... copper wiring motor Description:YYF series medium pressure inflatale air blower adopts centrifugal structure, has aluminum alloy and cold-rolling ... frequency of motor could be customized.Picture:inflatable air blower, inflatable air blower, inflatable air blower, inflatable air blower, inflatable air blower, inflatable air blower, inflatable air blowr, inflatable air blower, inflatable air blower