Antminer S21

  • Hashrate 200  Th/s
  • Efficiency 17.5  j/Th
  • Power 3500  W
  • The best price 914.23 USDT
Profit per day
7.83 USDT

≈ 654.28 ₽

Payback
d.

How many coins does it mine per day

Bitcoin icon
BTC
Bitcoin
0.00009600
Fractal Bitcoin icon
FB
Fractal Bitcoin
0.00142800
Bitcoin Cash icon
BCH
Bitcoin Cash
0.02816200
BitcoinSV icon
BSV
BitcoinSV
0.41002800
Terracoin icon
TRC
Terracoin
0.66704400
Namecoin icon
NMC
Namecoin
0.00009600
  • Hashrate 195  Th/s
  • Efficiency 17.5  j/Th
  • Power 3412.5  W
  • The best price 867.57 USDT
Profit per day
7.63 USDT

≈ 637.92 ₽

Payback
d.

How many coins does it mine per day

Bitcoin icon
BTC
Bitcoin
0.00009360
Fractal Bitcoin icon
FB
Fractal Bitcoin
0.00139230
Bitcoin Cash icon
BCH
Bitcoin Cash
0.02745795
BitcoinSV icon
BSV
BitcoinSV
0.39977730
Terracoin icon
TRC
Terracoin
0.65036790
Namecoin icon
NMC
Namecoin
0.00009360
  • Hashrate 188  Th/s
  • Efficiency 17.5  j/Th
  • Power 3290  W
  • The best price 877.14 USDT
Profit per day
7.36 USDT

≈ 615.02 ₽

Payback
d.

How many coins does it mine per day

Bitcoin icon
BTC
Bitcoin
0.00009024
Fractal Bitcoin icon
FB
Fractal Bitcoin
0.00134232
Bitcoin Cash icon
BCH
Bitcoin Cash
0.02647228
BitcoinSV icon
BSV
BitcoinSV
0.38542632
Terracoin icon
TRC
Terracoin
0.62702136
Namecoin icon
NMC
Namecoin
0.00009024
  • Hashrate 175  Th/s
  • Efficiency 17.5  j/Th
  • Power 3062.5  W
  • The best price 1020 USDT
Profit per day
6.85 USDT

≈ 572.49 ₽

Payback
d.

How many coins does it mine per day

Bitcoin icon
BTC
Bitcoin
0.00008400
Fractal Bitcoin icon
FB
Fractal Bitcoin
0.00124950
Bitcoin Cash icon
BCH
Bitcoin Cash
0.02464175
BitcoinSV icon
BSV
BitcoinSV
0.35877450
Terracoin icon
TRC
Terracoin
0.58366350
Namecoin icon
NMC
Namecoin
0.00008400
  • Hashrate 151  Th/s
  • Efficiency 17.5  j/Th
  • Power 2642.5  W
  • The best price 931 USDT
Profit per day
5.91 USDT

≈ 493.98 ₽

Payback
d.

How many coins does it mine per day

Bitcoin icon
BTC
Bitcoin
0.00007248
Fractal Bitcoin icon
FB
Fractal Bitcoin
0.00107814
Bitcoin Cash icon
BCH
Bitcoin Cash
0.02126231
BitcoinSV icon
BSV
BitcoinSV
0.30957114
Terracoin icon
TRC
Terracoin
0.50361822
Namecoin icon
NMC
Namecoin
0.00007248

Information

Bitmain Antminer S21

Reviews

  • Manufacturer Bitmain
  • Algorithm SHA-256
  • Power connector P13
  • Cooling Air
  • Release date February 2024

Description

The Antminer S21 model from the world's leading manufacturer Bitmain is a high-performance solution designed for professional mining. This device combines advanced chip architecture, exceptional reliability, and optimized power consumption, making it one of the most sought-after tools in the digital asset mining industry. The model was released in February 2024.


Technical Specifications and Performance

The Antminer S21 is powered by innovative components that ensure stable operation even under peak loads.


Key metrics of the device:

  1. Algorithm: Operates on the SHA-256 algorithm, which has proven to be one of the most secure and profitable in the network.
  2. Hashrate: The nominal computing power is 175Th, allowing it to compete effectively in today's network complexity conditions.
  3. Power Consumption: The device power consumption is locked at 3062.5 W, providing a perfect balance between performance and electricity costs.
  4. Energy Efficiency: The efficiency metric stands at 17.5 j/Th, which is a key factor for a fast return on investment.


Supported Assets

Due to the SHA-256 algorithm, this miner allows you to mine a wide range of cryptocurrencies. The list of the most relevant coins includes: Bitcoin, Fractal Bitcoin, Bitcoin Cash, BitcoinSV, Terracoin, Namecoin. This gives the owner flexibility in choosing a mining strategy and the ability to switch between assets depending on the current market situation.


Cooling System and Operating Conditions

The operational stability of an ASIC miner directly depends on the quality of heat dissipation. This model features an advanced cooling system.


The air cooling system is equipped with high-RPM fans that create a powerful directed airflow through the chip heatsinks. This is a classic and most reliable solution that does not require complex maintenance. It is ideal for deployment in specially equipped containers or data centers with high-quality supply and exhaust ventilation. The chassis is designed to minimize hot air stagnation zones, extending the lifespan of the components.


