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USA,Poland Local Stock,3-7 Days Delivery
This product is of ESS quality. Compared to the grade A MB56, its internal resistance is slightly higher, and the QR code is not perfect. Please see the image.

Then, this battery cell can also be perfectly assembled into 24V 15kWh batteries, 48V 30kWh batteries, etc., for use in home solar energy storage systems.

MB56 cells feature a rated capacity of 628Ah and an actual capacity of 670Ah, offering exceptionally high energy density within a compact housing. With a cycle life of 8,000 cycles (70% SOH), they are widely used in energy storage systems (ESS).


628Ah Cells with Pre-welded M8 Studs
Skip the complex setup. These cells come ready for your DIY battery projects, so no welding is needed. They share the same height and thickness as the MB31, but with double the width for greater capacity in a familiar form factor.


The battery cell will be welded with a single M8 stud

The MB56 cell comes with everything you need for assembly: flexible busbars, screws, and an epoxy plate. Build with confidence.



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.
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