Whatsminer M20 / M20S / M21 / M21S Silver Industrial Silencer – Pure Copper AC (200W/300W) Power plug:EU This test fixture automates the

This test fixture automates the process — it communicates with the chip chain and reports exactly which chip positions have failed

the control board loses contact with one or more hashboards — even though both the controller and the hashboards themselves may be fully functional

the chip can move during the squeegee pass

order by exact chip part number

4-chip parallel tinning — process more chips per shift on volume lines

Whatsminer M20 / M20S / M21 / M21S Silver Industrial Silencer – Pure Copper AC (200W/300W) Power plug:EU This test fixture automates theWhatsminer M20 M20S M21 M21S Silver Industrial Silencer Pure Copper AC for 140mm Chassis Quiet the older legacy Whatsminer M20 M21 generation miners M20, M20S, M21 and M21S with the heavy industrial pick. Choose 200W (1750 CFM) or 300W (2000 CFM) motor at order. Note: M20 M21 uses a linear 6pin fan connector (different from M30 and later, which are square 4pin). Bundle includes 2 linear 6pin fan simulators. Compact alternative? Black Mini Standard