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    Variable Frequency Drives

    VFD, short for Variable Frequency Drive, is an energy saving device for controlling AC motor speed by converting mains power supply AC - DC - AC with variable frequency & voltage output.
    ATO sells VFD's power range from 1/2hp to 300hp in low prices, include single phase input to three phase output VFDs from 1/2hp to 7.5hp (higher capacity VFDs can be customized), and three phase input/output VFDs from 1hp to 300hp, price starts from $149 only. All VFDs are manufacturer direct sale, view the lists of ATO VFDs and start ordering now.

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    1/4 hp Non-Enclosure VFD, 1ph Input, 1ph/3ph Output

    $119.23
    SKU: GK3300-2S0002
    Customized no shell single phase VFD for sale, 1/4 hp (200 W) capacity variable speed drive, convert single phase 208~240v to 1ph/3ph, high torque output, high accurate control, suitable for various motor speed controls.

    1/2 hp (0.4 kW) VFD, Single Phase Input & Output

    $162.46
    SKU: GK3000-1S0004
    Inexpensive 1/2 hp VFD, 1 phase for single phase AC motor speed controls, 220V - 240V 4 amps, manufacturer direct sale.

    1/2 hp Non-Enclosure VFD, 1ph Input, 1ph/3ph Output

    $128.99
    SKU: GK3300-2S0004
    Factory direct sale 1/2hp 0.4kW VFD, custom-made non enclosure frequency inverter, compact and lightweight, multiple drives can be housed in a cabinet, single phase 220V/230V input, single phase and three phase 220v-240v output.

    1/2 hp VFD, Single Phase to Three Phase VFD

    $149.10
    SKU: GK3000-2S0004
    1/2 hp VFD, convert single phase to three phase for AC motor speed controls, 208V - 240V 3 amps, IP20, RS485 enabled, manufacturer direct sale.

    1 hp (0.75 kW) VFD, 3 Phase 230V, 400V, 480V

    $199.15
    SKU: GK3000-4T0007G
    Favorable price 1 hp (0.75 kW) VFD, three phase 230V/400V/480V 50Hz/60Hz for selection, sensorless vector variable frequency drive, RS485 enabled, strong overload capacity, manufacturer direct sale.

    1 hp (0.75 kW) VFD, Single Phase Input & Output

    $195.82
    SKU: GK3000-1S0007
    Affordable 1 hp VFD, 1 phase for single phase AC induction motor, 220V - 240V 7 amps, manufacturer direct sale.

    1 hp Non-Enclosure VFD, 1ph Input, 1ph/3ph Output

    $142.46
    SKU: GK3300-2S0007
    Cheap price 1 hp non-enclosure VFD, 208V to 240V single phase input & output variable frequency drive, single phase 220v to three phase output, compact board VFD with high quality performance, ideal for integrate system solutions.

    1 hp VFD, 1-Phase 220V to 3-Phase 380V VFD

    $279.15
    SKU: GK3000-CS0007
    1 hp VFD for sale at cheap price, with 1-phase 220v input to 3-phase 380v output. 50Hz/ 60Hz input frequency, 2.5 amps rated current, RS485 enabled.

    1 hp VFD, Single Phase 120V Input, 1ph/3ph 220V Output

    $284.61
    SKU: GK3000-SP1S1-d75
    1 hp single phase 120v input, single phase and three phase 220v output variable frequency drive. Running your 1-phase/3-phase motors with ATO VFDs, via 120 volt supply.

    1 hp VFD, Single Phase to Three Phase VFD

    $159.32
    SKU: GK3000-2S0007
    1 hp VFD, convert single phase to three phase for AC motor speed controls, IP20, RS485 enabled, shipping weight 2kg, manufacturer direct sale.

    2 hp (1.5 kW) VFD, 3 Phase 240V, 415V, 480V

    $218.41
    SKU: GK3000-4T0015G
    Cheap price 2 hp (1.5 kW) VFD, three phase 240V, 415V, 480V for choice, brand new sensorless vector variable frequency drive, RS485 enabled, strong overload capacity, manufacturer direct sale.

    2 hp (1.5 kW) VFD, Single Phase Input & Output

    $243.08
    SKU: GK3000-1S0015
    Discounted 2 hp VFD, 1 phase for single phase AC motor, 220V - 240V 9.6 amps, brand new direct sale by manufacturer.

    2 hp Non-Enclosure VFD, 1ph Input, 1ph/3ph Output

    $161.55
    SKU: GK3300-2S0015
    High quality 2 hp (1.5 kW) single phase VFD without enclosure, 220-240v 1-phase input to 1ph & 3ph output, built-in braking unit, V/F control, sensorless vector control, driving single and three phase AC motors.

    2 hp VFD, 1-Phase 220V to 3-Phase 380V VFD

    $325.77
    SKU: GK3000-CS0015
    2 hp variable frequency drive for sale, converts 1-phase 220v-240v AC input to 3-phase 380v/ 400v output. 1.5 kW VFD for AC motor control, 4 amps, wide speed adjustment range.

    2 hp VFD, Single Phase 120V Input, 1ph/3ph 220V Output

    $315.38
    SKU: GK3000-SP1S1-1d5
    Affordable 2 hp variable frequency drive, single phase 110v-120v input, single phase and three phase 220v-240v output, designed for driving single/three phase AC motor via 120v power supply.

    2 hp VFD, Single Phase to Three Phase VFD

    $183.16
    SKU: GK3000-2S0015
    2 hp VFD, convert single phase to three phase for AC motor speed controls, 7.5 amps, IP20, RS485 enabled, manufacturer direct sale.

    3 hp (2.2 kW) VFD, Single Phase Input & Output

    $379.23
    SKU: GK3000-1S0022
    Cheap 3 hp VFD, 1 phase for single phase AC induction motor, good variable speed performance, 220V - 240V 15 amps, manufacturer direct sale.

    3 hp (2.2 kW) VFD, Three Phase 220V, 380V, 480V

    $259.10
    SKU: GK3000-4T0022G
    Low cost 3 hp (2.2 kW) VFD, three phase 220V, 380V, 480V variable frequency drive, IP20 enclosure, RS485 enabled, V/F & vector control, brand new direct sale by manufacturer.

    3 hp VFD, 1-Phase 220V to 3-Phase 380V VFD

    $346.92
    SKU: GK3000-CS0022
    1-phase 220V to 3-phase 380V VFD, 3 hp variable frequency drive for AC motor speed control at 50Hz/ 60Hz input frequency. 6 amps rated current, three phase 400V/ 415V AC output are customized.

    3 hp VFD, Single Phase 120V Input, 1ph/3ph 220V Output

    $346.10
    SKU: GK3000-SP1S1-2d2
    3 hp single phase 120v input, single phase and three phase 220v output variable frequency drive, specially designed for 120v power supply, manufacturer direct sale.