Antminer S21
- Hashrate 188 Th/s
- Efficiency 17.5 j/Th
- Power 3290 W
- The best price 886.43 USDT
Profit per day
7.01
USDT
≈ 579.99 ₽
Payback
d.
How many coins does it mine per day
BCH
Bitcoin Cash
0.02526908
BTC
Bitcoin
0.00008460
FB
Fractal Bitcoin
0.00126524
BSV
BitcoinSV
0.38542632
TRC
Terracoin
0.62702136
NMC
Namecoin
0.00008460
Information
- Manufacturer Bitmain
- Algorithm SHA-256
- Power connector P13
- Cooling Air
- Release date February 2024
Reviews
Compare with
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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 188Th/s ASIC miner on our platform is 886.43 USDT. This listing is provided by PushMiner. 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 188 Terahash/s is equivalent to 188 000 000 000 000 hash/s, 188 000 000 000 kilohash/s, 188 000 000 Megahash/s, 188 000 Gigahash/s, 0,19 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 140,577,680,051,919 and a block reward of 3.125 BTC, a single Bitmain Antminer S21 188 Th/s will take approximately 11820 days to successfully secure 1 full Bitcoin. The device yields roughly 0.00008460 BTC or 8460 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.
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