A variable frequency drive is an electronic device that allows you to start, stop, and control the speed of a three phase motor. It is also a motor starter as it is equipped with overload protection. Read more »
What is the difference between a 'new surplus' motor and a 'factory new' motor?
Our New Surplus electric motors and drives are new and unused overstock or discontinued items offered at lower prices and come with our 90-day warranty.
Factory New products are competitively priced and come with a manufacturers warranty.
Variable frequency drives (VFDs or inverters) now play an important part in major industry.
Within the last 10 years they have been perfected to control and vary the speed of 3 phase electric motors. They serve many purposes, besides speed control. Homeowners and hobbyist alike, who have lathes or milling machines with a 3 phase motor, usually don't have 3 phase power to operate. These VFDs (instead of using a rotary phase converter) can now be used to convert single phase power to 3 phase power. Read more »
All exterior components are 300-series stainless steel
All sealing components are Viton™ for superior chemical resistance
Double lip shaft seals on both ends of TEFC motors (shaft end only on TENV motors)
Removable hydrophobic breathers in opposite shaft end bell and conduit box equalize pressure without allowing moisture to enter
Double-sealed bearings are pre-lubricated with moisture-resistant high-temperature grease for long life
Interior coatings applied to rotor and stator protect against corrosion
Windings are immersed and cured in polyester insulating varnish for extra moisture-resistance
Single and three phase motors are UL component recognized – file number E57948, guide number PRGY2; Full fact nameplate is laser etched on the motor frame