HAKADI 210Ah Grade A Sodium-Ion Battery
3V 210Ah Na Cell – Ideal for DIY 12V/24V/48V Packs & Home Energy Storage, Boat, Solar Systems
$599.16$331.53
I. Product Overview
The HAKADI 3V 210Ah Sodium-ion (SIB) Battery is an original brand-new Grade A cell, featuring a clear QR code for authenticity verification. Designed for easy assembly (with pre-welded studs) and wide applicability, it is suitable for scenarios requiring large-capacity energy storage. The product offers a 5-year warranty and includes customs clearance and taxes in prices for European, USA, and other countries, ensuring a hassle-free purchase experience.
II. Product Parameters and Specifications
Parameter | Details |
|---|---|
Battery Type | Sodium-ion (SIB) |
Cell Grade | Brand New Grade A Cell |
Nominal Capacity | 210Ah |
Nominal Voltage | 3V |
Internal Resistance | ≤0.5mΩ |
Size (Excluding Studs) | 203.7mm × 174mm × 71.25mm |
Weight | 4.7±0.5kg |
Standard Charge Voltage | 3.95±0.05V |
Standard Discharge Voltage | 1.50±0.05V |
Standard Charge/Discharge Current | 0.5C |
Max Charge/Discharge Current | 1C |
Max Pulse Charge/Discharge (20s) | 3C |
Charging Temperature | 0℃～45℃ |
Discharging Temperature | -40℃～60℃ |
Storage Temperature | -20℃~60℃ |
Studs | M6/Double hole |
Warranty Period | 5 Years |
Data Specification Sheet | Sodium-ion 210Ah |
III. Standard Configuration and Core Components
Each HAKADI 3V 210Ah Sodium-ion Battery includes the following components:
1 x Original Grade A Sodium-ion (SIB) battery cell (210Ah, 3V)
Pre-welded studs (M6 or double hole, for easy assembly)
1 x Copper bar (for electrical connection)
2 x Nuts (matching the studs)
QR code (for authenticity verification)
IV. Product Advantages
Premium Quality and Authenticity
Brand New Grade A cells: Ensure stable performance, high capacity retention, and avoid issues with used or low-grade cells.
QR code verification: Allows users to confirm authenticity, eliminating concerns about counterfeit products.
5-year warranty: Provides long-term after-sales protection, covering manufacturing defects and reducing user risks.
Excellent Safety and Environmental Performance
Good safety performance: Sodium-ion chemistry inherently offers stable characteristics, reducing risks of overheating or leakage.
Eco-friendly: More environmentally friendly compared to some traditional battery types, aligning with green energy trends.
Long Lifespan and Reliable Capacity
4000+ charging cycles: Significantly outperforms short-cycle batteries, reducing long-term replacement costs and improving cost-effectiveness.
Stable capacity output: Maintains 90% of capacity at -20℃, ensuring reliable energy supply in low-temperature environments (e.g., cold regions or outdoor winter use).
Strong Adaptability to Temperature
Discharging temperature range of -40℃～60℃: Works normally in extreme cold and high temperatures, suitable for harsh environments like industrial sites or outdoor energy storage.
Wide storage temperature (-20℃~60℃): Allows flexible storage without strict environmental restrictions, simplifying inventory management.
Convenient Assembly and Connection
Pre-welded M6/double hole studs: Eliminates the need for on-site welding, reducing assembly difficulty for DIY or large-scale setups.
Included copper bar and nuts: Provides necessary connection accessories, ensuring users can start assembly immediately upon receipt.
Hassle-Free Purchase for Global Users
Prices include customs clearance and taxes for European, USA, and other countries: Avoids unexpected additional costs, ensuring transparent and predictable spending.
High Performance in Charge and Discharge
Standard 0.5C charge/discharge: Balances efficiency and battery protection, extending cycle life.
Supports 1C max charge/discharge and 3C pulse (20s): Meets the needs of both stable long-term use and short-term high-power output (e.g., backup power systems).
