Antminer S21 Hyd 335Th/s Bitmain Hydro-cooling Miner For Sale

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Antminer S21 Hyd 335Th/s For Sale, SHA-256 algorithm, maximum hashrate is 335Th/s, power consumption is 5360W. Without packaging, the bare machine size is 410 x 170 x 209mm, and after testing, the noise value of the machine is 50db.



Hashrate, TH/s









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Available on backorder

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Antminer S21 Hyd 335Th/s For Sale, SHA-256 algorithm, maximum hashrate is 335Th/s, power consumption is 5360W. Without packaging, the bare machine size is 410 x 170 x 209mm, and after testing, the noise value of the machine is 50db, which is in line with the specified noise value range. The suitable use temperature of the machine is 5-45°C, the suitable use humidity is 5-95%, and the suitable use environment can effectively increase the service cycle of the machine.

Specifications Antminer S21 Hyd

ModelAntminer S21 Hyd 335Th
Also known asBitmain S21 Hydro
ReleaseMarch 2024
Size410 x 170 x 209mm
Noise level50db
Temperature5 – 45 °C
Humidity5 – 95 %

Introducing Antminer S21 Hyd: Unmatched Power, Unprecedented Efficiency

Bitmain, the global leader in the mining machine market, has set a new benchmark in the industry with the groundbreaking Antminer S21 Hyd.

This cutting-edge miner boasts a remarkable hashrate of 335T, coupled with unmatched energy efficiency at just 16J/T. What does this mean for miners?

With the Bitmain S21 Hyd, you can achieve 1T of computing power with a mere 16 Joules of electricity, making it a game-changer in the world of cryptocurrency mining.

Key Features of Antminer S21 Hyd:

Hashrate: 335T
Energy Efficiency: 16J/T
Antminer S21 Hyd not only delivers superior computing power but also prioritizes energy efficiency, ensuring that your mining operations

are not only powerful but also eco-friendly. Experience stable and efficient mining like never before with this revolutionary miner.

Discover Bitmain S21 HYD: Optimal Performance, Reliable Efficiency

For those seeking optimal performance and reliability, the Bitmain S21 HYD is the ideal choice. With a hashrate of 335T and impressive energy efficiency at 16J/T,

this miner guarantees a stable and efficient mining experience for all users.

Why Choose Bitmain’s Antminer Series?

Bitmain’s commitment to technological advancement is evident in the release of these groundbreaking miners. By improving energy efficiency,

we’re not only enhancing profitability for miners but also contributing to a greener, more sustainable mining industry.

As technology progresses, so does the potential for cryptocurrency mining. Bitmain’s Antminer series not only provides existing miners with superior options but also

captivates the interest of prospective investors, shaping the future of cryptocurrency mining.

Don’t miss the opportunity to be a part of this revolutionary era in mining. Choose Bitmain’s S21 Hyd or Antminer S21 and experience unparalleled power,

efficiency, and profitability in your mining endeavors.

Antminer S21 Hyd Bitmain S21 Hyd



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Shipping & Payment

①Order processing

  • when the customer places an order with us, the stock model will be shipped from Shenzhen warehouse within 1-5 days.
  • X-on mining machine manufacturers test all mining machines before shipment to ensure their high quality and make sure that the mining machines are shipped without any problems.
  • For payment, we support bank cards, bank card transfers, tether payments, etc. to make payment easier for customers.
  • All mining machines are shipped by DHL, FEDEX, UPS, EMS, etc. If you have any needs, we will do our best to meet all your needs.
  • After the goods leave our warehouse, we will provide you with tracking information within 24 hours to ensure that both parties can track the exact location of the goods.
  • Goods usually take 4-9 days to reach any destination in the world.
  • We will provide you with all the latest information about the order by email or phone, including but not limited to the location of the goods, the condition of the goods, etc.


Please note that the platform only allows payments via Coinbase. If your preferred payment method is offline payment or wire transfer, please contact with the X-ON Mining team via email or online chat so that we can assist you with the order.

Way 1Offline Payment

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Way 2: Bank transfer

Beneficiary Name:)


Beneficiary Account Number:


Bank Routing Number: (ABA #)


Bank Swift Code:


Receiving Bank Name:

East West Bank

Receiving Bank Address:

9300 Flair Drive, 4th Fl.


El Monte, CA 91731

③Packaging and Shipping

  • All mining machines have proper power supply and strict original packaging to ensure the normal operation of the goods.
  • Before delivery, we mark the package “fragile” to ensure that the goods will not be damaged during transportation.
  • Under normal circumstances, the arrival time of the goods is 4-9 days, depending on the distance of the destination. Our service team will track the logistics information of the goods in real-time to ensure the safe delivery of the mining machine to the customer as soon as possible.



We do not warranty pre-installed software, its quality, performance, functionality, or compatibility for any particular purpose. We do not warrant that the functions contained in the software will meet any particular requirements or that the operation of the software will be uninterrupted or error-free. The product is sold “as is”.
  • All brand-new mining machines have a 180-day warranty, and you can check the details on the official website of the mining machine.
  • The technical team of X-ON MINING machine manufacturers will provide you with answers to technical, logistic, and other questions all day long to help you solve any problems.

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

  • Normal wear and tear;
  • Damage resulting from accident, abuse, misuse, neglect, mishandling, or improper installation;
  • Damage to or loss of the product due to undue physical or electrical stress, including but not limited to moisture, corrosive environments, high voltage spikes, extreme temperatures, shipping, or abnormal working conditions;
  • Damage to or loss of the product due to acts of nature including but not limited to floods, storms, fires, and earthquakes;
  • Damage caused by operator error or failure to follow the instructions in the accompanying documentation;
  • Modifications made by anyone other than us,  affiliated partners or authorized service facilities;
  • Products, on which the original software has been replaced or modified by persons other than us, associated partners, or authorized service facilities;
  • Counterfeit products;
  • Damage or loss of data due to interoperability with current and/or future versions of the operating system, software, and/or hardware;
  • Damage or loss of data caused by improper use and conduct not recommended and/or permitted in the product documentation;
  • Failure of the product due to the use of the products not supplied by us; hash boards or chips are burned.
  • Hash boards or chips are burnt.


All items are non-refundable and the order is non-cancellable. (Except in the case of mining machine price increase due to price fluctuation or in the case of out-of-stock)

Warranty Service

During the warranty period, we agree to repair or, at our sole discretion, replace a defective product with an identical or similar (e.g.,newer) version of the product, unless the defect was the result of warranty limitations.
At costs associated with the returning of the Product, part or component to our service facility shall be borne by the owner of the product. If the product, part or component is returned uninsured, you assume all risks of loss or damage during shipment.
Warranty Period for All Miners
  • The warranty period for brand-new devices is 6 months
  • No warranty period for used devices
  • Warranty period for the Antminer S19 series is 1 year.
1 — Transportation and all other costs (if applicable) associated with the return of a product are under the sole responsibility of the purchaser.
2 — The duration of the repair depends on the nature of the problems encountered. 


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