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Product Details:
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| Nominal Capacity: | 280.0Ah | Nominal Voltage: | 3.2V |
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| Internal Impedence: | ≤0.25mΩ | Operating Votage: | 2.50V~3.65V(0℃＜T≤60℃)/2.50V~3.65V(-20℃≤T≤0℃) |
| Dimension: | 71.7*174.0*204.6mm | Battery Weight: | 5.40±0.25kg |
Ganfeng 3.2V 280Ah LiFePO4 brand cells are available for sale, with a complete QR code.
They have a new appearance and offer excellent and stable performance, super long cycle life, high energy density, and a high charge/discharge rate.
These cells are suitable for DIY projects, solar systems, energy storage systems (ESS), BEVs, RVs, boats, UPSs, etc.
Parameter | Specification | Remarks |
Typical Capacity | 280.0Ah | At a 1C discharge current (25±2℃) |
Operating Voltage | 2.50V~3.65V | 0℃＜T≤60℃ |
2.00V~3.65V | -20℃≤T≤0℃ | |
Impedance (1KHz) | ≤0.25mΩ | At a fresh state |
Shipping Capacity | 3~30%SOC | / |
Operating Temperature (Charging) | 0~60℃ | / |
Operating Temperature (Discharge) | -20~60℃ | / |
Weight | ≤5.6Kg | N.A. |
Self-Discharge | ≤3.5%/month | Count after fresh cell need standard charge to 50%SOC and storage at 25±2°C for 3 month |
Cell Dimension | / | 300Kgf pressure |
Standard Charge Current | 0.5C | 25±2℃ |
Standard Charge Voltage | Cell max voltage 3.65V | 25±2℃ |
Standard Discharge Current | 0.5C | 25±2℃ |
Maximum Discharge Current (Continuous) | 1.0C | N.A |
Maximum Discharge Current (Long Pulse) | 2.0C | 120 Seconds duration maximum followed by a ‘zero current rest period’ of same duration. |
Maximum Discharge Current (Short Pulse) | 3.0C | 60 Seconds duration maximum while cell temperature ≤ 50°C and SOC˃40%SOC; 10 seconds duration maximum while cell temperature ≤ 50°C and SOC≤40%SOC. |
Discharge Cut-Off Voltage | 2.50V | 0℃＜T≤60℃ |
2.00V | -20℃≤T≤0℃ | |
Standard Discharge Temperature | 25±2℃ | N.A |
Cycled Capacity | Cap. Retention*≥ 196Ah | Within 6000 cycles, 0.5C charge and discharge, temp. : 25±2°C 300±20Kgf preload. |
Standard Test Conditions
●Voltmeter measuring device: accuracy is not less than 0.5 grade;
● Current measuring device: accuracy is not less than 0.5 grade;
● Temperature measuring device: accuracy is ± 0.5℃；
● Time measuring device: accuracy is ± 0.1%;
● Size measuring device：accuracy is ± 0.1%;
● Weight measuring device: accuracy is ± 0.1%.
1.Unless otherwise specified, all tests are conducted at temperatures ranging from 20℃ to 30℃ degrees Celsius, relative humidity from 15% to 90%, atmospheric pressure from 86 KPa to 106 KPa. Proceed in the environment.
2.Cells for tested must be newly delivered cells, delivered by one month at the latest, unless otherwise specified.
Transport
1.The state of charge of cell transportation is 30%~40% （cell voltage is 3.26~3.28V). Cells are packed in boxes for transportation. Violent vibration, shock or extrusion should be prevented during transportation, sunshine and rain should not be inverted.
2.In the process of loading and unloading, the products should be handled lightly by handled lightly. Throwing, rolling and heavy pressure should be strictly prevented.
Storage Conditions
Storage charge status of cells is 30%~50% （cell voltage is 3.26~3.29V). Storage environment temperature of cells should be at - 30℃ ~60℃ （0℃~35℃ recommended). Clean, dry and ventilated rooms should avoid contact with corrosive substances, should not be exposed to direct sunlight, and should be far away from fire and heat sources.
Contact Person: Miss. Kiki
| WhatsApp : | +8617763224709 |
|---|---|
| Skype : | +8617763224709 |
| WeChat : | +8617763224709 |
| Email : | kiki@lifepo4-battery.com |
