REPT 3.2V 320Ah A-Grade LiFePO4 Cell | 8000 Cycles

Product Description

The REPT 3.2V 320Ah A-Grade LiFePO4 Battery Cell is a high-capacity prismatic lithium iron phosphate cell designed for professional battery-pack assembly, solar energy storage, inverter systems, EV applications, UPS systems and commercial energy storage.

With a 320Ah capacity, 3.2V nominal voltage, approximately 0.19mΩ internal resistance and an 8000-cycle specification, this cell is designed for applications requiring high energy capacity, long service life and reliable repeated cycling.

Its large-format prismatic construction makes it suitable for building high-capacity 12V, 24V, 48V/51.2V and custom LiFePO4 battery systems.

Product Overview

The REPT 320Ah LiFePO4 Cell is an A-Grade large-format prismatic cell designed for high-capacity lithium battery construction.

With a nominal voltage of 3.2V and capacity of 320Ah, each cell provides approximately:

1.024kWh Nominal Energy

The combination of A-Grade cell quality, 0.19mΩ low internal resistance and 8000-cycle specification makes this cell suitable for long-term energy-storage applications.

It can be used by battery manufacturers and professional assemblers to build solar batteries, inverter batteries, EV battery packs, UPS systems and commercial energy-storage solutions.

Key Features

REPT LiFePO4 Battery Cell

A-Grade Cell

3.2V Nominal Voltage

320Ah High Capacity

Approx. 1.024kWh Nominal Energy

0.19mΩ Internal Resistance

8000 Cycle Life Specification

Large-Format Prismatic Cell

Stable LiFePO4 Chemistry

High-Capacity Energy Storage

Low Internal Resistance

Suitable for Solar Energy Storage

Suitable for Inverter Batteries

Suitable for Home Backup

Suitable for Commercial Energy Storage

Suitable for UPS Systems

Suitable for EV Battery Packs

Suitable for Off-Grid Systems

Suitable for Custom Lithium Battery Packs

Technical Specifications

Specification Details

Brand REPT

Cell Grade A Grade

Chemistry LiFePO4

Cell Type Prismatic

Nominal Voltage 3.2V

Nominal Capacity 320Ah

Nominal Energy Approx. 1024Wh / 1.024kWh

Internal Resistance 0.19mΩ

Cycle Life 8000 Cycles*

Application Solar, Inverter, EV, UPS & Energy Storage

*Actual cycle life depends on charging/discharging conditions, depth of discharge, temperature, current, BMS settings, cell balancing and overall operating conditions.

REPT A-Grade 320Ah Cell

The REPT 320Ah cell is specified as an A-Grade LiFePO4 cell, making it suitable for professional battery-pack construction.

A properly assembled battery should use cells with closely matched electrical characteristics.

Before battery assembly, it is recommended to check:

Cell voltage

Internal resistance

Capacity

State of charge

Overall cell condition

Proper matching helps improve cell consistency and battery-pack performance.

0.19mΩ Low Internal Resistance

This REPT 320Ah cell has a specified internal resistance of:

0.19mΩ

Low internal resistance can help reduce voltage drop and internal heat generation during charging and discharging.

This characteristic is particularly useful for high-capacity battery systems where cells may be required to handle substantial current.

Actual resistance measurements can vary according to:

Cell temperature

State of charge

Measurement equipment

Measurement method

Cell condition

8000 Cycle Life

The REPT 320Ah cell is specified with:

8000 Cycles

This makes it suitable for applications involving frequent charge and discharge cycles.

Potential applications include:

Solar energy storage

Home backup

Inverter systems

Commercial energy storage

Industrial energy storage

EV battery systems

UPS systems

Off-grid power systems

Actual cycle life depends on depth of discharge, charge/discharge current, temperature, charging voltage, BMS settings and other operating conditions.

High-Capacity 320Ah Cell

Each cell provides:

3.2V × 320Ah = 1024Wh

Therefore, one cell provides approximately:

1.024kWh Nominal Energy

The higher 320Ah capacity allows battery manufacturers to build large energy-storage systems using fewer cells compared with lower-capacity cells.

