Axial Duct Booster, Housing Material Galvanized Steel, Fits Duct Dia. 12 In., Voltage 120, Max. Amps 1.25, Max. Wattage 96, Number of Speeds 1, Housing Dia. 12 In., Length 15-1/2 In., CFM @ Duct 800/700/600, CFM @ 0.000-In. SP 875, Max. Inlet Temp. 150 Degrees F, Inlet and Outlet Dia. 12 In., 60 Hz, 1 Phase, Motor HP 1/35, Motor RPM 1500, Motor Enclosure Open Air Over, Speed Control Yes, Mounting Position Horizontal or Vertical, Std. Lengths 25/50/75 ft. In-Line Axial Fan Duct Boosters Designed for powered air intake and exhaust systems, or to boost air flow in hard-to-heat or -cool areas. Galvanized steel housing with built-in duct stop on the inlet and crimped edge on the outlet. 6KXZ5 & 6KXZ6 feature pressure control. Optional speed control 1DGV1 (see page 4496) can be used on 6", 8", and 10" units only.115V, 60 Hz External junction box (6KXZ5 & 6KXZ6 have cord with 3-prong plug).