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QioMiner

Bitmain Antminer S21 200T 3500w Bitcoin Miner Bitmain S21 17.5J/T Asic Miner BTC Crypto Miner Include Power Supply

Based on 4 reviews
Condition: Used - Very Good
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$1,697.00

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Availability: Only 6 left in stock, order soon!
Fulfilled by Beauty Superstore
Arrives Wednesday, Nov 4
Order within 10 hours and 41 minutes

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At a glance

Condition
Used - Very Good
Model
Antminer S21
Dimensions
15.75 x 7.68 x 11.42 in
Connector Type
PCI Express
Form Factor
ATX
Cooling Method
Air
Power Supply Design
Internal
Warranty
1 year Bitmain Warranty
Works with
Laptop

Features 4

  • This is First Batch Released Antminer S21 200th Bitcoin Miner include psu , Bitmain Antminer S21 200th asic crypto miner is ready for you do mining
  • We Will charge 40% restock fee if return the antminer s21 200th/s within 30 days, so please make a serious consideration before purchase
  • Bitmain Antminer S21 200t is in stock now, we cover custom tax for customer
  • Please kindly note that the required input voltage for Bitmain Antminer S21 is 220V-277V. Wrong input voltage may probably cause miner damaged

Description

Special provision Breaking down cryptocurrencies involves financial risks. These risks may relate to changes in the exchange rate of the cryptocurrency or to changes in the algorithm used to mine the cryptocurrency. Please consider carefully before you make a purchase, as we do not accept refund requests for orders of this bitcoin Miner Antminer S21 . Description 1. Bitmain Antminer S21 Mining Hash Rate: 200TH . 2. Power Consumption: 3500W. . 3. Power Efficiency:17.5±3%. . 4. Input Voltage: 220-277V. .5. Dimensions: 400mm ( L) 195mm (W) 290mm (H).

Specs 21

Model Name Antminer S21
Brand QioMiner
Connector Type PCI Express
Output Wattage 3500
Form Factor ATX
Wattage 3500
Cooling Method Air
Item dimensions L x W x H 15.75 x 7.68 x 11.42 inches

Frequently asked questions

The Bitmain Antminer S21 boasts a power efficiency of 17.5J/T, making it an efficient choice for Bitcoin mining operations seeking to maximize output while minimizing electricity consumption.

Yes, the Bitmain Antminer S21 comes with a power supply included in the package, facilitating an easier setup and ensuring you have the appropriate power supply for optimal operations.

The Bitmain Antminer S21 offers a formidable hash rate of 200 Th/s (Tera hashes per second), positioning it as a powerful option for those looking to mine Bitcoin effectively and increase their chances of earning mining rewards.

The Bitmain Antminer S21 has a power consumption rate of 3500W (Watts), indicating its energy requirements for optimal performance in mining Bitcoin and highlighting the balance between power usage and efficiency in achieving a high hash rate.

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Top Amazon Reviews

No money here
Burnt up a card on low power, now to spend more money to get it to work
Reviewed in the United States on March 5, 2026 by Gene Cannady
No idea it was THIS loud...
This miner, although great for BTC hashrate and overall mining, is incredibly loud. Furthermore, the cost comparison of current energy prices under Biden/Harris makes running the miner a net zero operation. Meaning, the miner makes the equivalent in revenue that the operator would pay in power. As soon as the power rates went up 25% this year, it was no longer profitable to keep this miner turned on. Only if the power costs decline (under Trump) or BTC goes to a new ATH of above $75k, my $5000 Antminer will remain turned off. Sadly, this investment has not come close to paying out... ... show more
Reviewed in the United States on September 21, 2024 by GL
Absolute excellent transaction and seller
First off...this seller exceeded my expectations. This miner came in brand new condition and the shipping was extremely fast. The miner was easy to set up and works great!
Reviewed in the United States on March 20, 2024 by B Moore
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