This 3.22V 20Ah Rechargeable Lithium Iron Phosphate Power Battery is very suitable and convenient for your Golf cart and other equipments. The following is the detailed description. This battery has good low temperature performance and can be charged at -20 ºC. If your equipment has a low operating ambient temperature, this product is very suitable for you.
Item Specification
Product Name: 3.22V 20Ah Rechargeable Lithium Iron Phosphate Power Battery
BATTERY SPECS:
Type: LiFePO4 Lithium ion battery
Rated Capacity: 20Ah
Rated Voltage: 3.22V
Working Voltage: 2.5V~3.65V(T>0℃) 2.0V~3.65V(T≤0℃)
Monthly Self-discharge: ≤3.5%
Internal Resistance: 1.2±0.5mΩ
Weight: 0.370±0.010kg
Dimension: 34mm*184mm
Cycle Life: ≥2000 cycles (25°C) ≥1500 cycles (45°C)
-Detailed Specification-
| Parameter | Specification | Note |
|---|---|---|
| Nominal Capacity | 20A h | 25 ± 2C, 1.0C DC to 2.5V, new battery status reference GB 38031-2020 |
| Nominal Voltage | 3.22V | 25 ± 2C, 0.3C / 0.3C, new battery status |
| Working Voltage | 2.5~3.65V | Temperature T>0℃ |
| 2.0~3.65V | Temperature T≤0℃ | |
| Battery Internal Resistance ( 1KHz) |
1.2±0.5mΩ | New Battery Status (50%SOC) |
| Shipping Capacity | 10±0.5Ah | New battery status of 50%SOC |
| Monthly Self- discharge | ≤3.5% | 25C, 50%SOC, the new battery storage after 3 months |
| Operating Temperature (charging) |
-20~ 65C | - |
| Operating Temperature (discharge) |
- 30~ 65C | - |
| Battery Weight | 0.370±0.010 Kg | N .A . |
| Battery Size | Diameter * Shoulder height =34mm * 184mm |
See drawings for details |
| Cell Cycle | ≥2000cycles &25C ≥ 1500cycles &45C |
Standard charge and discharge process @80%SOH |
-Low Temperature Capacity-
| Parameter | Size of Product | Condition |
|---|---|---|
| Capac ity of 0C | ≥90% | New battery status, 0C, 1.0C, 2.0V~3.65V, the benchmark is 20Ah |
| -10C, the capacity of the | ≥ 80% | New battery status, - 10℃ , 1.0C, 2.0V~3.65V, the benchmark is 20A h |
| -Capacity of-20C | ≥70% | New battery status, -20℃ , 1.0C, 2.0V~3.65V, the benchmark is 20Ah |
| Cell Temperature/℃ | -20 | -15 | -10 | -5 | 0 | 5 | 10 | 15 | 20 | 25 | 45 | 55 | 60 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SOC | 0%~<80% | 0.10 | 0.12 | 0.2 | 0.25 | 0.4 | 0.45 | 0.6 | 0.8 | 1.0 | 1.0 | 1.0 | 0.5 | 0.3 |
| SOC | ＞80% | 0.10 | 0.12 | 0.2 | 0.25 | 0.4 | 0.45 | 0.6 | 0.8 | 0.8 | 0.8 | 0.8 | 0.5 | 0.3 |
-Charging Parameters-
| Parameter | Size of Product | Condition |
|---|---|---|
| Standard charge, electric current | 1.0C | 2 5± 2 C |
| Standard charge, electric voltage | 3.65V | / |
| Standard charge, power mode | 1.0C CC to 3.55V ，0.2C CC to 3.65V | |
| Standard charge, electric temperature | 2 5± 2 C | ambient temperature |
| Absolute charging temperature (Battery temperature) |
-20~ 65C | Regardless of the charging mode the cell is in, the charging is stopped once the cell temperature exceeds the absolute charging temperature range |
| Absolute charging voltage | Maximum size of 3.65V |
Regardless of the charging mode the cell is in, the charging is stopped once the cell voltage exceeds the absolute charging voltage range |
1 I want to custom battery pack, can you make it?
We are lithium Battery Manufacturer for 7 years,so if you have any request on li-ion battery packs, simply send us an inquiry.
2 How Soon can I get samples, and how much will you charge it, will you refund?
We make samples in about 3-12 days, depending if we have them on stock, no extra markup on samples, and will refund on mass production.
3 What’s your warranty? When does it start?
All of our products have one year limited warranty, start from the shipping date.
4 How shall i proceed with the returns?
please contact our sales representative for a RMA form, we’ll proceed accordingly.
5 What will You Do if we got damaged products when arrive?
We will replace new goods at our cost if the batteries are damaged when arrive, no charges on your side, please contact us for images of damage.
6 How about your lead time, and especially when can i get the goods after i make payment?
Lead Time for samples is about 10 days and bulk order around 12-25 days depending on the order quantity and our order on schedule.
7 How about the MOQ?
Mostly we don’t have MOQ. Especially for the samples. For Custom battery, our MOQ 100.
