MWNKDS® 4pcs 3.2V 166Ah / 170Ah LiFePO4 Battery Cell

Large Capacity DIY Prismatic Cell for Solar Energy Storage, EV, Scooter and Backup Power

The MWNKDS® 3.2V LiFePO4 battery cell is designed for high-capacity DIY battery pack assembly and reliable energy storage applications. With stable lithium iron phosphate chemistry, aluminum shell structure, low internal impedance and long cycle life, this prismatic battery cell is suitable for solar energy storage systems, electric vehicles, scooters, RV power systems, UPS backup power, golf carts, power tools and custom battery projects.

This cell can be used to build 12V, 24V, 48V, 72V, 96V and 108V battery systems according to your project requirements.

Key Features

Large 166Ah / 170Ah capacity for long-lasting power storage.

3.2V nominal voltage, ideal for DIY LiFePO4 battery pack assembly.

Lithium Iron Phosphate chemistry provides stable and reliable performance.

Aluminum shell design offers strong structure and better durability.

Low internal impedance ≤0.26mΩ helps deliver efficient energy output.

8000+ cycle life at 80% DOD for long-term use.

Wide operating temperature range from -20°C to 65°C.

Suitable for solar inverter systems, electric vehicles, scooters, RVs, caravans, UPS backup power and energy storage projects.

Built for Solar Energy Storage

MWNKDS® LiFePO4 battery cells are suitable for solar and wind energy storage systems. They can be used in off-grid power systems, home energy storage, solar inverter battery packs, RV energy systems and backup power solutions.

Compatible system examples:

12V battery system
24V battery system
48V battery system
72V battery system
96V battery system
108V battery system

For DIY assembly, please use a compatible BMS, proper charger, correct busbars and insulation protection to ensure safe and stable operation.

Perfect for EV, Scooter and Mobility Projects

This 3.2V LiFePO4 prismatic cell is also suitable for electric mobility applications. It can be used in electric cars, electric scooters, electric motorcycles, electric bicycles, golf carts, tour coaches, BEV projects and PHEV projects.

The large capacity and 1C discharge capability make it a practical choice for projects that require stable power output and long service life.

Wide Range of Applications

Recommended applications include:

Solar and wind power systems
Solar inverter battery packs
Electric vehicles
Electric scooters
Electric motorcycles
Electric bicycles
Golf carts
Tour coaches
RV and caravan power systems
UPS backup power
Power tools
Model aircraft
Laptop battery projects
LED flashlights
Mobile power devices
Backup power systems
Passenger and commercial BEV projects
Passenger and commercial PHEV projects

Product Details

Battery Type: Lithium Iron Phosphate, also known as LiFePO4.

Cell Design: Prismatic battery cell design, easy for DIY battery pack layout.

Shell Material: Aluminum shell, durable and suitable for energy storage assembly.

Terminals: Metal terminals for battery pack connection.

Capacity: 166Ah / 170Ah large capacity option.

Voltage: 3.2V nominal voltage.

Cycle Life: More than 8000 cycles at 80% DOD.

Temperature Range: Suitable for operating environments from -20°C to 65°C.

Recommended Use: DIY battery pack, solar storage, electric mobility, RV power, UPS backup and energy storage systems.

Product Specifications

Brand: MWNKDS®
Model: 3.2V 170Ah
Battery Type: Lithium Iron Phosphate / LiFePO4
Rated Capacity: 170Ah
Nominal Voltage: 3.2V
Nominal Capacity: 170000mAh
Internal Impedance: ≤0.26mΩ
Dimensions: 193 × 60 × 114 mm
Shell Material: Aluminum
Weight: 2.9 ± 0.1 kg
Recommended Charge Current: 71A (0.5C)
Recommended Discharge Current: 142A (1C)
Maximum Continuous Discharge Current: 142A (1C)
Charge Voltage: 3.65V
Discharge End Voltage: 2.5V
Life Cycle: More than 8000 cycles at 80% DOD
Standard Charge Temperature: 25 ± 2°C
Absolute Charging Temperature: 0°C to 65°C
Absolute Discharge Temperature: -20°C to 65°C
Operating Temperature: -20°C to 65°C
Suitable Systems: 12V / 24V / 48V / 72V / 96V / 108V Solar Energy Storage Systems

Note: The product title includes 166Ah / 170Ah options. The detailed specification above is based on the 3.2V 170Ah model.

DIY Battery System Reference

You can build different voltage systems by connecting multiple cells in series.

12V system: 4 cells in series
24V system: 8 cells in series
48V system: 16 cells in series
72V system: 24 cells in series
96V system: 32 cells in series
108V system: 36 cells in series

Professional assembly is recommended. Please use a suitable BMS, matched charger, proper insulation pads and correct wiring accessories.

Package Includes

LiFePO4 battery cell
Busbars
Bolts
Insulation pads

Package accessories may vary depending on the product option. Please check the selected option before placing your order.

Payment Information

We support secure online checkout through the Shopify payment page. Available payment methods may include credit card, PayPal and other local payment options depending on your region and store settings.

Please make sure your shipping address, phone number and order information are correct before payment.

Shipping & Logistics

The battery will be carefully packed before shipment to help reduce the risk of transport damage.

Tracking information will be provided after dispatch when available. Delivery time may vary depending on destination country, shipping method, customs clearance and local delivery service.

Because lithium battery products may require special logistics channels, some areas may have different shipping times or restrictions. Please confirm shipping availability before ordering.

After-Sales Service

MWNKDS® provides customer support for product questions, order issues, logistics updates and basic usage guidance.

For after-sales support, please provide your order number, product photos or videos if needed, and a clear description of the issue. Our support team will help check the situation and provide a reasonable solution according to the product condition and store policy.

Before purchase, please confirm that the battery cell is suitable for your battery pack design, BMS, charger and application.

MWNKDS® Brand Strength

MWNKDS® focuses on lithium battery products and energy storage solutions. We are committed to providing practical LiFePO4 battery cells for DIY battery packs, solar energy storage systems, electric mobility projects and backup power applications.

Our advantages include:

Reliable LiFePO4 battery products
Clear product specifications
Practical energy storage solutions
Careful packaging before shipment
Support for product and order questions
Suitable solutions for DIY and commercial energy projects

Important Safety Notice

This product is a LiFePO4 battery cell for DIY battery pack assembly. Please use a compatible BMS, correct charger, suitable busbars and proper insulation protection.

Do not short-circuit the battery terminals.
Do not reverse the positive and negative terminals.
Do not overcharge or over-discharge the battery.
Do not use damaged battery cells.
Do not expose the battery to water, fire or strong impact.
Do not assemble the battery pack without proper electrical knowledge.

For safety and long-term performance, professional installation is recommended.