Attic fans are supposed to quietly protect your roof and your cooling bills, not threaten your rafters with a hidden ignition source. Yet a wave of fire reports and a massive recall of attic fan ...

A popular style of fan motor used on older refrigeration equipment is the permanent split capacitor (PSC) motor. It is an electric motor made up of essentially two magnets: one is stationary (the ...

The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...