COOLER MASTER A9225-38RB-4OP-F1 12V 0.60A 92*92*25mm 4Pin PWM Cooling Fan #

Sunon VF80381BX-Q28C-S9H Fan 12V 40.2W 8038 8CM PWM Server Cooling Fan #

SUNON EF80251S2-Q01C-S9A 12V 4.44W 4Pin PWM Cooling Fan #

SD326DU25S2 Refurbished Schneider Electric Stepper motor drive

planetary gearbox reducer ratio 10:1 for 57 NEMA23 stepper motor input shaft 8mm

Sunon VF80381BX-Q28C-S9H Fan 12V 40.2W 8038 8CM PWM Server Cooling Fan *

SUNON EF80251S2-Q01C-S9A 12V 4.44W 4Pin PWM Cooling Fan *

right angle planetary reducer Ratio 15:1 for nema34 stepper motor input 1/2"