SHANDONG KAICHUAN POWER EQUIPMENT COMPANY LTD.
A large-scale enterprise specializing in the R&D, design, production, marketing and service of industrial electrical products for motor starting, variable frequency speed regulation and automation system integration.
SDKC was established in 2013 and is a high-tech enterprise integrating R&D, manufacturing and sales of industrial automation products and new energy products. After more than ten years of rapid development, the company has become a well-known high-tech enterprise specializing in the R&D and production of medium and low voltage inverters at home and abroad.
The company has mastered core platform technologies such as high-performance vector frequency conversion technology, servo technology and permanent magnet synchronous motors. Among them, low-voltage inverters, medium-voltage inverters and servo drives are widely used in fans, water pumps, power industry, real estate, metallurgy, mining, petroleum, chemical industry and other industries.
SDKC advantages
A: Industrial-grade components
The products are independently developed and designed according to industrial electrical standards. All electrical components are made of industrial-grade materials. All core components are internationally renowned brands to ensure that each component is qualified and durable.
B: Service life can reach 10+ years
SDKC inverter supports full load uninterrupted long-term operation, adapts to various harsh environment requirements, and supports operating environment temperature -40-45℃, humidity 10%-95%.
C: Beautiful appearance design
The appearance design is atmospheric, highlighting industrial quality, the electrical port is not exposed to ensure safety, and two appearance options are provided: plastic keyboard and silicone keyboard.
D: Strong anti-interference and faster response
The high-performance chip architecture of our company's inverter develops software separately to ensure the fast response speed of the inverter and has strong anti-interference performance for 50 real-time communications.
E: Independent air duct and better heat dissipation
The product structure adopts independent ventilation and heat dissipation air duct design, and some inverters adopt full sealing design to avoid direct contact between PCB board and components and harsh environment, effectively extend the service life and ensure safe operation.
F: Shell is resistant to high temperature and high strength
The plastic shell of the vector inverter is made of ABS+PC+flame retardant material, which has the performance characteristics of high temperature resistance and high rigidity. The medium and high power shell is made of high-strength steel plate.
We’re diving into their technology, different types, and how to choose the right one. At SHANDONG KAICHUAN POWER EQUIPMENT COMPANY LTD. we have over 10 years of experience to help you navigate these choices, whether you need clean energy or a reliable backup system.Inverters range greatly in size and power. They can be as small as 50 watts or as large as 50,000 watts. Yet, it’s uncommon to find an inverter over 11,000 watts in a usual home.
Why Choose Us
Manufacturing capabilities
With a professional technical R&D team and strong manufacturing capabilities, our products are widely used in new energy, photovoltaics, petroleum, minerals, chemicals, power systems, industrial and mining enterprises, and mechanical equipment industrial manufacturing, providing safe and reliable industrial electrical products to global customers.
Honor & Certificate
9001 Quality Management System Certification, Environmental Management System Certification, Occupational Health and Safety Management System Certification, China Famous Trademark, China Famous Brand, China High-tech Enterprise, Quality Credit AAAAA Enterprise, Safety Standard Production Enterprise, etc.
Quality Control
Under the guidance and promotion of China's "Belt and Road, Maritime Silk Road, Silk Road Economic Belt", our company is more open, innovative and actively expands the international market. Now the company's products are available all over the world, providing global customers with better quality, efficient and environmentally friendly industrial electrical products and solutions.
Production Market
Shandong Kaichuan power equipment is widely used in photovoltaic power stations, wind power stations, hydropower stations, subway high-speed rail, infrastructure, commercial centers, residential quarters, hospital power distribution systems, chemical enterprises, schools, airports, ports, large and medium-sized office buildings, mines, etc. Engineering fields for ten industries.
Benefits of Frequency Converter(Inverter)
Power Up Anywhere
The first pro is the portability of inverters. These handy devices allow you to power up your electronic goodies anywhere you go. Whether you're on a camping trip, road-tripping across the country, or just chilling at a friend's place, with an inverter, you're never far away from charging your devices and staying connected.
Versatility at Its Best
Inverters are like the chameleons of the electrical world. They can power up a wide range of devices, from smartphones and laptops to power tools and small appliances. So, whether you need to charge your phone or fire up your blender for a smoothie-making extravaganza, the solar inverter has got your back.
Energy Efficiency
Saving energy is not just good for your conscience, but also for your wallet. Power inverters have become more energy-efficient over time, ensuring that the power from your battery or power source is used efficiently. With the right inverter, you can minimize power loss during the conversion process and maximize the runtime of your devices.
Backup Power Hero
With a backup battery system and a trusty inverter, you can keep essential devices running, like lights, refrigerators, and even your Wi-Fi router. It's like being your own superhero, saving the day with uninterrupted power supply!
Inverter Specifications
Maximum AC output power
This is the maximum power the inverter can supply to a load on a steady basis at a specified output voltage. The value is expressed in watts or kilowatts.
Peak output power
This is also known as the surge power; it is the maximum power that an inverter can supply for a short time. For example, some appliances with electric motors require a much higher power on start-up than when they are running on a continuous basis. Common examples are refrigerators, air-conditioning units, and pumps.
AC output voltage
This value indicates to which utility voltages the inverter can connect. For inverters designed for residential use, the output voltage is 120 V or 240 V at 60 Hz for North America. It is 230 V at 50 Hz for many other countries.
Peak Efficiency
Most grid-tie inverters have peak efficiencies above 90%. The energy lost during inversion is, for the most part, converted into heat. It’s important to note what this means: In order for an inverter to put out the rated amount of power, it will need to have a power input that exceeds the output. For example, an inverter with a rated output power of 5,000 W and a peak efficiency of 95% requires an input power of 5,263 W to operate at full power.
Applications of Frequency Converter(Inverter)
Inverters are used to convert DC power into AC power. Inverters have a wide range of applications across many different industries.

Marine applications
An inverter can be used in marine water‑pumping applications. It is used to operate an asynchronous motor drive. By using the inverter, power is supplied to the electric motor (induction motor) that is responsible for driving the ship’s seawater cooling pump. Solar photovoltaic (PV) panels are used as a source.
Automotive traction applications
Multilevel inverters are used in automotive traction applications. It is used to power the motor drive. MLI converts the DC power of batteries to AC power. This AC power is then fed to the motor and hence transforms it into propulsion power.


Vehicle-to-X (V2X) applications
Inverters are used in vehicle-to-grid (V2G) applications. Using V2G technology, electric vehicles are able to send energy back to the grid through their batteries.
Uninterruptible power supply
Inverters are used in uninterruptible power supply (UPS). In the event of failure of the power source or mains power, a UPS provides emergency power to a load. The function of the inverter in UPS is the conversion of DC power to AC power.


Adjustable-speed drives applications
Inverters are used in adjustable-speed drive applications. A rectifier and an inverter are typically used to control both voltage and frequency applied to a motor, enabling variable-speed operation over a broad range of speeds. By operating fans, pumps, compressors, etc., at a variable speed, significant energy savings can be achieved.
Integration of renewable energy resources to the grid
Inverters play an important role while integrating renewable energy resources to the grid. Renewable resources can be solar, wind, hydro, etc. The main function of an inverter is to convert DC power generated from these renewable energy resources to AC power. This AC power is fed to the grid.

FAQ
We're well-known as one of the leading frequency converter manufacturers and suppliers in China. Please feel free to buy high quality frequency converter at competitive price from our factory. For customized service, contact us now.












