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Dead controller produces no drive
300W AC (2000 CFM): warm climates
5 is the refreshed hardware revision with improved USB stability and off-line programming support
Original PSU failure on M10s / M20s / M21s / M30s / M31s — intermittent load drops
5 software family
Whatsminer P21D Switching Power Supply PSU 3300W s11 Dead controller produces no driveWhatsminer P21D Switching Power Supply 3300W Replacement PSU for M20S, M21S, M30S & M31S The Whatsminer P21D is a 3,300 W switching power supply for the M20S (6270 T), M21S (5058 T), M30S and M31S. It accepts 200277 VAC at 50 60 Hz (20 A max input), delivering a primary 12265 V rail plus a secondary 12 V 10 A auxiliary rail for the control board and fans. The C19 plug and 6 pin output provide a direct drop in replacement without wiring modifications.
