Variable Frequency Drives, AC Drives, Inverters, VFD's

Variable Frequency Drives For Every Application!

VFD's adjust your motor speed to closely match output requirements, resulting in a typical energy savings of 10 to 50 percent.

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	Name	Price
Sorted By: Showing 1 to 43 of 43 products.
Showing 1 to 43 of 43 products.
	Compact Micro AC Drive 1/4 to 3hp, Single or 3 phase Hitachi NE-S1 Series Simple operation!	Starting at $179.00 Starting at $121.72
	Compact Micro AC Drive 1/4 to 3hp, Single or 3 phase TECO EV/JNEV Series Excellent choice for a low cost single or 3 phase AC drive! Sensorless vector or V/Hz.	Starting at $240.00 Starting at $127.20
	Compact Variable Frequency Drive 1/4 to 3 HP, Single Phase Input Weg CFW10 Control and vary the speed of 3 phase electric motors!	Starting at $312.00 Starting at $140.40
	Compact Micro Drive, 1/8 to 5 hp Fuji Frenic-Mini Series Basic on/off drive, choose either single or 3 phase input. Direct cross to GE FVR-9AS, AF-300A and AF-300 Mini.	Starting at $250.00 Starting at $152.50
	Sensorless Vector AC Drive Hitachi WJ200 Capable of 200% or greater torque across the speed range! Available from 1/8 to 20 hp, single or 3 phase.	Starting at $230.00 Starting at $156.40
	High Performance Compact Drive, 1/8 to 20 hp! Fuji Frenic-Multi Single or 3 phase input with optional NEMA 1 kit! Constant torque, available in 230 or 460 volt.	Starting at $269.00 Starting at $164.09
	General Purpose AC Micro Drive, NEMA 1 Single or 3 Phase Delta VFD-S 115, 230 or 460 volt and from 1/2 to 2 hp. Famous for its low-noise carrier frequency feature and easy to use keypad. Great for packaging and food processing applications!	Starting at $254.00 Starting at $165.10
	High Performance AC Drive, IP20 Single or 3 Phase Delta VFD-EL 115, 230 or 460 volt, from 1/4 to 5 hp. Perfect for small size fan and pump applications.	Starting at $254.00 Starting at $165.10
	Compact General Purpose Drive 1/2 to 75hp, Single or 3 Phase TECO N3 Now offers BACnet Protocol as standard! Sensorless vector drive that can run in CT, VT or sensorless.	Starting at $325.00 Starting at $172.25
	High Performance AC Vector Drive, IP20 Rated Single or 3 Phase Delta VFD-E 115, 230, or 460 volt and from 1/2 to 15 hp. Low horsepower constant torque drive. Modular in design with flexible extension cards and a built-in PLC function!	Starting at $276.00 Starting at $179.40
	Variable Frequency Drive, NEMA 1 For Fan/Pumps! Weg CFW08 Plus 1/4 to 20 hp, choose from 230, 460 or 575 volt.	Starting at $439.00 Starting at $197.55
	General Purpose Variable Frequency Drive, IP20 Up to 15hp AC Tech SCM/SM Ready to use right out of the box - simple to program and easy to install. Available in single or 3 phase input!	Starting at $267.00 Starting at $200.25
	Sensorless AC Vector Drive, IP20 Single or 3 Phase Delta VFD-M 115, 230, 460 or 575 volt and from 1/2 to 10 hp. For medium to high horsepower applications with ultra-low-noise operation.	Starting at $333.00 Starting at $216.45
	Compact Sub-Micro AC Drive Up to 3hp, Single or 3 Phase TECO FM50 Available with NEMA 4 rating! Available in 115, 230 or 460V, single or 3 phase input!	Starting at $409.00 Starting at $216.77
	Multifunction Fan & Pump Drive 230/460V, 3 Phase, NEMA 1 Delta VFD-F Limited stock available on this series - replacement suggestions: Delta VFD-B or VFD-C2000, depending on application	Starting at $359.00 Starting at $233.35
	Vector Drive Plus, NEMA 1 Up to 60hp, Single/3 Phase AC Tech SMVector (B) Now available up to 60 hp! Perfect for applications requiring speed or torque control!	Starting at $322.00 Starting at $241.50
	General Purpose Fan and Pump Drive, 1 to 100 hp TECO MA7200 Plus V/Hz or sensorless with parameter set for HVAC and wastewater applications. Energy cost meter built-in!	Starting at $462.00 Starting at $244.86
	Sensorless Vector AC Drive, NEMA 1 3 Phase, 230 or 460 Volt Delta VFD-B Constant torque rated featuring open and closed loop vector control. Available from 1 to 100 hp.	Starting at $419.00 Starting at $272.35
	Vector Drive, NEMA 4X, Indoor Duty AC Tech SMVector (C) Full featured drive has everything you need! Now up to 30hp! Perfect for applications requiring speed or torque control.	Starting at $454.00 Starting at $340.50
	Vector Drive, NEMA 4X, Integral Disconnect AC Tech SMVector (FC/LC)) Integrated input disconnect, filtered input or both. Perfect for applications requiring speed or torque control. Now up to 30hp!	Starting at $511.00 Starting at $383.25
