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Variable Frequency Drives

Premium Variable Frequency Drives for Motors

Shop Variable Frequency Drives For Precise Electric Motor Control


ESR Motor Systems supplies a broad selection of variable frequency drives (VFDs) from leading brands like Toshiba, Siemens, Hitachi, Benshaw, and ABB to match a wide range of motor control needs. Typical applications include pumps, fans, conveyors, HVAC systems, mixers, and compressors where precise speed control, soft starting, and energy savings are critical.

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ESR Motor Systems offers Toshiba VFDs across key series including the AS3 low voltage adjustable speed drives, compact S15 micro drives, and T300MV2 medium voltage drives. Known for robust construction and advanced motor control, Toshiba VFDs feature options like built in Ethernet, embedded web server diagnostics, and multi level PWM technology. Learn More >

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Benshaw's VFDs include the H2 and H2 Pump, S, SW, GM2 and SG low voltage series, plus MVH2 and M2L medium voltage VFDs for high horsepower industrial applications. Known for rugged, compact designs with sensorless vector control, multi level medium voltage technology for low harmonics and WinDRIVE PC software for easy setup, Benshaw VFDs provide reliable, energy efficient motor control. Learn More >

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Hitachi's variable frequency drives include the WJ200, NE-S1, SJ700D and SJ-P1 series.These Hitachi VFDs stand out for compact panel saving designs, high torque sensorless vector control and advanced features such as built in PLC style logic and permanent magnet motor compatibility that deliver precise, energy efficient motor control. Learn More >

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Lenze VFDs include the i500 family with i510 and i550 cabinet inverters, along with AC Tech SMVector and MC series drives, giving you options from compact control-cabinet units to rugged enclosed VFDs for harsh industrial environments. These Lenze VFDs stand out for their slim, space-saving design, wide 0.25 to 132 kW power range, advanced sensorless vector control, and easy commissioning via intuitive parameter menus. Learn More >

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U.S. MOTORS variable frequency drives include ACCU-Series AD700E and AD1000 low voltage drives, along with ACCU-Series KBVF hybrid drives such as the KBVF-22D. These Nidec ACCU-Series VFDs stand out for quick setup with only 14 basic parameters, flexible control modes like Volts per Hertz and sensorless vector, horsepower coverage from about 1 to 30 HP, and integrated communication options that help deliver efficient, precise speed control. Learn More >

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Marathon Electric variable frequency drives (VFDs) include the FHP Series chassis AC drives, Plus Series and Platinum e VSD Plus VFDs, along with SM2 and SM4 Vector and Vector Series VFDs that cover everything from fractional horsepower to higher horsepower three phase applications. These Marathon VFDs stand out with choices from open chassis to rugged NEMA 4X enclosures, open loop flux vector and V/Hz control with built in PID and easy keypad setup, giving you efficient, precise speed control. Learn More >

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Leeson VFDs include the Speedmaster Micro, SM and SM2 flux vector drives, washdown rated SM4 NEMA 4X sub micro inverters, plus Platinum e and Platinum VSD and VSD Plus series cabinet drives that span a wide range of input voltages and horsepower ratings. These Leeson VFD families are known for compact, space saving designs, IP20 to NEMA 4X protection. Learn More >

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Variable Frequency Drives