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VEVOR Variable Frequency Drive, AC 220V Input 3KW Variable Frequency CNC Drive Inverter Converter, VFD 4HP 1 or 3 Phase Input, 3 Phase Output, CNC Motor Inverter Converter for Motor Speed Control
- Powerful Function: This variable frequency drive has a 1 or 3 phase input and 3 phase output. Control mode: V/F control and vector control. Frequency setting mode: digital setting, analog setting, serial communication setting (RS485 communication port, adopting standard international MODBUS main circuit control), PID setting (advanced calculus PID closed-loop arithmetic, quick responding speed, and high suitability), etc. Various control techniques by both synchronization and non-synchronization dynamically realize fast starting without changing brakes. Heavy load high torque, 1Hz up to full torque.
- Low-Noise Operation: The phase converter features low noise and low electromagnetic interference through the optimization of PWM control technology and electromagnetic compatibility of the overall design. There is enough space for heat dissipation between electronic components, and the shell adopts porous heat dissipation, which has a longer service life.
- Smart Digital Display: The VFD adopts a user-friendly keyboard design & reasonable layout, easy to operate; digital display, intuitive and clear. The detachable design is convenient for remote control.
- Multiple Protection: We adopt various protection ways to ensure the stable and reliable operation of the CNC variable frequency drive inverter. Such as overload protection, fuse protection, over-voltage (DC voltage>400V), or under-voltage (DC voltage<200V) protection, restart protection, stall protection, short-circuit protection, and over-heat protection.
- Versatile Use: The main application area involves a spindle motor, CNC engraving machine, CNC milling machine, CNC machine tool, milling machine, drilling machine, trimming machine, mixer, extruder, slitting machine, rewinder, compressor, ventilator, pump, grinder, conveyor. Speed regulators such as elevators (cannot be used for passenger elevators), centrifuges, etc.
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About this item


- Powerful Function
- Low-Noise Operation
- Smart Digital Display
- Multiple Protection
- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service
- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service







- Model: H100-3S2-1B
- Power: 3 kW
- Input Voltage: 220V
- Output Voltage: 0-220V
- Input Current: 0-14A
- Output Current: 0-14A
- Input Phase: 1 or 3 Phase
- Output Phase: 3 Phase
- Input Frequency: 50/60 Hz
- Output Frequency: 0-1000 Hz
- Horsepower: 4 HP
- Working Temperature: 23~104℉/-5 ~ 40 ℃
- Humidity: 0-90% Relative Humidity (without dew)
- Vibration: Below 0.5 G
- Net Weight: 2.43 lbs / 1.1 kg
- Product Size: 5.9 x 3.54 x 4.6 in / 150 x 90 x 118 mm

- 1 x 3 KW Variable Frequency Drive Inverter
- 1 x English Manual
- 1 x Extension Wire

- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service
- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service

- Powerful Function
- Low-Noise Operation
- Smart Digital Display
- Multiple Protection







- 1 x 3 KW Variable Frequency Drive Inverter
- 1 x English Manual
- 1 x Extension Wire

- Model: H100-3S2-1B
- Power: 3 kW
- Input Voltage: 220V
- Output Voltage: 0-220V
- Input Current: 0-14A
- Output Current: 0-14A
- Input Phase: 1 or 3 Phase
- Output Phase: 3 Phase
- Input Frequency: 50/60 Hz
- Output Frequency: 0-1000 Hz
- Horsepower: 4 HP
- Working Temperature: 23~104℉/-5 ~ 40 ℃
- Humidity: 0-90% Relative Humidity (without dew)
- Vibration: Below 0.5 G
- Net Weight: 2.43 lbs / 1.1 kg
- Product Size: 5.9 x 3.54 x 4.6 in / 150 x 90 x 118 mm
Efficient Control in Industrial Applications — Variable Frequency Drive
Enhance the performance and reliability of various machinery with this variable-frequency drive. It provides you with precise control with its 8- to 16-speed mode selection. It creates less noise, and there is no electromagnetic interference during work. With all its safety features and a sturdy design, it enhances durability and safety during demanding tasks. Its simple wiring and digital display increase user convenience and long service life.
Powerful Functions for Enhanced Efficiency
This VFD is engineered precisely to provide you with greater control. Three-phase motor control is more powerful and flexible. It is versatile enough to accommodate a range of electrical designs, supporting both single-phase and three-phase input power. With advanced control modes—V/F control and vector control—this 3-phase VFD ensures efficient and precise motor operation. The VDF’s frequency setting modes are diverse. These include digital, analog, and serial communication settings (RS485).
It also has an advanced PID control for quick and accurate response to changing conditions. The synchronization and non-synchronization control techniques allow for fast starting. It improves operational efficiency without the need for mechanical brakes. This variable-frequency drive is designed to handle heavy loads. It delivers full torque at low frequencies (as low as 1 Hz), making it ideal for demanding applications.
Low Noise Operation
In environments where quiet performance is crucial, this VFD is an ideal option. The converter reduces noise and vibrations by improving pulse width modulation control technology. This guarantees silent and seamless motor operation. Its design focuses on reducing electromagnetic interference. It maintains a steady and noise-free environment. Its EMC functions efficiently in a variety of applications without producing or experiencing intolerable electromagnetic disruption.
There is enough space between electronic parts for heat dissipation. This keeps the converter from overheating and extends its lifespan. The porous heat dissipation shell design allows for efficient cooling. It maintains lower internal temperatures and contributes to a longer service life of this VDF.
Smart Digital Display
This variable frequency drive is designed with a smart digital display. This display prioritizes user convenience and operational efficiency. The user-friendly keyboard design and reasonable layout make it easy to operate. All controls and indicators are logically placed for quick access. The digital display provides intuitive and clear feedback on the VFD's operating status and parameters. This way, it ensures users can monitor and adjust settings in real time without difficulty.
The detachable design of the control panel enhances flexibility by allowing remote control. This makes it convenient for applications where the VFD is installed in inaccessible locations. This combination of features ensures that this variable frequency drive is not only efficient but also easy to use and control.
Multiple Protection Features
For ultimate protection, this 3-phase VFD has different safety features. It is equipped with overload protection that prevents overheating and potential damage. The VFD monitors the current and automatically shuts down or reduces the load if it exceeds safe limits. It includes fuse protection that breaks the circuit if there is excessive current flow.
This VFD’s over-voltage protection prevents DC voltage levels from exceeding 400V. An under-voltage protection feature prevents the motor from running at DC voltage levels below 200 V. Its restart protection protects against damage from frequent or improper restarting. These protections safeguard the VFD and connected equipment from various fault conditions.
Effortless Installation
One of the noteworthy features of this motor speed control is its easy setup. The simple wiring and smooth configuration make it accessible. It is accessible even to those with limited technical expertise. It has an easy-to-understand manual that benefits from more clarity. This ease of installation is a significant advantage, saving you time and potential frustration.
Wide Range of Applications
The CNC variable frequency drive inverter is designed for versatile use. Its uses spread across a wide range of industrial and commercial applications. Its ability to precisely control speed and torque makes it ideal. It works well with spindle motors, CNC engraving machines, CNC milling machines, CNC machine tools, milling machines, drilling machines, trimming machines, mixers, extruders, slitting machines, rewinders, compressors, ventilators, pumps, grinders, conveyors, and speed regulators like elevators (excluding passenger elevators) and centrifuges.

