125/155mm
Assembly  Method Wall Mounted

PDF Download

DL-LFP5150J Datasheet

User Manual – Lifepo4 Battery Series


1. Is Delong Energy a lithium battery factory?
Delong Energy is a battery factory with 11 years of experience, which integrates research, development, production, and sales.

2. How about the quality of lithium battery products from Delong Energy?
Delong Energy has a strong R&D team and a set of international certifications, including MSDS, UN38.3, FCC, IEC62133, CE, UL, KC, BIS, CB, ROHS, and ISO9001:2015 certified.

3. Can you do An OEM/ODM project?
We have engineers who can help you design and R&D any related products.

4. Can you customize the battery pack for more function?
Yes, we have a professional engineering team to provide an excellent solution for you.

5. Do you have MOQ?
No limited.

6. Can I have samples to test? And what is the lead time for a sample order?
Yes, we can supply samples. The lead time for samples is 3-5 days. The buyer pays for the sample cost and shipping cost.

7. What is your term of payment?
We adopt T/T, Paypal, Alibaba payment way, Credit Card, Visa, Echecking, Master Card, Trade Assurance, etc.

8. Do you provide after-sales service?
Yes, the battery warranty is 10 years. If there are any quality problems on our side in this period, we can send a new one as a replacement.


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