Renewed:
25 February 2026, 02:26
ID: 1797327
$1,099/piece
Christopher Maria Telefonica limited
Private person
Description
Model: Bitmain Antminer S21 Hydro (S21 Hyd.)
Hashrate: ~335 TH/s SHA‑256 (±3%)
Power Usage: ~5,360 °C (±5%)
Efficiency: ~16 J/TH
Cooling System: Hydro (liquid) cooling; requires proper water loop
Power Supply & Voltage: 380–415 V, 3‑phase, ~12 A/phase
Dimensions (miner): 339 × 163 × 207 mm
Box Dimensions: ~570 × 316 × 430 mm
Weight (box + unit): ~13.6 kg
Networking: RJ45 10/100 Mbps, IP‑report & reset buttons
Operating Conditions: Water inlet temp 20–50 °C, ambient 0–45 °C
Characteristics
Product code
S21 Hydro 335 TH
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Christopher Maria Telefonica limited
Private person
Antminer S21 Hydro 335 TH Bitcoin Miner 380 V 3‑Phase
$1,099/piece ID: 1797327