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 at Duct 800/700/600, CFM at 0.000 in. SP 875, Max. Inlet Temp. 150°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 and 6KXZ6 feature pressure control. Optional speed control 1DGV1 (see page 4496) can be used on 6 in., 8 in., and 10 in. units only.115-oltV, 60 Hz External junction box (6KXZ5 and 6KXZ6 have cord with 3-prong plug). Material: Metal.