
No. | Item | General Parameter | Remark |
1 | Rated Capacity | 21Ah | Standard discharge(0.2 C5)after standard charge(0.2 C5) |
2 | Minimal Rated Capacity | 20.3Ah | |
3 | Nominal Voltage | 12.8V | |
5 | Discharge cut-off voltage | 10.0V | 10.0V( recommended) |
6 | Charging cut-off voltage | 14.6V | 14.6V (recommended) |
7 | Cell and assembly method | IFR26650EC-3.3AH | 4S7P |
8 | Housing material | PVC | |
9 | Weight | Approx/:2.7Kg | |
10 | Max.Dimension | Height:75mm | |
Width:124mm | |||
Length:202mm |
The battery pack parcel by thick sponge one by one ,and then put into a plastic bag , and then put into standard inner box , 2 box in one export carton.
single cell IFR18650 1500MAH 3.2V
The period of warranty is a year from the date of shipment. TAC guarantees to give a replacement in case of cells with defects proven due to manufacturing process instead of the customer abuse and misuse.
The batteries should be stored at room temperature, charged to
about 30% to 50% of capacity.
We recommend that batteries be charged about once per half a year
to prevent over discharge.
Guang Zhou Sunland New Energy Technology Co., Ltd.
Guangzhou Sunland New Energy Technology Co., Ltd. (Sunland Power) is a senior professional service provider of
battery application. Aiming at serving industrial users, it is
dedicated to providing industrial users with optimized battery
supporting solutions and safe, environmental friendly and
cost-effective battery products.
It has a R & D, engineering and management team with more than
10 years of industry experience
From upstream to downstream, the battery industry has the advantage
of vertical integration
Specializing in batteries, battery packs, battery management
systems and energy solutions
The products are widely used in medical devices, coal mine
security, electronic appliances, power supply and standby energy
storage system. For example, the power supply system of electric
bicycle; Solar energy storage power supply system, UPS backup power
supply system. At the same time, it is also an ideal choice for
vehicle starting power supply, military painting and other fields.
We provide professional design and customization services according
to the special needs of customers.