Hobbywing Motor heat sink and fan Compatible with: 540 series electric motor Blue (metallic) | Conrad.com
22-28V 28VDC PAPST COOLING FAN 8124 TYP8124 PAPST
motor forced axial cooling fan_motor ventilation fan_motor blower,outer rotor motor_Wind power pitch motor cooling fan_Wuxi Mingtong Power Industry Co.,Ltd
SIMOTICS HV C water-jacket-cooled | High Voltage Motors | Siemens Global