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- Model: Cornex LF314
Available Options
Testing Video


Important Notice
This link is for online orders within the EU land address included: Poland, Germany, Belgium, Luxembourg, Netherlands, Czech Republic, France, Denmark, Austria, Italy, Spain, Slovakia, Slovenia, Hungary, Portugal, Sweden, Ireland, Lithuania, Estonia, Croatia, Latvia, Finland, Romania, Bulgaria and Greece; UK and other EU countries not listed can not arrange shipment!
You can easily track order status on our website. Once payment is completed, we will ship out around Sep 25th. Delivery 2-5 days via fast express and is duty-free.
Product Description
High capacity & Energy Density: Nominal capacity is 314Ah, tested fully load capacity is over 330Ah;
Long cycle life: 8,000 cycles @80% SOC @ 25℃, ensuring durability.
Superior Safety: LiFePO4 chemistry with stable performance and built-in safety features.
High Efficiency: Low internal resistance <0.25mΩ for better solar energy conversion and minimal heat generation.
Wide Application: Ideal for solar home storage, off-grid systems and industrial backup power.
Reliable brand: Manufactured by Cornex, a leading lithium battery producer known for high-quality standards.
Free Gifts: One copper bus bar and two nuts per battery and Epoxy boards between battery cells.
Which Grade Should We Choose?
Feature | EV/ES Grade A | EV/ES Grade A- | EV/ES ESS Grade B | Grade C / Used / Recycled |
---|---|---|---|---|
Application | EV, industrial power Solar, ESS, off-grid | Less demanding EV use/General ESS, cost-effective | Low-power EVs/Low-cost storage | Not recommended |
Discharge rate | High/Steady output | Moderate-High/Stable, slightly lower | Lower | Unstable |
Cycle life | Longest | Good but slightly lower | Shorter | Very low |
Internal Resistance | Lowest | Slightly higher | Moderate | High |
Cost | Highest | More affordable | Lower | Cheapest |
New Cell | Yes, brand new | Yes, brand new | Yes, Unused | No, USED |
Original manufacture Test report PDF file | Yes | Yes | No | No |
Intact QR Code | Yes | Yes | No | No |

SHORT DESCRIPTION | |
Brand name | Cornex |
Capacity | Nominal Capacity 3144Ah( EV grade A tested capacity 330Ah+) |
Cycle life | 25℃ Cycle 8000 cycles,70%SOH |
Initial Internal Resistance | ≤0.25 mΩ |
Max Torque on Poles | 6 N.m |
Model | LF314 314Ah 3.2V LiFePO4 Prismatic Cell |
Nominal Energy | 1005Wh |
Size | 207.2±0.5 mm(H)*173.7±0.5 mm(L)*71.7±0.8 mm(T) |
Voltage | Nominal voltage 3.2V; Standard charging voltage≤3.65V; Discharging Ends 2.5V; |
Warranty | 5 years |
Weight | 5690 g±300 g |
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Reviews Over EU STOCK Pre-sale Cornex 3.2V 314Ah LiFePO4 Battery Cell Grade A Fully Load Capacity Over 330Ah - Welded M6 Studs
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