| Manufacturer | Bitmain |
|---|---|
| Model | Antminer S21+ |
| Release | February 2025 |
| Size w/o | 449 X 219 X 293mm |
| Size with | 640 X 360 X 450mm |
| Weight Net | 22900g |
| Weight Gross | 25700g |
| Noise level | 76db |
| Fan(s) | 4 |
| Power | 3564W |
| Voltage | 380-415 |
| Interface | Ethernet |
| Storage Temp. | -20-70 |
| Temperature | -20 – 45 °C |
| Humidity | 10 – 90 % |
| Warranty | 365 Days |
Bitmain Antminer S21+ mining the SHA-256 algorithm has a maximum hashrate of 216Th/s at a power consumption of 3564W. Weighing around 22.9Â Kgs, S21+ gives an energy efficiency of 16.5j/Th. Equipped with four high-speed fans, the S21+ dissipates heat instantly. The noise level of Antminer S21+ is 76db.
Recently launched in February 2025 by Bitmain, Antminer S21+ is an advanced Bitcoin miner with an efficient air-cooling system. The input voltage for S21+ is 380-415, and the storage temperature is -20 -45 °C. The ASIC comes with a year warranty, encouraging beginners to try their hands on Bitcoin mining.