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S19 series BTC fleets — 15% additional hashrate per unit at the higher cooling specs
Feature Description Product Whatsminer Official Silicone and Thermal Strips Heat Dissipation Optimal stability and heat dissipation efficiency Installation easy-to-install Color White Quantity 100 meters of strips included with each order Thermal Conductivity Rubber pad with 5kw thermal conductivity rating Thickness 0
the issue is downstream
Q: Is the firmware open-source / customisable
the control board itself has likely failed
Whatsminer P21 Power Supply PSU 3300W M20 M21 series microbt S19 series BTC fleets —Whatsminer P21 3300W Switching Power Supply Reliable Power for M10, M20S & M21S Miners The Whatsminer P21 (model P21 12 3600 V1) is a 3,300 watt switching power supply engineered to deliver stable, high current output to Whatsminer M10, M20S and M21S mining rigs. With a wide 200277 VAC input range and dual 12 V rails providing up to 285 A on the main output and 12 A on the auxiliary rail, this PSU ensures your miners receive clean, consistent power
