Bitmain Antminer S21 Immersion (301Th)
An oil-immersion version of the Bitmain Antminer S21, released in December 2024. This SHA-256 miner for BTC, BCH and BSV runs at 301 TH/s and 5569 W, giving 18.5 J/TH.
Daily profit$6.58
Income / day$11.44at today's BTC price and difficulty
Electricity / day−$4.87133.7 kWh a day · $0.0364/kWh
Income vs electricity · Mines BTC
Where to buy 5
| Seller | Ships from | Availability | ROI | Price | |
|---|---|---|---|---|---|
 LeedMiner
✓ Verified seller
|
China | In stock | 226 days | $1,482 | $1,482View offer → |
OneMiners
✓ Verified seller
|
United States | In stock | 226 days | $1,484 | $1,484View offer → |
 Cryptoware
✓ Verified seller
|
United Kingdom | In stock | 249 days | $1,632 | $1,632View offer → |
 X-ON Mining
|
China | In stock | 517 days | $3,397 | $3,397View offer → |
 Yesmining
✓ Verified seller
|
China | In stock | 601 days | $3,950 | $3,950View offer → |
Profit
| Income | Electricity | Profit | |
|---|---|---|---|
| Day | $11.44 | −$4.87 | $6.58 |
| Week | $80.09 | −$34.06 | $46.04 |
| Month | $343.26 | −$145.95 | $197.31 |
| Year | $4,176 | −$1,776 | $2,401 |
Price history
━ Average price ━ Lowest price
Specifications
ManufacturerBitmain
ModelBitmain Antminer S21 Immersion (301Th)
Also known asBitcoin Miner S21 lmmersion
ReleaseDec 2024
AlgorithmSHA-256
Hashrate301 TH/s
Power5,569 W
Efficiency18.5 J/TH
Noise50 dB
CoolingOil immersion
Size293 × 236 × 364 mm
Weight17.1 kg
InterfaceEthernet
Temperature30–55 °C
Humidity10–90 %
About this miner
The Bitmain Antminer S21 Immersion (301Th) is an ASIC miner by Bitmain for the SHA-256 algorithm, rated at 301 TH/s on 5,569 W. It came out in December 2024. At 18.5 J/TH it is 30% more efficient than the median SHA-256 miner we track (26.4 J/TH). At $0.036/kWh it ranks #56 of 247 SHA-256 miners by daily profit, earning about $6.58 a day mining BTC. The best price on MinerPrices is $1,482. At today's rates it would pay for itself in about 226 days. It is built for immersion cooling in dielectric fluid.
BCH
BSV
BTC
FB
NMC
PPC
QUAI
XECSimilar miners
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