Dimensions: 40 x 40 x 10mm, 60 x 60 x 25mm, 80 x 80 x 25mm, 92 x 92 x 25mm, 120 x 120 x 25mm, 120 x 120 x 38mm Rated operating voltages: 5V DC, 12V DC, 24V DC, (48V DC ASFN1*B** series only) Different rotation speeds per model Fan blockage protection Reverse polarity, over voltage protection Frame: plastic Long lifetime Quiet operation Optionally available with lock sensor output (alarm in case fan is blocked)
Dimensions: 60 x 60 x 25mm Rated voltages: 12V DC, 24V DC Several rotation speeds per model Blockage protection with automatic restart Reverse polarity and overvoltage protection Optional: Lock sensor output (alarm is triggered if fan is blocked)