- Contact Person : Ms. Julia G-Power
- Company Name : Dongguan City Mingyangda Energy Limited
- Tel : 0086-0769-85373696
- Fax : 0086-0769-85373969
- Address : Guangdong,Dongguan,Hengzeng Road,Xin'an District,Chang'an Town
- Country/Region : China
- Zip : 523882
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48v polymer li-ion battery for energy storage(48v 400ah)
Item No. | Voltage | Capacity | Battery type | LiFespan | BMS | Working current | Dimension(mm) | Weight |
GPLFP80182295- 2P15S-48V400Ah | 48V | 400AH | LiFePO4 | >2000cycles | with CANBUS | 50~200A are available | W750*L800*H1600 | <275kg |
without CANBUS |
polymer li-ion battery Characteristics
a. Extremely safe and stable chemistry: BMS built inside to balance and protect the battery(CANBUS function is available)
b. Long life-cycle: Can be circularly used, more than 2000 times recycles, 8 times of Lead acid battery.
c. Lighter weight, with the best power-to-weight ratio: 1/3 of Lead acid battery weight.
d. Good performance at high temperature and high temperature resistance
e. Low self-discharge rate, less than 3% monthly.
f. No memory effects and highly efficient charge.
g. Environment friendly: Clean and Green energy poses no pollution on our environment.
polymer li-ion battery Advantage
a. Large voltage and capacity, 200A working current is available.
b. Cabinet design, battery+BMS+large current circuit pretection system+cooling system are included.
c. Broad-spectrum, such as telecom tower,solar system and any other emergency device.
d. Supporting CAN-BUS function, battery cells, BMS and Chargers are communicable.
e. With a LCD display,can display parameters of battery, temperature, SOC value, etc.
polymer li-ion battery Performance
1.Electrical characteristics
NO. | Item | Requirements | Test Method |
1 | Dischargerateperformance | Discharge Capacity/Nominal capacity×100%A) 0.3C5A ≥100%B) 1.5C5A ≥90% | a)Standard charge at 0.3C5A under the condition of normal atmospheric pressure and the environmental temperature of 20°C±5°C and45%~80% RH, discharge at 1I3/4.5I3(A)to 2.0V or the cut-off voltage which is specified in the technical document of the company.b)the capacity(AH)=the discharge time*discharge current,and then is described the percentage of the nominal capacity(Charge/discharge cycle can be conducted for 3times before meeting the Standards(the samebelow). |
2 | High-lowTemperatureDischargeperformance | Discharge Capacity/Nominal capacity×100%A) 55 °C ≥95%B) -20°C ≥55% | After Standard charging. Then store it at the constant temperature of 55±2°C for 5h(of -20±2°C for 20h),and discharge at 0.3C5A to 2.0V or the cut-off voltage which is specified in the technical document of the company,the capacity(AH)=the dischargetime*discharge current, and then is described the percentage of the nominal capacity. |
3 | NormalStorage/HighTemperatureStorage | Residual Capacity≥Nominalcapacity*80%Recoverable capacity≥Nominal capacity*90% | Store for 28 days(Store for 7 days at the constant temperature of 55±2 °C)after standard charge, then measure final status and residual capacity at 0.3 C5A to 2.0V or the cut-off voltage which is specified in the technical document of thecompany;After charge/discharge(0.3C5A/0.3C5A)cycle can be conducted for 3 times,recoverable capacity will be tested. |
4 | StoragePerformance | recoverablecapacity ≥nominalcapacity *95% | Standard charge and then rest for 1H,then discharge for 2H at0.3C5A,storge for 90 days at 20°C±5°C,After standard charge,then discharge at 0.3C5A,(Charge/dischargecycle can be conducted for 5 times before meeting the Standards (the same below) |
5 | Cycle Life | Discharge Capacity≥Nominal capacity*80% | Conduct 0.3C5A/0.3C5A cycle for 2000 times.The discharge capacity shall be measured after 2000 cycles. |
2.Safety Performance
NO. | Item | Requirements | Test Method |
1 | Over charge | No fire,no explosion | After standard charging,then Charge at 3C5A to 10.0V |
2 | Over discharge | No fire,no explosion | After standard charging,discharge 0.3C5A to 0V at 20°C±5°C |
3 | Short Circuit at Room Temperature | No fire,no explosion | After standard charging, keep the battery into a ventilation cabinet and short-circuit the positive and negative terminals directly (general resistance shall be less than or equal to 5mΩ) for 10 minutes |
4 | Drop | No fire,no explosionno leakage | After standard charging, then let it self fall off from a height of 1.5m(the lowest height)to a rigid wooden board with the thickness of 20mm. The drop is implemented one time for every face. |
5 | Hot Oven | No fire,no explosion | After standard charging. Keep the battery in the box with constant temperature of 85°C±2 °C and remained for 2hours at this temperature. |
6 | Crush | No fire,no explosion | After standard charging, keep the battery on the bracket1. Extrusion direction:Perpendicular to the direction of maintaining pressure on the battery plates.2. Extrusion headdress product:≥20cm3. Extrusion degree: Until the battery shell ruptured or internal short circuit (battery voltage becomes 0V) |
7 | Needlepunctureperformance | No fire,no explosion | After standard charging, keep the battery on the bracket,penetrate through it with a 3mm~8mm diameter nail near the center of its biggest surface at the rate of 10mm/s-40mm/s. |
polymer li-ion battery performance graph
Why choose G-Power Battery?
G-Power is a leading hi-tech enterprise combining technical research, development, manufacture and marketing. Specializes in researching, designing and manufacturing lithium ion batteries,LiFePO4 batteries,etc.
polymer li-ion battery Customer Feedback
Your Cabinet storage batteries are very good,Let's continue discussions and see what we can work out .(Ralf from Germany)
polymer li-ion battery Order information
Sample is avaliable
Trade term: FOB Shenzhen or Guangzhou; EXW, CIF,DDU and DDP are available.
Delivery time: 15 working days for sample order, 25 working days for mass order.
Packing info is as below:
Cabinet battery each facets are protected by foam and plastic wrap,packing in one wooden case,then put on a pallet.
one pallet and one wooden case pack one cabinet battery only.
polymer li-ion battery Warranty
2 years since the date of purchase
Warranty term
1. Under the terms of this warranty, if the product have a failure occurs under normal usage within warranty period, G-Power will provide new products based on the proof-documents.
2. If Failure or damage due to incorrect operation, wire connection, or anything other do not follow our instuction, G-Power will provide paid maintance within warranty period.
More information on our products, pls do not hesitate to inquiry now!
48v polymer li-ion battery for energy storage