Couldn't load pickup availability
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.
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
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.
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
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
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
| Item | Specification |
|---|---|
| Brand | MWNKDS |
| Product Name | Sodium-Ion Battery |
| Battery Model | 2.95V 230Ah |
| Battery Type | Sodium-Ion |
| Cell Grade | Grade A |
| Rated Voltage | 2.9V / 2.95V Class |
| Rated Capacity | 230Ah |
| Approx. Energy | About 678.5Wh |
| Internal Resistance | 0.7mΩ |
| Stop Discharge Voltage | 1.5V |
| Charging Cut-off Voltage | 3.95V |
| Maximum Continuous Discharge Current | 1.5C |
| Cycle Life | 6000 Cycles |
| Working Temperature | -40°C to 60°C |
| Weight | About 5.3kg |
| Size | 207 × 175 × 72mm |
| Application | Solar Storage, RV, Yacht, Marine, Wind Energy, Home Backup, DIY Battery Pack |
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.
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.
This cell can be used for yacht, marine, and boat energy systems when assembled with a compatible BMS, waterproof protection, and correct safety components.
The cell is suitable for wind energy storage, peak-valley electricity storage, and renewable energy projects that require frequent charging and discharging.
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.




With 230Ah capacity, this sodium-ion cell provides reliable energy output for energy storage systems, backup power, and mobile power projects.
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.
With 6000 cycles, the battery is suitable for daily charge and discharge applications, helping reduce long-term replacement cost.
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.
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.
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.
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.
Battery cells are packed carefully with protective materials to reduce vibration, impact, and transportation damage.
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 will be provided after shipment so customers can check order status online.
Import duties, VAT, customs clearance fees, or local taxes may be charged by the destination country according to local customs policy and order terms.
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.
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.
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.
Yes. It is suitable for solar energy storage systems when properly assembled with a compatible BMS, solar controller, charger, and inverter.
Yes. It can be used for RV, yacht, marine, and off-grid systems with proper battery pack design and protection components.
The battery supports 6000 cycles under proper operating conditions.
The working temperature range is -40°C to 60°C.
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.
Nam tempus turpis at metus scelerisque placerat nulla deumantos solicitud felis. Pellentesque diam dolor, elementum etos lobortis des mollis ut risus. Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras loremos.Donec pretium egestas sapien et mollis. Pellentesque diam dolor cosmopolis etos lobortis.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
| Drostique | Nam tempus turpis at metus scelerisque placerat nulla deumantos |
| Pharetro Lorem | Pellentesque diam dolor elementum etos lobortis des mollis |
| Milancelos | Donec pretium egestas sapien et mollis |
| Pellentesque | Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras |
| Proin Molestie | Pellentesque diam dolor elementum etos lobortis des mollis |
| Cosmopolis | Donec pretium egestas sapien et mollis |
