✓ Manufacturer: Bitmain
✓ Model: Antminer S21 IMM
✓ Release: October 2024
✓ Hashrate: 215TH/s
✓ Size (without packaging): 400 x 195 x 290 mm
✓ Size (with packaging): 570 x 316 x 430 mm
✓ Weight (Net): 14400 g
✓ Weight (Gross): 17400 g
✓ Noise level: 76 dB
✓ Fan(s): None
✓ Storage Temperature: -20 to 70 °C
✓ Power: 4050 W Normal Energy Mode / 5569 W High Energy Mode
✓ Voltage: 380-415V
✓ Interface: Ethernet
✓ Operating Temperature: 0 – 45 °C
✓ Humidity: 10 – 90 %
✓ Warranty: 1 year manufacturer parts or replace
✓ Power Cord: Included P13 to C20
✓ Important Note: This unit operates in IMMERSION COOLING ENVIRONMENTS/SYSTEMS ONLY and uses 3-PHASE 380V input. You can find options for these types of systems in our Mining Section > Scaling Solutions
Ships in 7 days from payment. All sales final. No returns or cancellations. For bulk inquiries, consult a live chat agent or call our toll-free number.
Specification Value
Model S21 IMM
Version 10
Crypto Algorithm/Coins SHA256 (BTC/BCH/BSV)
Working Modes NEM, HEM
Typical Hashrate (TH/s) NEM: 215T/300T, HEM: 300T/380T
Power on Wall @30°C (Watts) NEM: 3824W, HEM: 5569W
Power Efficiency on Wall @30°C (J/TH) NEM: 16.0 J/TH, HEM: 18.5 J/TH
Power Phase 3 (cannot be stepped up!)
Input Voltage Range (Volt) 380~415V
Input Frequency Range (Hz) 50~60 Hz
Input Max Current (Amp) 12 A
Networking Connection Mode RJ45 Ethernet 10/100M
Server Size (w/o package, mm) 293 x 236 x 364 mm
Server Size (with package, mm) 600 x 390 x 450 mm
Net Weight (kg) 17.15 kg
Gross Weight (kg) 20.45 kg
Inlet Oil Temperature (°C) 30~55°C
Oil Flow (m³/h) 1 m³/h
Storage Temperature (°C) -20~70°C
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