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Martech DF1403812B2FN 12VDC 5A 140mm x 140mm x 38mm cooling fan is used to replace the damaged case fan of Antminer S21pro.
Fan parameter:
Brand: MARTECH
Model: DF1403812B2FN
Size: 140mm x 140mm x 38mm
Voltage: 12V
Current: 5A
Speed: 6400RPM
Fan port: square 4Pin
Terminals: 2*2PIN
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