Specifications

1. High-Performance Mining: The MicroBT Whatsminer M21S stands out with its maximum hashrate of 56Th/s, perfect for effective Bitcoin mining.
2. Energy Efficiency: Consuming just 3360W, the M21S delivers exceptional mining efficiency.
3. Robust Build: Its robust build, coupled with a dual-fan design, ensures optimal cooling and long-term performance.
4. Versatility: The M21S comes with an ethernet interface, providing seamless integration with various mining setups.

If your preferred payment method is Offline Payment or Wire Transfer, please get in contact with BlockchainMiner team via email or online chat so we can assist you further with the order placement.

Offline Payment

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Shipment

Please read all terms of shipment and payment before placing your order.

BlockchainMiner has two warehouses, Shenzhen warehouse and Hong Kong warehouse. Our orders will be shipped from one of these two warehouses.

All mining products include postage; some products do not include postage, such as miner parts, immersion cooling system and mobile mining, if you need to place an order please contact us to account for your shipping costs.

1 – Packaging details: carton packing / per unit

2 – Worldwide delivery(Customer Request Acceptable): UPS, DHL, FedEx, EMS, TNT and Special Express Line (double-clear tax lines and door-to-door service for countries such as Thailand and Russia)

3 – Port: Shenzhen / Hong Kong

4 – Lead time: in 7 days after payment

Note: If you have any questions about the logistics information, please contact us immediately. We will track your shipment and get back to you as soon as possible.

Refunds

All items are non-refundable and orders not cancelable. (Except in the case of damage and defects as specified in the product warranty)

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

Warranty

PROTECTION

This warranty is non-transferable and is enforceable only by the original purchaser. Any product that has not been purchased as new and/or from us is expressly excluded from this warranty.

We shall not be responsible for any incidental or consequential damages incurred and/or occurred in connection with the product or its purchase. Our responsibility is limited solely to the product itself. We assume no responsibility for any loss or costs due to third party’s or customer’s loss of profit, or any other indirect cost or losses however incurred.

Additional non-returnable items:

Antminer’s Mining Hardware, Halong Miner’s Hardware, Innosilicon’s Mining Hardware, Baikal’s Mining Hardware, Dayun’s Mining Hardware.(Except in the case of damage and defects as specified in the product warranty)

WARRANTY LIMITATIONS

We offer no warranty for pre-installed software, its quality, performance, functionality, or compatibility for a particular purpose. We do not warrant that the functions contained in the software will meet specific requirements or that the operation of the software will be uninterrupted or error-free. The product is sold “as is”.

To the extent permitted by applicable law, this warranty does not apply to:

normal wear and tear;

damage resulting from accident, abuse, misuse, neglect, improper handling or improper installation;

damage or loss of the product caused by undue physical or electrical stress, including but not limited to moisture, corrosive environments, high voltage surges, extreme temperatures, shipping, or abnormal working conditions