CUI Devices CFM IP68 Rated DC Axial Fans offer a dual ball-bearing system with multiple speed options. These axial fans feature PWM/tachometer signals, polarity protection, and auto-restart protection. The DC axial fans operate from a -10°C to 70°C temperature range and a 12VDC or 24VDC rated voltage. These DC fans offer 10MΩ insulation resistance and 5mA dielectric strength and are RoHS compliant.