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    405TTFS6587
75 HP, 1200 RPM, 575 Volts, TEFC, 405T, Rigid, Marathon, E404
$12,386.83
Out of Stock
Dealers Electric-Marathon    405TTGS6589
75 HP, 1200 RPM, 230/460 Volts, EPFC, 405T, Rigid, Marathon, E577
$16,761.27
Out of Stock
Dealers Electric-Marathon    365TTDCB6060
75 HP, 1800 RPM, 230/460 Volts, DP, 365T, Rigid, Marathon, GT0043
$3,809.95
Out of Stock
Dealers Electric-Marathon    365TTDS16064
75 HP, 1800 RPM, 575 Volts, DP, 365T, Rigid, Marathon, E767A
$5,970.20
Out of Stock
Dealers Electric-Marathon    365TTDS6060
75 HP, 1800 RPM, 230/460 Volts, DP, 365T, Rigid, Marathon, E921
$7,682.13
Out of Stock
Dealers Electric-Marathon    365TSTDS16041
75 HP, 1800 RPM, 230/460 Volts, DP, 365TS, Rigid, Marathon, E782C
$5,163.95
Out of Stock
Dealers Electric-Marathon    365TSTDS4332
75 HP, 1800 RPM, 230/460 Volts, DP, 365TS, Rigid, Marathon, U524
$6,266.02
Out of Stock
Dealers Electric-Marathon    365TSTDS4347
75 HP, 1800 RPM, 200/400 Volts, DP, 365TS, Rigid, Marathon, U525
$6,266.02
Out of Stock
Dealers Electric-Marathon    365TSTDS6074
75 HP, 1800 RPM, 230/460 Volts, DP, 365TSC, C-Face Rigid, Marathon, U450A
$8,147.13
Out of Stock
images/motors/BlueMax_t.jpg    365THFS8046
75 HP, 1800 RPM, 230/460 Volts, TEBC-AXIAL, 365TC, C-Face Rigid, Marathon, Y516
$12,115.22
Out of Stock
Dealers Electric-Marathon    250MTFC6526
75 HP, 1800 RPM, 230/460 Volts, TEFC, 250M, Rigid, Marathon, R504
$6,880.47
Out of Stock
Dealers Electric-Marathon    365THFS19065
75 HP, 1800 RPM, 460 Volts, TEFC, 365T, Rigid, Marathon, W594-P
$11,615.24
Out of Stock
images/motors/BlueMax_t.jpg    365THFS8036
75 HP, 1800 RPM, 230/460 Volts, TEFC, 365T, Rigid, Marathon, Y574
$10,460.89
Out of Stock
Dealers Electric-Marathon    365THFS9036
75 HP, 1800 RPM, 460 Volts, TEFC, 365T, Rigid, Marathon, W594
$9,406.96
Out of Stock
Dealers Electric-Marathon    365THFS9044
75 HP, 1800 RPM, 575 Volts, TEFC, 365T, Rigid, Marathon, W595
$9,406.96
Out of Stock
Dealers Electric-Marathon    365TTFC6041
75 HP, 1800 RPM, 575 Volts, TEFC, 365T, Rigid, Marathon, E805A
$10,861.17
Out of Stock
Dealers Electric-Marathon    365TTFCA6036
75 HP, 1800 RPM, 230/460 Volts, TEFC, 365T, Rigid, Marathon, GT1043
$8,533.98
Out of Stock
Dealers Electric-Marathon    365TTFCA6040
75 HP, 1800 RPM, 575 Volts, TEFC, 365T, Rigid, Marathon, GT1143
$8,533.98
Out of Stock
Dealers Electric-Marathon    365TTFS14071
75 HP, 1800 RPM, 230/460 Volts, TEFC, 365T, Rigid, Marathon, Y1627
$8,846.27
Out of Stock
Dealers Electric-Marathon    365TTFS16827
75 HP, 1800 RPM, 230/460 Volts, TEFC, 365T, Rigid, Marathon, U878A
$13,025.67
Out of Stock

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