Advantages of the Antminer S21 model

  1. Durability: The use of high-quality chassis materials and wear-resistant components guarantees a long equipment lifecycle.
  2. Intelligent Management: The built-in software allows tracking chip status, fan rotation speed (if applicable), and current revenue in real-time.
  3. Fast Configuration: An intuitive web interface allows launching the mining process just a few minutes after the first power-up.


Summary


Bitmain Antminer S21 is the benchmark of quality in the mining world. The device is perfectly suited both for scaling existing farms and for those looking for the most effective solution to start. A high hashrate combined with clever power consumption makes this model a strategically advantageous acquisition for the long-term perspective.

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Offers Bitmain Antminer S21

Antminer S21 175Th
CapMiner

Trust Factor

CapMiner company has a low trust level
  • Condition New
  • Availability In stock
1020 USDT
Domodedovo
Antminer S21 188Th
Promminer

Trust Factor

Promminer company has a high trust level
  • Condition New
  • Availability In stock
Price on request
Moscow
Antminer S21 200Th
PushMiner

Trust Factor

PushMiner company has a high trust level
  • Condition Used
  • Availability In stock
  • Warranty (months) 0
76400 RUB
Moscow
Antminer S21 151Th
Intelion Data Systems

Trust Factor

Intelion Data Systems company has a medium trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 30
86000 RUB
Moscow
Antminer S21 175Th
MinerGroup

Trust Factor

MinerGroup company has a medium trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 8
92000 RUB
Irkutsk
Antminer S21 151Th
IBMM Technology

Trust Factor

IBMM Technology company has a high trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 30
931 USDT
Moscow
Antminer S21 195Th
GIS mining

Trust Factor

GIS mining company has a high trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 30
The price includes VAT
141597 RUB
Moscow
Antminer S21 188Th
GIS mining

Trust Factor

GIS mining company has a high trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 30
The price includes VAT
141597 RUB
Moscow
Antminer S21 175Th
Crypto One

Trust Factor

Crypto One company has a high trust level
  • Condition New
  • Availability In stock
Antminer S21 200Th
MinerGroup

Trust Factor

MinerGroup company has a medium trust level
  • Condition Used
  • Availability Preorder
  • Waiting (days) 8
  • Warranty (months) 0
93000 RUB
Irkutsk
Antminer S21 175Th
GIS mining

Trust Factor

GIS mining company has a high trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 30
The price includes VAT
141597 RUB
Moscow
Antminer S21 200Th
GIS mining

Trust Factor

GIS mining company has a high trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 30
The price includes VAT
158821 RUB
Moscow
Antminer S21 188Th
Global Mining

Trust Factor

Global Mining company has a medium trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 7
200000 RUB
Khimki
Antminer S21 151Th
GIS mining

Trust Factor

GIS mining company has a high trust level
  • Condition New
  • Availability Preorder
  • Waiting (days) 30
The price includes VAT
141597 RUB
Moscow
Antminer S21 200Th
Promminer

Trust Factor

Promminer company has a high trust level
  • Condition New
  • Availability In stock
Price on request
Moscow

Frequently Asked Questions

The Bitmain Antminer S21 features cooling based on fans and airflow. Air cooling setups require high-volume ventilation and heavy-duty power cables rated at least 2.5 mm².. To initiate mining, plug in the LAN cable, scan your local network for the miner's IP using an ASIC Tool, open the web dashboard, and enter your target pool stratum addresses.
Currently, the best available price for the Bitmain Antminer S21 175Th/s ASIC miner on our platform is 1020 USDT. This listing is provided by CapMiner. You can review all current listings, evaluate supplier credibility using our Trust Factor badge, and proceed with a secure deal inside our catalog.
Upon conversion, the computing power of 175 Terahash/s is equivalent to 175 000 000 000 000 hash/s, 175 000 000 000 kilohash/s, 175 000 000 Megahash/s, 175 000 Gigahash/s, 0,18 Petahash/s. Depending on the coin algorithm, the baseline operational output denomination might be displayed in different network standards. To quickly convert any hashrate, solution, or graph volumes without manual calculations, use our dedicated hashrate converter tool on the TrustMining website.
Given the current network difficulty of 132,716,002,350,731 and a block reward of 3.125 BTC, a single Bitmain Antminer S21 175 Th/s will take approximately 11905 days to successfully secure 1 full Bitcoin. The device yields roughly 0.00008400 BTC or 8400 satoshi per day on average.
The Antminer S21 rig is exceptionally data-efficient, utilizing only about 50 to 150 MB of network data per month per machine, as it only sends small textual cryptographic shares (work updates) to the pool server. The core requirement is connection stability and minimal network latency rather than raw speed (Ping to the pool under 50-80 ms). ASICs must be connected exclusively via a **wired LAN cable** (Ethernet).
If adequate cooling is maintained (ASIC chips under 75-80°C), dust is cleared regularly (every 6 months), and grid voltage stays stable, the Antminer S21 can operate reliably for **3 to 5 years**. The most common components requiring eventual routine replacement are cooling fans.