Parts & Materials Ordering Notes and Warranty Information

SPECIAL NOTE: The price of cryptocurrency mining machines has to be adjusted frequently in accordance with variables like the exchange rate of the cryptocurrency with fiat, the cryptocurrency's network difficulty, or the expected difficulty increase. Refund requests based on price changes WILL NOT be honored.

What are the payment options?

You may pay with USD wire, etc. Please check the specific available payment methods after submitting the order.

Ordering Notes

1. Make sure to make a full payment.
2. Please select the correct address for shipping before you submit your order. The shipping address cannot be changed once the order is submitted. The shipping will start on a first-paid-first-ship basis for orders that BITMAIN has received full payment for. We advise you to research and prepare in advance for the customs' clearance in your country to avoid delays or unexpected costs.
3. Shipment of your parcel will be arranged with the most competitive shipping quality provided by one carrier from UPS, DHL, and FedEx. 
4. Parts or materials will be shipped out within 90 days.

Warranty Information

Special Provision: After an order has been submitted, a request to cancel the order, refund any part of the ordered amount or change the ordered item(s) to different items(s) or different batch(es) WILL NOT BE ENTERTAINED by BITMAIN. We advise you to make any purchase only after consideration.

1. All sales are final. No refunds will be granted. 

2. The unit price and total price of the products, the amount paid by you shall be all denominated in U.S. dollars, no matter what currency you use to make payment. The exchange rate between U.S. dollars and cryptocurrency shall be adopted following the below rules:

• In the event that you pay for your placed Order which is valid and has not been fully paid yet, the exchange rate between U.S. dollars and cryptocurrency fixed in such placed Order shall be adopted;
• Otherwise, the real-time exchange rate between U.S. dollars and cryptocurrency displayed on the Site upon payment shall be adopted.

3. A 365-day warranty is provided to PSU starting from the shipping date.

4. A 180-day warranty is provided to Control Boards starting from the shipping date，since July 1, 2021.

5. To avail of the above-mentioned warranty period, a repair ticket must be generated by the customer on BITMAIN's website. 

No warranty is provided for all other materials and parts. 

>>Read more information about our after-sales service via the link:

https://service.bitmain.com/support/guide