	Vector Drive, Nema 4X, Indoor/Outdoor Duty AC Tech SMVector (XE/XF) NEMA 4X rated for indoor or outdoor use! Available in standard or filtered input. Now up to 30hp!	Starting at $530.00 Starting at $397.50
	NEMA 4X Variable Frequency Drive, Washdown Weg CFW08 Wash Can be used in washdown applications without a separate enclosure!	Starting at $894.00 Starting at $402.30
	High Performance Vector Drive, 1/2 to 600 hp Hitachi SJ700 High starting torque - 150% at 0.3Hz! Built-in communications! Replaces SJ300 series.	Starting at $605.00 Starting at $411.40
	High Performance Flux Vector Drive 3 Phase, NEMA 1 Enclosure Delta VFD-VE	Starting at $647.00 Starting at $420.55
	Full Featured, High Torque Drive, 3 Phase Only Hitachi SJ300 Series This series is being replaced by the SJ700 series. We have a limited SJ300 stock still available!	Starting at $570.00 Starting at $427.50
	High Performance, Full-Featured Drive Teco EQ7 Series Constant torque, 1-900hp/variable torque, 1-1000hp.	Starting at $825.00 Starting at $437.25
	All Purpose Vector Drive, Up to 1000 hp Fuji Frenic-MEGA series AC Drive Industry leading IGBT technology!	Starting at $706.00 Starting at $458.90
	High Efficiency & High Performance AC Drive, 1 to 475hp Delta VFD-C2000 Built-in PLC, over 300 parameters and much more!	Starting at $740.00 Starting at $481.00
	Variable Torque AC Drive for Fans & Pumps, 1 to 900 hp Fuji Frenic-Eco Series Applications include cooling towers, exhaust fans and HVAC!	Starting at $800.00 Starting at $488.00
	Full featured Enclosed Inverter Drive NEMA 1, 4, 4x, 12 AC Tech M/MC Rugged steel enclosures and ranges up to 150 hp.	Starting at $671.00 Starting at $503.25
	Variable Torque Drive for HVAC Industry Up to 250HP AC Tech MCH Series NEMA Type 1, 12 and 4 enclosures!	Starting at $747.00 Starting at $560.25
	Variable Frequency Drive, 1.5 to 150 hp, Single or Three Phase Weg CFW700 Designed for variable torque applications such as pumps and fans.	Starting at $1,350.00 Starting at $607.50
	Variable Frequency Drive, Plug & Play Weg CFW11 State of the art technology for control of three-phase induction motors! Plug and play automatically recognizes & configures accessories and options.	Starting at $1,616.00 Starting at $727.20
	Elevator, Lift and Hoist Drive Delta VFD-VL Series This is an application specific OEM drive!	Starting at $1,340.00 Starting at $871.00
	Active Front End, Power Factor Correction & Energy Regeneration Delta AFE2000 Replaces traditional brake resistor to reduce heat energy!	Starting at $1,411.00 Starting at $917.15
	Large Capacity Sensorless Vector Drive Hitachi L700 Series Available from 15 to 200 hp (44 to 290 amps)!	Starting at $1,475.00 Starting at $1,003.00
	High Performance AC Drive System, Up To 500hp Gefran SIEI Drive ADV200 Series Great alternative to the ABB ASC800 series drives!	Starting at $1,103.00
	Sensorless AC Vector Drive, NEMA 1 Input:200-250VAC U.S. Drives D2 Available from 3 to 3,500 horsepower. Line reactors included! Very rugged drive.	Starting at $1,299.00
	Sensorless AC Vector Drive, NEMA 1 Input:380-500 or 525-600VAC U.S. Drives Available from 5 to 3,500 horsepower. Line reactors included! Very rugged drive.	Starting at $1,329.00
	Sensorless AC Vector Drive, NEMA 12 Input:200-250VAC U.S. Drives D2 Available from 5 to 3,500 horsepower. Line reactors included! Very rugged drive.	Starting at $1,500.00
	Sensorless AC Vector Drive,NEMA 12 Input:380-500 or 525-600VAC U.S. Drives Available from 5 to 3,500 horsepower! Line reactors included! Very rugged drive.	Starting at $1,575.00
	Heavy Duty Drive for Torque Applications, 25 to 500hp TECO 7200GS Series A rugged drive for demanding constant torque applications!	Starting at $3,100.00 Starting at $1,643.00
	NEMA 3R/12 Packaged Drives Hitachi Engineered Drive Panels Three models and many options to choose from!	Select options for pricing

Authorized distributor for all the top brands of variable frequency drives!

Variable frequency drives are also called AC drives, inverters, freq drives, motor speed controllers and VFD's.

Variable frequency drives (VFD's) adjust your motor speed to closely match output requirements, resulting in a typical energy savings of 10 to 50 percent.

You can also take a look at this spreadsheet - we list our popular AC drives as well as the properly sized enclosure to go with it!

Marshall Wolf Automation has engineers in-house to help you spec out the best VFD/variable frequency drive for your application!

Search All AC Drives