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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 are 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 »

 
 

WEG Instruction Manuals


SSW-04 Soft-Starter
SSW-04 Soft-Starter 

5 thru 30 HP @ 230V
10 thru 75 HP @ 460V
15 thru 75 HP @ 575V
 

SSW-04 Quick Start Guide

SSW-05 Soft-Starter
SSW-05 Soft-Starter 

3 thru 30 HP @ 230V
5 thru 60 HP @ 460V
 
SSW-05 Operations Manual

SSW-05 Brochure

SSW-06 Soft-Starter
SSW-06 Soft-Starter 

3 thru 550 HP @ 230V
5 thru 1200 HP @ 460V
7.5 thru 1500 HP @ 575V

SSW-06 Operations Manual

SSW-06 Brochure


SSW-07 & 08 Soft-Starter

SSW-07 & 08 Soft-Starter 

6 thru 75 HP @ 230V
12.5 thru 150 HP @ 460V
15 thru 200 HP @ 575V

SSW-07 & 08 Operations Manual

SSW-07 & 08 Brochure



PESW & ESW Magnetic Starter
PESW & ESW Magnetic Starter 

<1 thru 250 HP @ 460V

PESW & ESW Brochure

CFW08 Compact Micro Drive


CFW08 Compact Micro Drive


1/4 thru 3 HP @ 230V (1 or 3 PH Input)
1/4 thru 10 HP @ 230V (3 PH Input Only)
1/4 thru 20 HP @ 460V
1 thru 10 HP @ 575V

CFW08 Operation Manual

CFW08 Brochure

CFW09 Sensorless Vector Drive

CFW09 Sensorless Vector Drive

1 thru 3 HP @ 230V (1 or 3 PH Input)
3 thru 75 HP @ 230V (3 PH Input Only)
1 thru 500 HP @ 460V

CFW09 Operations Manual

CFW09 Manual Revised


CFW09 Brochure


CFW10 Compact Micro Drive
CFW10 Compact Micro Drive

1/4 thru 1 HP @ 115V (1 PH Input Only)
1/4 thru 3 HP @ 230V (1 PH Input Only)


CFW10 Operations Manual

CFW10 Quick Start Guide

CFW10 Brochure

CFW11 High Performance Drive

CFW11 High Performance Drive

1.5 thru 3 HP @ 230V (1 PH Input Only)
1.5 thru 75 HP @ 230V (3 PH Input Only)
2 thru 600 HP @ 460V
2 thru 450 HP @ 575V
3 thru 450 HP @ 660V

CFW11 Operations Manual

CFW11 Quick Start Guide

CFW11 Brochure