MWNKDS 4PCS EVE LF304K 3.2V 304Ah LiFePO4 Battery Cells

Grade A Lithium Iron Phosphate Cells for DIY 12V / 24V / 48V Battery Pack

Perfect for Solar Storage, RV, E-Boat, Inverter, UPS, EV & Off-Grid Power

The MWNKDS 4PCS EVE LF304K 3.2V 304Ah LiFePO4 Battery Cells are designed for high-capacity energy storage, DIY battery pack assembly, solar power systems, RV power, e-boat power, inverters, UPS backup power, electric vehicles, golf carts, wind energy systems, and off-grid energy applications.

Built with Grade A EVE LiFePO4 cells, each cell delivers 304Ah nominal capacity, 3.2V nominal voltage, 0.1–0.3mΩ low internal resistance, and 8000+ cycle life. With 4 cells connected in series, you can build a reliable 12.8V 304Ah LiFePO4 battery system, ideal for DIY solar storage, RV battery packs, marine power, and backup power systems.

Key Features

4PCS Grade A EVE LF304K Cells

This package includes 4 pieces of EVE LF304K 3.2V 304Ah LiFePO4 battery cells, suitable for building a 12V-class battery pack.

Approximate energy per cell:

3.2V × 304Ah = 972.8Wh

Approximate 4S system energy:

12.8V × 304Ah = 3891.2Wh

Actual usable energy may vary depending on BMS settings, inverter efficiency, charging system, temperature, and depth of discharge.

304Ah High Capacity

The 304Ah large-capacity cell provides powerful energy storage for long runtime and stable output.

Ideal for:

Solar energy storage
RV and camper power
Marine and e-boat systems
UPS backup power
Off-grid power systems
Electric vehicles
DIY 12V / 24V / 48V battery packs

8000+ Long Cycle Life

The MWNKDS EVE LF304K cell supports 8000+ cycles under proper use conditions, making it a strong choice for long-term energy storage systems.

Benefits:

Long service life
Lower replacement cost
Stable charge and discharge performance
Suitable for frequent cycling
Ideal for solar and backup energy systems

Low Internal Resistance 0.1–0.3mΩ

Low internal resistance helps reduce energy loss, improve output efficiency, and support stable current delivery.

Performance benefits:

Higher efficiency
Lower heat generation
Stable power output
Better performance for high-current applications
Suitable for inverter, EV, RV, marine, and solar systems

Strong Discharge Performance

The cell is designed for stable continuous output and short-term high-power demand.

Performance data:

Recommended Constant Current: 152A / 0.5C
Recommended Discharge Current: 304A / 1C
Maximum Continuous Discharge Current: 304A / 1C
Maximum Pulse Discharge Current: 3C
Voltage Range: 2.5V to 3.65V
Charging Cut-off Voltage: 3.65V / cell
Discharge Cut-off Voltage: 2.5V / cell

Product Specifications

Application Scenarios

Solar Energy Storage

The MWNKDS EVE LF304K 304Ah LiFePO4 cells are ideal for solar energy storage systems, solar panels, off-grid power systems, and renewable energy projects.

They help store clean energy during the day and provide stable power at night or during power outages.

RV & Camper Power

Perfect for RVs, caravans, camper vans, and outdoor power systems. The high-capacity design supports inverters, lighting, refrigerators, communication equipment, fans, and other travel power needs.

Marine / E-Boat / Yacht Power

Suitable for marine energy storage, electric boats, yachts, and boat auxiliary power systems when assembled with a proper BMS, waterproof protection, and safety components.

EV / Electric Mobility

The cells can be used for electric cars, electric bicycles, tricycles, scooters, golf carts, touring cars, and custom mobility power systems.

Professional assembly and a compatible BMS are required for EV applications.

Inverter / UPS / Backup Power

Ideal for inverters, UPS backup systems, household emergency power, LED lighting, power tools, mobile devices, and backup power supplies.

Package Includes

Standard package includes:

MWNKDS EVE LF304K 3.2V 304Ah LiFePO4 Battery Cell × 4
M6 Screw × 1 Set
Copper Sheet / Busbar × 1 Set
Insulation Board × 1 Set

Actual accessory quantity may vary depending on the selected package option.

Important Notes Before Purchase

This product is a battery cell set, not a complete finished battery pack.

To build a safe and functional battery system, you may need:

Compatible LiFePO4 BMS
Copper sheets / busbars
Screws and nuts
Insulation board
Battery case or compression fixture
Fuse and protection components
LiFePO4 charger
Inverter or solar controller
Correct wiring and balancing setup

Professional installation is recommended. Incorrect wiring, short circuit, overcharge, over-discharge, reverse polarity, or use without BMS may damage the battery or create safety risks.

Payment Information

We support secure payment through Shopify checkout.

Available payment methods may include:

Credit Card
Debit Card
PayPal
Shopify Payments
Apple Pay
Google Pay
Other local payment methods shown at checkout

All payment information is processed through secure encrypted payment channels.

Shipping Information

Safe Battery Packaging

Battery cells are packed with protective materials to reduce vibration, impact, and transportation damage.

Battery Shipping

Lithium battery products may require special shipping channels depending on destination country, order quantity, and logistics route. Delivery time may vary due to customs clearance, local delivery service, weather, or peak season delays.

Tracking Information

Tracking information will be provided after shipment so customers can check order status online.

Customs & Taxes

EU / US tax-free shipping options may be available depending on warehouse, destination, and checkout method. Import duties, VAT, customs clearance fees, or local taxes are subject to local customs policy and order terms.

After-Sales Service

MWNKDS provides support for every order.

Our support includes:

Product consultation
Order status assistance
Shipping tracking support
Battery parameter confirmation
Basic installation guidance
Quality issue support
Replacement or refund assistance according to store policy

For damaged or abnormal products, please contact us with:

Order number
Clear photos or videos
Packaging photos
Voltage test data if available
Detailed issue description

After verification, we will provide a suitable solution according to the actual situation and store policy.

Warranty Notice

The battery cells must be used under recommended operating conditions and with a compatible LiFePO4 BMS.

The following situations may not be covered by warranty:

Short circuit
Reverse polarity connection
Overcharge or over-discharge
Water damage
Physical impact or deformation
Unauthorized disassembly
Incorrect series or parallel connection
Use without proper BMS protection
Damage caused by incompatible charger or inverter
Improper storage or installation

Please test and confirm all cell voltages before assembling them into a battery pack.

FAQ

Q1: Is this a complete battery pack?

No. This product includes 4PCS EVE LF304K 3.2V 304Ah LiFePO4 battery cells. To build a complete battery pack, you need a compatible BMS, busbars, charger, wiring, and battery case.

Q2: Can I build a 12V battery system?

Yes. 4 cells connected in series can build a 12.8V 304Ah LiFePO4 battery system.

Q3: Can I build 24V or 48V systems?

Yes. 8 cells are required for a 24V system, and 16 cells are required for a 48V / 51.2V system.

Q4: Is it suitable for solar energy storage?

Yes. It is suitable for solar energy storage when properly assembled with a BMS, solar controller, charger, and inverter.

Q5: What is included in the package?

The package includes 4 battery cells, M6 screws, copper sheets, and insulation board.

Final Selling Point

Build a powerful and reliable DIY battery system with the MWNKDS 4PCS EVE LF304K 3.2V 304Ah LiFePO4 Battery Cells.

Perfect for solar energy storage, RV power, marine systems, e-boats, electric vehicles, inverters, UPS backup power, wind energy storage, and off-grid applications.

MWNKDS Energy Storage Solutions — Reliable Power for Every Application.