Bitmain Antminer S21 – 200 TH/s SHA-256 ASIC Miner for Bitcoin & BCH (Feb 2024)
The Antminer S21, released by Bitmain in February 2024, is a next-generation SHA-256 ASIC miner engineered for efficient mining of Bitcoin (BTC), Bitcoin Cash (BCH), and Bitcoin SV (BSV). It delivers a powerful 200 TH/s hashrate while consuming 3550W of power, achieving energy efficiency of 17.5 J/TH. With 2 high-performance cooling fans, a compact design, and industrial-grade reliability, the S21 is ideal for miners looking to scale up operations with stable, long-term performance.
Antminer S21 (200TH) Specifications
|
Category |
Details |
|---|---|
|
Manufacturer |
Bitmain |
|
Model |
Antminer S21 |
|
Release Date |
February 2024 |
|
Algorithm |
SHA-256 |
|
Supported Coins |
BTC, BCH, BSV |
|
Hashrate |
200 TH/s |
|
Power Consumption |
3550W |
|
Power Efficiency |
17.5 J/TH |
|
Cooling System |
2 Fans |
|
Noise Level |
75 dB |
|
Network Interface |
RJ45 Ethernet 10/100M |
Power Supply
|
Specification |
Details |
|---|---|
|
Input Voltage Range |
220~277V AC |
|
Input Frequency |
50~60 Hz |
|
Input Current |
20 A |
|
Recommended Output Power |
4000W |
Size and Weight
|
Specification |
Details |
|---|---|
|
Dimensions (w/o package) |
400 × 195 × 290 mm |
|
Dimensions (with package) |
570 × 316 × 430 mm |
|
Net Weight |
15.4 kg |
|
Gross Weight |
17.2 kg |
Environmental Requirements
|
Specification |
Details |
|---|---|
|
Operating Temperature |
0–45 °C |
|
Storage Temperature |
-20–70 °C |
|
Operating Humidity (non-condensing) |
10–90% RH |
|
Operating Altitude |
≤2000 m |








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