► SD1225SPT ATEX Series.DC Brushless Fan / Electronically Protected Size: 120 x 120 x 25 mm 4.7 x 1 Inches EN IEC 60079-0:2018 Connection : Lead wires or Terminal Type Dielectric Strength : 500VAC/min. Max leakage 0.5mA Speed Control : Option : PWM, SC & SV... Signal Output : Option : FG, RD... Life Expectancy : L10 70K hours at 40C Rated Voltage Input Rated Ref. Voltage Range Power Current Speed Max.Airflow Max.Static Pressure CFM m3/min Inch/H2O mm/H2O SD1225SPT-48HH (Ex67) 48 28~56 16.32 0.34 3,500 107 3 0.42 10.67 48 ** = "WB" for wire lead type Ball bearing, or "TB" for terminal type Ball bearing We reserves the right to change data and improve electrical & mechanical design without notice, data tolerance +-10%