The Bitmain Antminer S21 Immersion (301Th) is a next-generation SHA-256 ASIC miner optimized for Bitcoin (BTC) mining with oil immersion cooling for enhanced thermal efficiency. It delivers a hashrate of 301Th/s while consuming 5569W, achieving an energy efficiency of 18.502J/Th, making it suitable for large-scale mining operations.

Best Mining Pools for Antminer S21 Immersion (301Th)

For optimal profitability, join reliable mining pools with low fees and high payout efficiency:

Mining Pool Fee Structure Website
✅ NiceHash Market-based pricing nicehash.com
✅ ViaBTC **4% PPS+ 2% PPLNS**
✅ EMCD **1.5% FPPS 5% off code: AMV5**
✅ AntPool **4% FPPS PPLNS**
✅ Binance Pool 4% FPPS binance.com
✅ F2Pool 2.5% PPS+ f2pool.com
✅ Poolin **2% FPPS PPS+ available**
✅ BTC.com Pool 3% FPPS btc.com

❓ Frequently Asked Questions (FAQ)

1️⃣ What is the hashrate of the Bitmain Antminer S21 Immersion (301Th)?

The Antminer S21 Immersion (301Th) has a hashrate of 301Th/s, making it a high-performance Bitcoin miner with immersion cooling.

2️⃣ How much power does the S21 Immersion consume?

It consumes 5569W, offering energy efficiency of 18.502J/Th, which is optimized for large-scale mining.

3️⃣ What type of cooling does it use?

It features oil immersion cooling, which provides better heat dissipation, reduced noise, and increased miner lifespan.

4️⃣ How noisy is the Antminer S21 Immersion (301Th)?

With oil immersion cooling, noise levels are significantly reduced to 50dB, making it quieter than traditional air-cooled miners.

5️⃣ What is the expected lifespan of this miner?

With proper maintenance and an optimal mining environment, ASIC miners typically last 3-5 years.

6️⃣ Can the S21 Immersion mine any coin other than Bitcoin?

Yes, it can mine any SHA-256-based coin, including Bitcoin Cash (BCH), Bitcoin SV (BSV), Namecoin (NMC), and Peercoin (PPC).

7️⃣ What are the best mining pools for the S21 Immersion (301Th)?

Recommended pools include NiceHash, ViaBTC, EMCD, AntPool, Binance Pool, F2Pool, Poolin, and BTC.com Pool.

8️⃣ Is this miner profitable at current BTC prices?

Profitability depends on electricity cost, BTC price, and mining difficulty.
At $0.10/kWh, it is unprofitable (-$5.47/day), but at $0.05/kWh, it earns ~$0.80/day.

9️⃣ How much does the Bitmain Antminer S21 Immersion (301Th) cost?

Prices vary, but as of now, it costs around $6,500, depending on supply and demand.

🔟 Where can I buy the Bitmain Antminer S21 Immersion (301Th)?

It is available through official resellers, mining hardware distributors, and secondary marketplaces like eBay and Alibaba.