![ZEUS MINING](/Images/logo-index.png?v=2)
Unit Price: | $ 31 $ 27 |
Welcome to choose the brand new Bitmain S21XP S21 T21 control board. Its control board version is Ctrl_C76 or Ctrl_C81, and the main control chip is Amlogic A113D. By replacing the faulty S21 control board, fault problems such as the inability of S21 miners to view IP, inability to enter the miner's backend, and inability to detect hash boards can be effectively solved, thereby helping miners resume normal operations. Once a control board failure is discovered, it is recommended that you replace it immediately to reduce failure losses caused by downtime. We sell brand new and original S21 T21 control boards with high quality and guaranteed quality. Welcome to inquire and purchase.
Note: The S21XP, S21 and T21 control boards have the same appearance, but the firmware is not universal. Please confirm carefully when purchasing.
Related product:
Antminer S19K Pro C76 A113D control board
C20 to P13 power cord for Bitmain Antminer S21 S19jXP
Bitmain Antminer APW17 1215a Power Supply for S21 S19jXP
Payment method:
How to determine product prices and shipping costs?When you are ready to buy one or more products. You can consult the sales Manager to get a sample of the proforma invoice. The category, product price, and freight are included. |
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How to complete the payment?We have the following payment methods. You can tell our sales Manager which payment you prefer and complete it. After the customer service checks and confirms the payment is completed. Provide the proforma invoice. And we will prepare to ship. |
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Cryptocurrency Payment |
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Bitcoin - The payment method at the designated address is efficient and practical and can be used anywhere in the world. Wallet Address |
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USDT - The payment method at the designated address is efficient and practical and can be used anywhere in the world. Wallet Address |
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ETH - The payment method at the designated address is efficient and practical and can be used anywhere in the world. Wallet Address |
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LTC - The payment method at the designated address is efficient and practical and can be used anywhere in the world. Wallet Address |
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USDC - The payment method at the designated address is efficient and practical and can be used anywhere in the world. Wallet Address |
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Bank Transfer |
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Wire transfer - USD - SeaTree Card Number |
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Wire transfer - USD, EUR, GBP, HKD, CNH, CAD, SGD, JPY, AUD, NZD Card Number |
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JP MORGAN CHASE BANK, N.A. Card Number |
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Wire transfer - USD - Zhou sicong Card Number |
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人民币支付 - CNY payment Card Number |
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Other payment methods |
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Cooperation express: |
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Q: When will we ship after payment?
A: In order to ensure that the products we ship are in good condition. Issued approximately 1-2 days after receiving your payment.
Q: What if the product is damaged during transportation?
A: We will use a more robust package when shipping to avoid damage to the goods, and we can purchase transportation insurance in advance to reduce the loss of in the transport. although this problem is not common.
Q: What payment methods do we support?
A: We support bank transfer, wire transfer, BTC, third-party guarantee and Paypal.
Q: What should I do if there is a problem after receiving the products?
A: We have established good relationships with maintenance departments in many countries/regions in the world. For example, Venezuela, Iran, etc. If you have any questions within 3 days after receiving the goods, you can apply for after-sales service on the "My Order" page.
Q: Which express we support?
A: We will choose the cheapest and fastest transportation method for you. And we support DHL, UPS, TNT, Fedex, BRE, and also have express delivery services, such as Russia, the United States, Kuwait, etc.