MWNKDS 2.95V 230Ah Sodium-Ion Battery Cell

Grade A High Capacity Rechargeable Sodium-Ion Cell

For Solar Energy Storage, RV, Yacht, Marine, Home Backup & DIY Battery Pack

The MWNKDS 2.95V 230Ah Sodium-Ion Battery Cell is a high-capacity rechargeable energy storage cell designed for solar energy storage systems, RV power, yacht and marine power, home backup systems, wind energy storage, off-grid power, and DIY battery pack projects.

Built with Grade A sodium-ion battery technology, this cell offers reliable capacity, strong discharge performance, fast charge capability, long cycle life, and excellent low-temperature performance. With a working temperature range from -40°C to 60°C, it is suitable for demanding outdoor and energy storage applications.

Key Features

230Ah High Capacity

The MWNKDS sodium-ion battery cell provides 230Ah rated capacity, making it suitable for large-capacity energy storage and long-runtime power systems.

Approximate energy per cell:

2.95V × 230Ah ≈ 678.5Wh

Ideal for:

Solar energy storage
RV power systems
Marine and yacht power
Home backup energy
Wind energy storage
DIY battery pack systems
Peak-valley energy storage

Grade A Sodium-Ion Battery Cell

This product uses Grade A sodium-ion technology, designed for stable performance, reliable output, and long-term energy storage use.

Sodium-ion battery cells are suitable for users who need a rechargeable cell with strong temperature adaptability, stable discharge performance, and good safety characteristics.

6000+ Cycle Life

The MWNKDS 2.95V 230Ah sodium-ion battery cell supports up to 6000 cycles under proper use conditions.

Benefits:

Long service life
Lower replacement cost
Stable charge and discharge performance
Suitable for repeated daily cycling
Ideal for solar, wind, backup, and off-grid storage systems

Excellent Low-Temperature Performance

This sodium-ion battery cell is designed for wide temperature operation, with working temperature from -40°C to 60°C.

Advantages:

Reliable performance in cold environments
Suitable for outdoor energy storage
Better adaptability for RV, marine, and off-grid use
Stable power output under demanding conditions

Strong Discharge & Fast Charging

The MWNKDS sodium-ion cell supports powerful discharge and fast charging performance.

Performance data:

Maximum Continuous Discharge Current: 1.5C
Charging Cut-off Voltage: 3.95V
Stop Discharge Voltage: 1.5V
Internal Resistance: 0.7mΩ
Working Temperature: -40°C to 60°C

Product Specifications

Application Scenarios

Solar Energy Storage

The MWNKDS 2.95V 230Ah sodium-ion battery cell is ideal for solar energy storage systems and household energy backup. It helps store solar power during the day and supply stable energy at night or during power outages.

RV & Outdoor Power

Suitable for RVs, campers, travel power systems, and off-grid living. The wide temperature range and high capacity make it a reliable choice for outdoor energy storage.

Yacht & Marine Power

This cell can be used for yacht, marine, and boat energy systems when assembled with a compatible BMS, waterproof protection, and correct safety components.

Wind Energy & Peak-Valley Storage

The cell is suitable for wind energy storage, peak-valley electricity storage, and renewable energy projects that require frequent charging and discharging.

DIY Battery Pack

The MWNKDS 230Ah sodium-ion cell can be used for custom battery pack assembly.

Possible configurations depend on system design:

4S battery system
8S battery system
12S battery system
16S battery system
Custom energy storage system

A compatible sodium-ion BMS is required for safe charging, discharging, balancing, and protection.

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Product Performance Advantages

High Capacity Energy Storage

With 230Ah capacity, this sodium-ion cell provides reliable energy output for energy storage systems, backup power, and mobile power projects.

Wide Temperature Operation

The working temperature range of -40°C to 60°C makes it suitable for outdoor environments, cold regions, RV travel, marine applications, and off-grid storage.

Long Cycle Life

With 6000 cycles, the battery is suitable for daily charge and discharge applications, helping reduce long-term replacement cost.

Fast Charging & Strong Discharge

The cell supports fast charging and powerful discharge performance, making it suitable for solar energy storage, wind energy storage, RV systems, marine systems, and backup power systems.

Package Includes

Standard package may include:

MWNKDS 2.95V 230Ah Sodium-Ion Battery Cell × selected quantity
Busbars × 1 Set
Screws & Nuts × 1 Set
Insulation Pads × 1 Set

Actual accessories may vary depending on the selected product option.

Important Notes Before Purchase

This product is a single sodium-ion battery cell, not a complete finished battery pack.

To build a safe battery system, you may need:

Compatible sodium-ion BMS
Busbars
Screws and nuts
Insulation pads
Battery case or compression fixture
Fuse and protection components
Sodium-ion compatible charger
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 cause 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 carefully with protective materials to reduce vibration, impact, and transportation damage.

Battery Shipping

Battery products may require special shipping channels depending on destination country, region, 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

Import duties, VAT, customs clearance fees, or local taxes may be charged by the destination country according to local customs policy and order terms.

After-Sales Service

MWNKDS provides customer 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 cell must be used under recommended operating conditions and with a compatible sodium-ion 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 is a sodium-ion battery cell, not a finished battery pack. To build a complete battery pack, you need a compatible BMS, busbars, charger, wiring, and battery case.

Q2: Is it suitable for solar energy storage?

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

Q3: Can it be used for RV or marine systems?

Yes. It can be used for RV, yacht, marine, and off-grid systems with proper battery pack design and protection components.

Q4: What is the cycle life?

The battery supports 6000 cycles under proper operating conditions.

Q5: What is the working temperature range?

The working temperature range is -40°C to 60°C.

Final Selling Point

Build a reliable and long-lasting energy storage system with the MWNKDS 2.95V 230Ah Sodium-Ion Battery Cell.

With high capacity, Grade A quality, wide temperature performance, fast charging, strong discharge capability, and long cycle life, it is ideal for solar energy storage, RV power, yacht and marine systems, wind energy storage, home backup, and DIY battery pack applications.

MWNKDS Energy Solutions — Reliable Power for Modern Energy Storage.