What is a Variable Frequency Drive?
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 »
 
 
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Since 1913, Marathon Electric has been dedicated to providing customers with quality products for targeted applications. Located in Wausau, Wisconsin, the company delivers efficient mechanical power solutions using AC electric motors up to 1250 HP.
 

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Dealers Electric-Marathon    444TTFS6036
125 HP, 1800 RPM, 460 Volts, TEFC, 444T, Rigid, Marathon, E214
$11,356.68
Out of Stock
Dealers Electric-Marathon    444TTFS6536
125 HP, 1800 RPM, 460 Volts, TEFC, 444T, Rigid, Marathon, E629
$13,360.29
Out of Stock
Dealers Electric-Marathon    444TTFS6540
125 HP, 1800 RPM, 575 Volts, TEFC, 444T, Rigid, Marathon, E697
$12,374.33
Out of Stock
Dealers Electric-Marathon    444TSTFN16033
125 HP, 1800 RPM, 460 Volts, TEFC, 444TS, Rigid, Marathon, E810A
$11,356.68
Out of Stock
Dealers Electric-Marathon    444TSTFS6526
125 HP, 1800 RPM, 460 Volts, TEFC, 444TS, Rigid, Marathon, E457
$13,360.29
Out of Stock
Dealers Electric-Marathon    444TTGN16532
125 HP, 1800 RPM, 460 Volts, EPFC, 444T, Rigid, Marathon, E582A
$27,626.14
Out of Stock
Dealers Electric-Marathon    444TTGN16533
125 HP, 1800 RPM, 575 Volts, EPFC, 444T, Rigid, Marathon, U036A
$27,626.14
Out of Stock
Dealers Electric-Marathon    444TSTGN16531
125 HP, 1800 RPM, 460 Volts, EPFC, 444TS, Rigid, Marathon, U083A
$27,626.14
Out of Stock
Dealers Electric-Marathon    404TSTDC6001
125 HP, 3600 RPM, 460 Volts, DP, 404TS, Rigid, Marathon, GT0048
$8,762.75
Out of Stock
Dealers Electric-Marathon    404TSTDS14008
125 HP, 3600 RPM, 200/400 Volts, DP, 404TS, Rigid, Marathon, U531
$10,928.46
Out of Stock
Dealers Electric-Marathon    404TSTDS4017
125 HP, 3600 RPM, 230/460 Volts, DP, 404TS, Rigid, Marathon, U530
$10,714.78
Out of Stock
Dealers Electric-Marathon    404TSTDS6001
125 HP, 3600 RPM, 460 Volts, DP, 404TS, Rigid, Marathon, U250
$9,060.58
Out of Stock
Dealers Electric-Marathon    404TSTDS16006
125 HP, 3600 RPM, 460 Volts, DP, 404TSC, C-Face Rigid, Marathon, U453A
$12,221.70
Out of Stock
Dealers Electric-Marathon    444TSHFN19002
125 HP, 3600 RPM, 460 Volts, TEFC, 444TS, Rigid, Marathon, W604A
$14,042.71
Out of Stock
Dealers Electric-Marathon    444TSTFC16002
125 HP, 3600 RPM, 575 Volts, TEFC, 444TS, Rigid, Marathon, GT1148
$9,401.19
Out of Stock
Dealers Electric-Marathon    444TSTFC6001
125 HP, 3600 RPM, 460 Volts, TEFC, 444TS, Rigid, Marathon, GT1048
$9,391.53
Out of Stock
Dealers Electric-Marathon    444TSTFS16002
125 HP, 3600 RPM, 575 Volts, TEFC, 444TS, Rigid, Marathon, E324
$19,873.94
Out of Stock
Dealers Electric-Marathon    444TSTFS6001
125 HP, 3600 RPM, 460 Volts, TEFC, 444TS, Rigid, Marathon, E229
$19,873.94
Out of Stock
Dealers Electric-Marathon    444TSTFS6501
125 HP, 3600 RPM, 460 Volts, TEFC, 444TS, Rigid, Marathon, E614
$13,479.92
Out of Stock
Dealers Electric-Marathon    444TSTFS6505
125 HP, 3600 RPM, 575 Volts, TEFC, 444TS, Rigid, Marathon, E494
$13,367.41
Out of Stock

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