Low internal resistance (≤0.5mΩ): Minimizes energy loss during charging and discharging, improving overall energy efficiency.
Order Tracking
We will send you the invoice and shipping information via email.
Lead time: Lead time depends on whether the item is in stock at our warehouse outside of China. We’ll follow up with the shortest lead time we can secure for you.
Freight time when shipped from China:
Europe: 7-30 days
Africa: 25-40 days
Asia: 6-20 days
North America: 7-25 days
South America: 30-90 days
Australia: 20-30 days
Our services
Extra quality, proven compatibility and on-time delivery.
Extended Warranty
Need confidence in quality?
We are direct distributor of the manufacturers, and are able to provide a longer warranty period by extra quality control processes.
One Stop Solution
Feeling a headache for components compatibility? Our all-in-one battery kit saves your time!
Plus, we offer DDP shipping terms, you don't need to worry about import tax!
Too much time waiting for your battery kit to arrive? Our battery kits might be in stock next street!
Address: Julianowska 37-D2, 05-500 Piaseczno Poland
On-time Fulfillment
Here's what our customers say
“Took delivery of 2,000 pcs EVE 15Ah last week—every pallet spot-on 3.29 V, 0.3 mΩ IR matched within spec. QC spot-check passed 100 %. Already pre-sold 1,200 to our OEM scooter guys; zero returns so far. Re-ordering 5,000 next quarter—solid margin, reliable supply.”
- Mike O’Donnell
“Every day, they strive to improve their service to the clients by developing the right blend of technology and creativity to make sure every job done is done as efficiently as possible.”
- Brian Moten
Frequently asked questions
What is BatteryKitStore.com?
BatteryKitStore.com is a market place for battery DIY lovers to shop for the battery kits they need. We are passionate about new energy solutions.
How does your product/service work?
We offer battery kits products that helps DIY lovers to get their work done, including the materials such as BMS, battery cells, housing structures, fixtures, etc., and we also offer the tools they need such as the testing equipment or the measurement tools. We try to keep our process as neat as possible for you.
How much does it cost?
Our pricing varies depending on the quantity you buy, the inventory location and the upper stream price fluctuation. We offer a variety of options to fit your needs and budget. Please contact us for more information.
Do you offer cash on delivery?
Unfortunately, we don't currently offer cash on delivery. However, we do offer paypal which might be helpful.
How can I contact you?
You can reach us by Email: support@batterykitstore.com. We are always happy to answer your questions.
What does your extended warranty cover?
Extended warranty starts from the date of successful delivery. It covers manufacturing defects in new battery cells only.
How do you assure the quality?
Before shipping, we thoroughly test each cell for voltage, resistance, and appearance to ensure proper function.
How to inspect the battery kits after delivery?
Test your cells within 7 days of arrival. If any issues are found, contact us immediately for a refund or replacement.
Who should buy these battery kits?
These battery kits are for experienced DIY users only. If you’re not familiar with lithium battery safety, we recommend purchasing a pre-assembled battery pack instead.
Is voltage balancing required before assembly?
Yes, battery cells must be balanced (same voltage) before assembly. Do NOT Mix Cells!
o Use same brand & capacity cells in your battery pack.
o Mixing different brands/capacities/voltage voids warranty.
What should I be aware of when using the BMS?
Use the Correct BMS (Battery Management System) and assemble it correctly according to the instructions.
Incorrect BMS wiring, Missing BMS, Charger failures due to assembly errors voids warranty.
About us
Battery Kit Store, hatched from the high technology and strict quality control management from EVE Energy, is dedicated to providing high-end user friendly energy solutions. Our management team, composed of experts in quality control for batteries, power systems, and battery management systems (BMS), is committed to delivering top-notch products.
We share a unified vision of promoting a cleaner and more sustainable planet for future generations. By focusing on advanced technology and quality, we aim to set new standards in the energy market, ensuring that our customers benefit from reliable and efficient energy solutions. At Battery Kit Store, we believe that innovation and responsibility go hand in hand, paving the way for a greener tomorrow.
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