Part Number Size Voltage Current Power Speed Air Flow Air Pressure Noise CMM CFM mmH2O inH2O dB (A) AFB0624EH 60x60x 25.4 24 0.24 5.76 6800 1.086 38.35 13.81 0.544 46.5 AFB0624H 60x60x 25.4 24 0.09 2.16 4250 0.662 23.38 5.35 0.211 34 AFB0624HH 60x60x 25.4 24 0.11 2.64 5000 0.78 27.55 7.47 0.294 40 AFB0624L 60x60x 25.4 24 0.06 1.44 3100 0.476 16.81 2.86 0.113 26.5 AFB0624M 60x60x 25.4 24 0.07 1.68 3600 0.56 19.78 3.93 0.155 31 AFB0624SH 60x60x 25.4 24 0.17 4.08 6000 0.967 34.15 10.73 0.422 44.5 AFB0624VH 60x60x 25.4 24 0.14 3.36 5500 0.863 30.48 8.76 0.345 42.5