Wholesale Quality Variable Frequency Drives VFD for Industrial Motor Control in China

What a VFD Does?

Csivei factory’s quality Variable Frequency Drives VFD are designed to improve energy efficiency, optimize motor performance, and extend equipment life. By precisely controlling motor speed and torque, they can reduce energy consumption by 20–50%, minimize startup current, and protect equipment from overload and voltage fluctuations. Suitable for pumps, fans, conveyors, compressors, and HVAC systems, they deliver reliable performance across a wide range of industrial applications.

Why Source from Our China Factory?

As a manufacturer and supplier in China, we control every step. Our Variable Frequency Drives VFD go through automated SMT, full-load burn-in, and strict QC. No middlemen means competitive pricing and direct technical support from the engineers who build them.

Product Application

l HVAC: Our drives saved 35% energy in a Malaysian mall’s air handling units.

l Water treatment: Soft-start on a Philippine pump station eliminated water hammer.

l Food packaging: Synchronized conveyors in Egypt, with overload protection.

Certifications & Quality

CE, RoHS, ISO 9001. Every Variable Frequency Drives VFD is load-tested before shipment.

Custom VFDs – No Problem

As a China-based manufacturer, we offer IP54/IP65 enclosures, protocol add-ons (Modbus, Profibus, CANopen), pre-loaded macros, and OEM branding. Prototype to bulk delivery in weeks.

After-Sales & Support

24-month warranty. We provide setup videos and live engineering support via WhatsApp or video call. Faulty units? We troubleshoot first, then ship replacements directly from our factory.

Test Order

Sample units ready in days via DHL/UPS. Start with 2–5 pieces to evaluate. As your Variable Frequency Drives VFD supplier, we’re here for the long run – contact us for a quote.

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10 HP VFD Variable Frequency Drive

As a professional General Variable Frequency Drives VFD manufacturer in China, Csivei would like to provide you high quality 10 HP VFD Variable Frequency Drive, which is built for single-phase 230V power systems, this compact VFD converts single-phase input into controlled three-phase output, enabling efficient operation of AC induction motors in pumps, fans, conveyors, compressors, and automation equipment.

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5HP 7.5HP 1 Phase General VFD

As a leading professional General Variable Frequency Drives VFD manufacturer in China, Csivei is proud to offer our high-performance 5HP 7.5HP 1 Phase General VFD. Specially engineered for higher power requirements in single-phase 230V environments, this robust VFD provides stable and precise control by converting single-phase input into powerful three-phase output. It is the ideal solution for enhancing the torque and energy efficiency of AC motors in heavy-duty machinery, industrial blowers, high-capacity water pumps, grinding machines, and sophisticated CNC automation systems.

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3HPVFD 3 phase Variable Speed Drive HAVC

As a professional industrial VFD manufacturer in China, Csivei provides high-reliability 3HPVFD 3 phase Variable Speed Drive HAVCs engineered for standard industrial power grids. This series is designed to optimize the performance of three-phase AC induction motors in heavy-duty environments. By converting fixed 380V input into adjustable frequency and voltage output, it enables precise speed regulation, energy efficiency, and mechanical protection for pumps, fans, and automated production lines.

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20HP 15kw VFD for 3 Phase Motor

As a professional high-power VFD manufacturer in China, Csivei offers robust 20HP 15kw VFD for 3 Phase Motors engineered for heavy-duty industrial applications. Designed for high-performance 380V-440V power systems, this series provides precise speed and torque control for large AC induction motors. By implementing advanced vector control and reinforced power modules, our 5.5-7.5kW VFD ensures stable operation for heavy machinery, high-pressure pumps, and automated factory systems, significantly improving energy efficiency and mechanical reliability.

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40HP Single Phase to 3 Phase VFD

As a trusted manufacturer in China, CSIVEI offers quality 40HP Single Phase to 3 Phase VFD, which delivers stable three-phase motor control for small industrial equipment, workshop machinery, and light automation. It features both V/F and sensorless vector control, a built-in PID controller, and support for remote operation, ensuring stable performance in a compact IP20 enclosure that allows side-by-side panel mounting.

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18.5kw VFD for 3 Phase Motor Frequency Drive

As a professional manufacturer of variable frequency drives (VFDs) in China, CSIVEI offers 18.5kw VFD for 3 Phase Motor Frequency Drive. These drives utilize closed-loop vector control technology and support both SVC (Sensorless Vector Control) open-loop vector and V/F control modes. These units are ideally suited for heavy-duty industrial applications involving high-power fans, centrifugal pumps, compressors, extruders, and hoisting equipment.

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Csivei is a professional Variable Frequency Drives VFD manufacturer and supplier in China. We warmly welcome you to wholesale high quality products from our factory.

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