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Variable frequency drives (VFD) enable speed control for three-phase AC motors such as those in conveyors, fans, pumps and shop tools. GS series drives are available from 0.25hp micro-drives to high-performance 300hp models; WEG's micro drives offer multiple control methods in ratings up to 5hp. A full line of accessories is available for each drive family to ensure a reliable installation.
AC Variable Frequency Drives (VFD)
Category Selection
Variable Frequency AC Drives - 1/4 HP to 300 HP
- Micro - CFW300 Series, GS1 Series, GS2 Series
- General Purpose - DURApulse GS3 Series
- High Performance - DURApulse GS4 Series
AutomationDirect carries a range of AC variable frequency drives (VFD) for motor speed control and other industrial control applications.
- WEG CFW100 and CFW300 AC drives offer high-performance in a reduced compact size and ease-of-use with built-in HMI operator interface and SoftPLC
- The high quality and low prices make our GS1 series mini AC drives and GS2 series micro variable speed drives an incredible deal.
- The DURApulse (GS3 and GS4 series) sensorless vector AC drives can handle applications from 1 horsepower up to 300 horsepower.
- Single phase only, dual single / three phase, and three phase only AC drives are available.
AC Drives Overview and Selection Guide
Micro AC Drives
WEG - CFW100 Drive Units ... New!
High-performance VFD in reduced compact size
WEG - CFW100 Drives start at
$139.00
(CFW100A01P6S220G2)
WEG - CFW300 Drive Units
High-performance VFD in reduced compact size
WEG - CFW300 Drives start a
$139.00
(CFW300A01P6S2NB20)
GS1 Series Mini AC Drives
Our most affordable and compact inverter drive
- 1/4 and 1/2 hp, 115 VAC single phase input VFD
- 1/4, 1/2 and 1 hp, 230 VAC single/three-phase input VFD
- 2 hp, 230 VAC 3 phase VFD
GS1 series drive prices start at
$112.00
(GS1-10P2)
GS2 Series Micro AC Drives
All of the features of our GS1 Series AC drives plus dynamic braking, PID and a removable keypad
- 1/4 hp to 1 hp, 115 VAC single-phase input VFD
- 1/2 hp to 3 hp, 230 VAC single/three-phase input VFD
- 5 hp to 7.5 hp, 230 VAC VFD
- 1 to 10 hp, 460 VAC VFD
- 1 to 10 hp, 575 VAC VFD
GS2 series drive prices start at
$165.00
(GS2-10P2)
General Purpose AC Drives
DURApulse AC Drives - GS3 Series
Sensorless vector technology up to 100 hp VFD
- 1 hp to 3 hp, 230 VAC single/three-phase input VFD
- 5 hp to 50 hp VFD, 230 VAC
- 1 hp to 100 hp VFD, 460 VAC
High-Performance AC Drives
DURApulse AC Drives - GS4 Series
Sensorless vector technology up to 300 hp VFD
- 230V 1-phase - frame sizes A-B (1-5 hp)
- 230V 1-phase - sizes C-E (7.5-25 hp)
- 230V 3-phase - sizes A-B (1-15 hp)
- 230V 3-phase - sizes C-E (20-100 hp)
- 460V 3-phase - sizes A-B (1-20 hp)
- 460V 3-phase - sizes C-D (25-100 hp)
- 460V 3-phase - sizes E-G (125-300 hp)
VFD Accessories
- AC Line Reactors ... New models!
- AC Output Filters ... New!
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