Allegro 9514 06 Confined Space Fan 115 V AC, 8 in Duct Dia, 1 3 hp Horsepower, 890 cfm Max Flow in Free Air 1WFK3 UL Listed Wire Gauge 4 UL Listed Wire Gauge 4 AWG Voltage Rating 35 kV RoHS Compliant Yes Seam Style Seamless Maximum Operating Temperature 194 Degrees F Special Features For Aluminum and Copper Concentric Conductors and Compact Code Aluminum Strandings For Conductor Material Aluminum Contact Material Aluminum Compatible with Product Type Copper Conductor For Wire Type Stranded Termination Style Crimp Contact Finish Tin Barrel Finish Tin Plated Number of Crimps 2 Maximum Voltage 35 kV Maximum Conductors 1 Features For aluminum and copper concentric conductors and compact code aluminum strandings Inches System of Measurement SAE Zero Point Location Hook End Specialized Scales Stud Markings Blade Return Type Automatic Hook Construction 3 Rivet Numeric Format Fractional Includes 15 ft Duct Duct Storage Bag