Battery Configuration Examples

4S – 12.8V 320Ah

Using 4 cells in series:

4 × 3.2V = 12.8V

Nominal energy:

12.8V × 320Ah = 4.096kWh

Suitable for compatible 12V-class LiFePO4 battery systems.

8S – 25.6V 320Ah

Using 8 cells in series:

8 × 3.2V = 25.6V

Nominal energy:

25.6V × 320Ah = 8.192kWh

Suitable for high-capacity 24V-class solar and inverter battery systems.

16S – 51.2V 320Ah

Using 16 cells in series:

16 × 3.2V = 51.2V

Nominal energy:

51.2V × 320Ah = 16.384kWh

Suitable for large 48V/51.2V-class solar, inverter and energy-storage systems.

Parallel Configuration

Parallel connections can increase total Ah capacity while maintaining the same nominal voltage.

Configuration Approx. Capacity

1P 320Ah

2P 640Ah

3P 960Ah

4P 1280Ah

For example:

16S2P = 51.2V 640Ah

Nominal energy:

Approx. 32.77kWh

The final configuration should be selected according to the inverter, BMS, charger, load and application requirements.

24V 320Ah Battery Configuration

Using 8 REPT 320Ah cells in series creates:

25.6V 320Ah

Nominal energy:

8.19kWh

This configuration is suitable for:

Solar systems

Hybrid inverters

Home backup

UPS systems

Off-grid systems

Commercial backup

51.2V 320Ah Battery Configuration

Using 16 cells in series creates:

51.2V 320Ah

Nominal energy:

16.38kWh

This configuration is suitable for high-capacity:

Solar systems

Hybrid inverter systems

Home energy storage

Commercial energy storage

Off-grid applications

Suitable Applications

☀️ Solar Energy Storage

Use the REPT 320Ah cells to build high-capacity solar batteries for storing renewable energy.

⚡ Inverter Batteries

Suitable for compatible 24V and 48V/51.2V inverter battery systems.

🏠 Home Backup

The 320Ah capacity provides substantial energy storage for residential backup applications.

🏢 Commercial Energy Storage

Suitable for commercial and industrial systems requiring high capacity and long-cycle operation.

🚗 EV Battery Packs

Can be used for compatible electric vehicles and EV battery systems when the complete battery is correctly designed according to the motor, controller, BMS and current requirements.

🔋 UPS Systems

Suitable for compatible high-capacity LiFePO4 UPS and backup-power systems.

🌐 Off-Grid Systems

Suitable for remote locations and off-grid renewable-energy storage applications.

Why Choose REPT 320Ah A-Grade Cell?

The REPT 320Ah cell combines:

A-Grade Cell Quality

320Ah High Capacity

3.2V Nominal Voltage

0.19mΩ Low Internal Resistance

8000 Cycle Specification

Approx. 1.024kWh Energy per Cell

Large-Format Prismatic Construction

Stable LiFePO4 Chemistry

This makes it a strong option for building high-capacity and long-life LiFePO4 battery systems for solar, inverter, EV, UPS, home backup and commercial energy storage.

Recommended Battery Assembly

For professional battery-pack construction:

Use cells of the same model and capacity.

Preferably use cells from the same batch.

Match cell voltage before assembly.

Check internal resistance.

Properly balance the cells.

Use a suitable LiFePO4 BMS.

Use correctly rated busbars.

Use appropriately sized DC cables.

Provide proper insulation.

Use suitable fuse/breaker protection.

Provide proper mechanical cell support.

Configure the BMS according to LiFePO4 requirements.

Test the completed battery before commissioning.

Package Includes

1 × REPT 3.2V 320Ah A-Grade LiFePO4 Prismatic Cell

Not Included

BMS

Busbars

Battery Box

Charger

Cables

Cell Supports

Fuse/Breaker

Battery Assembly

Important Note

The specifications above are based on the provided product image and your updated specification, including REPT A-Grade cell, 320Ah capacity, 0.19mΩ internal resistance and 8000-cycle specification.

Actual performance and cycle life depend on charging voltage, discharge depth, current, temperature, BMS settings, cell balancing and the design of the complete battery pack.