Product Code : SJ2808HA1/2 Price of product ( USD price or FOB price) : 56 Product Origin : China Key Specifications Or Special Features : SIZE 280×280×80 Frame Type Alumium frame ImpellerIron Blade Insulation Resistance Min. 100 Mohm at 500 VDC between terminal {wire} {+} and frame Bearing Double ball bearing Dielectric withstand1500 VAC for 1 second between terminal {wire} {+} and frame Voltage AC 110V, 220V Life Expectancy for Ball bearing 60,000 hours at 20 Operating Temperature: -2085 ordinary humidity Storage Temperature: -30140 ordinary humidity Ingress of Protection: IP44 Minimum Order Size and Packgaing details : 6PCS,660*340*430,14KG