... .professional manufacturer of Permanent warranty Blower DC Fan,Blower Fan Heat experts AC Fan,CPU coolers, DC brushless fans, CPU ... ,48V to AC 110V,220V and dual voltage. 3).Ball,sleeve or hybrid,wire lead or terminal,auto restart protection,locked ... rotor alarm,speed sensor(tachometer),temperature controlled speed,Heat-sinks are almost always customized. 4)."HX-FAN"products have ...