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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Founded in 1961, WEG has grown into a global solutions provider of industrial electrical technologies. WEG is the largest industrial electric motor manufacturer in the Americas and one of the largest manufacturers of electric motors in the world producing more than 21 million units annually.  
Dealers is an authorized WEG distributor and carries a wide assortment of factory new WEG motors, starters and frequency drives (VFD's) as well as many new surplus WEG motors at low prices.
 

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MR MPW100-115-WEG-Dealers Industrial    MR MPW100-115
ROT TT Door TYPE1 115mm G/B
$46.10
MRX100-130-WEG-Dealers Industrial    MRX100-130
ROT TT Door TYPE4X 130mm G/B
$59.93
MRX-130-WEG-Dealers Industrial    MRX-130
ROT TT Door TYPE4X 130mm G/B
$48.41
MRX100-130E-WEG-Dealers Industrial    MRX100-130E
ROT TT Door TYPE4X 130mm R/Y
$59.93
RMMP-130-WEG-Dealers Industrial    RMMP-130
Rotary Nema1 TT Door 130mm G/B
$36.14
RMMP-130-E-WEG-Dealers Industrial    RMMP-130-E
Rotary Nema1 TT Door 130mm Y/R
$32.26
RMMP-330-WEG-Dealers Industrial    RMMP-330
Rotary Nema1 TT Door 330mm G/B
$43.89
RMMP-330-E-WEG-Dealers Industrial    RMMP-330-E
Rotary Nema1 TT Door 330mm Y/R
$39.17
KRS-232-SSW07-Dealers Electric-Weg    KRS-232-SSW07
RS-232 Communication Kit, Weg, KRS-232-SSW07
$86.03
KCS-CFW08-Dealers Industrial-Weg    KCS-CFW08
RS-232 Serial Comm. Module (mounted in place of keypad) for WEG CFW08 VFDs
$75.75
RS232-05-Dealers Industrial-Weg    RS232-05
RS-232 serial communication module (Modbus-RTU) for WEG CFW11 VFDs
$225.68
MIW-02-Dealers Industrial-Weg    MIW-02
RS-232/485 Converter (mounted externally) for WEG CFW08 VFDs
$190.34
RS232-02-Dealers Industrial-Weg    RS232-02
RS232C serial commuication module with DIP-switches for micro-controller’s ?ash memory programming for WEG CFW11 VFDs
$152.81
RS232-01-Dealers Industrial-Weg    RS232-01
RS-232C serial communication module (Modbus-RTU) for WEG CFW11 VFDs
$152.81
CFW100-CRS485-Dealers Industrial-Weg    CFW100-CRS485
RS-485 Comm. Module for WEG CFW100 VFDs
$57.38
KRS-485-SSW07-Dealers Electric-Weg    KRS-485-SSW07
RS-485 Communication Kit, Weg, KRS-485-SSW07
$142.92
RS485-01-Dealers Industrial-Weg    RS485-01
RS-485 serial communication module (Modbus-RTU) for WEG CFW11 VFDs
$203.75
RS485-05-Dealers Industrial-Weg    RS485-05
RS-485 serial communication module (Modbus-RTU) for WEG CFW11 VFDs
$305.63
SCMP-WEG-Dealers Industrial    SCMP
SCALE COVER, MPW motor protectors
$2.59
SRMP D59-WEG-Dealers Industrial    SRMP D59
Shunt release block right side mounting - 100-127V 50/60Hz
$28.92

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