20 Horsepower 4-in-1 Screw Air Compressor: Power and Efficiency in a Compact Design
The Shunchi Machinery 20 HP 4-in-1 Rotary Screw Air Compressor is engineered to provide efficient air compression while taking up minimal space. Combining a 20 HP motor with integrated components, this compressor is perfect for industries looking for reliable performance and easy installation. Its design minimizes operating and maintenance costs, making it ideal for custom setups and bulk orders.
Durable, space-saving solution for industrial applications
The Shunchi 4-in-1 screw air compressor is crafted from high-quality materials, ensuring exceptional durability. Its compact form factor doesn't compromise on power; it delivers a robust air output while reducing the need for additional equipment. This makes it perfect for continuous industrial use, catering to the needs of factories, workshops, and manufacturing facilities that are in search of a space-saving and cost-effective air compression solution.

Product Advantages
The integration of key components such as the air compressor, air storage tank, filter, and dryer significantly saves installation space. This results in a more compact and streamlined equipment layout, which is not only aesthetically pleasing but also highly practical in industrial settings.
Thanks to its integrated design, the operation process of this compressor is simplified. It reduces operational complexity, allowing operators to get the job done more efficiently. This ease of use contributes to enhanced work productivity.
Most 20 horsepower 4-in-1 air compressors, including ours, utilize the screw compression method. This technology boasts several advantages, such as high compression efficiency, smooth operation, and low noise levels. These features ensure that the compressor can operate continuously without causing excessive disturbance in the workplace.
Constructed with top-notch materials and advanced manufacturing techniques, our air compressor guarantees high durability and reliability. It can operate stably for extended periods, minimizing the risk of breakdowns and costly repairs.
- Noise reduction technology:
We understand the importance of a comfortable working environment. That's why we have optimized the machine structure and used low-noise materials. As a result, the noise level during equipment operation is significantly reduced, providing a more pleasant and productive workspace for users.
- Multi domain applications:
Our 20 HP 4-in-1 screw air compressor is suitable for a wide range of industrial applications. Whether it's in the marine industry, for sandblasting, painting, laser cutting, or powering injection molding machines, it can meet the diverse needs of different sectors.
The equipment's structure is designed with maintenance in mind. It is easy to disassemble and clean, which reduces the difficulty and cost associated with maintenance. This ensures that the compressor can be kept in optimal working condition with minimal effort.
By using long-life components, we have significantly reduced the replacement frequency and downtime of the compressor. This translates to higher operational efficiency and lower overall costs for our customers.
The standard voltage of our compressor is 380V 50Hz, and we also offer customizable voltage options to meet the specific requirements of different regions and applications.
Transport packaging
Models and Parameters
|
Model
Parameters
|
Unit
|
15KW
|
22KW
|
|
Rate Discharge Pressure
|
Mpa
|
1.55
|
1.55
|
|
Rate Discharge Capacity
|
m³/min
|
1.2(AH077)
|
2.2(AH130)
|
|
Exit Temperature of Rear Cooler
|
℃
|
|
|
Air Inlet/Outlet
|
|
G3/4
|
G1
|
|
Running Parameter
|
|
Air Cooling
|
|
Driving Mode
|
|
Integrated
|
|
Air Tank Volume
|
L
|
400
|
400
|
|
Air Suction Type
|
Temperature
|
℃
|
≤40
|
≤40
|
|
Pressure
|
kg/c㎡(A)
|
1.033
|
1.033
|
|
Relative Humdity
|
%
|
60
|
60
|
|
Main Motor
|
Power
|
HP/KW
|
20/15
|
30/22
|
|
Speed
|
rpm
|
4900(326Hz)
|
3400(226Hz)
|
|
Staring Mode
|
|
Variable Frequency
|
|
Voltage/Frequency
|
V/Hz
|
380V/130-326Hz
|
380V/90-226Hz
|
|
Insulation Class
|
|
F
|
F
|
|
Protect Level
|
|
P55
|
P55
|
| Fan Motor |
Power
|
KW
|
0.28
|
0.52
|
|
Speed(50HZ)
|
rpm
|
1300
|
1300
|
|
Voltage/Frequency
|
V/Hz
|
380V/50Hz/3Ph
|
| Air Dryer |
Power
|
KW
|
0.52
|
0.73
|
|
Rated Holding Air Capacity
|
m³/min
|
2.4
|
3.6
|
| Voltage/Frequency |
V/Hz
|
220V/50Hz/3Ph
|
|
The Inlet Gas Temperature
|
℃
|
≤65℃
|
≤65℃
|
| Running Parameter |
Unloading Pressure
|
Mpa
|
1.55
|
1.55
|
| Recovery Loading Pressure |
Mpa
|
1.4
|
1.4
|
| Starting Pressure of Safety Valve |
Mpa
|
1.7
|
1.7
|
| Stop Protection Temperature |
℃
|
110
|
110
|
| Product Size(L*W*H) |
mm
|
1795*830*1650
|
1730*950*1850
|
| Product Weight |
kg
|
420
|
480
|

FAQ
Who are we?
We are a reputable manufacturer located in Dongguan City, specializing in the production of screw air compressors, refrigerated dryers, and hot melt adhesive machines. Our commitment is to provide high-quality industrial solutions that meet the evolving needs of our customers.
How can we guarantee quality?
Our products undergo rigorous quality control processes at every stage of production. We also offer OEM customization services to meet specific customer standards. Additionally, we provide a one-year warranty along with comprehensive after-sales support to ensure your peace of mind.
What can you buy from us?
We offer a diverse range of industrial equipment, including screw air compressors, refrigerated dryers, hot melt adhesive machines, and various compressed air accessories. Our products are designed to deliver superior performance and reliability.
Why should you buy from us instead of other suppliers?
With our factory-direct sales model, we are able to offer high-quality equipment at competitive prices. Our products are backed by professional technical support, flexible customization options, and a dedicated after-sales service team. We strive to build long-term partnerships with our customers based on trust and mutual benefit.
What services can we provide?
We offer a comprehensive range of services, including OEM customization, product installation assistance, technical consulting, and responsive after-sales support. Our goal is to ensure a seamless experience for our customers from the moment they make a purchase until long after the product is in use.
Our journey began with a bold vision: to revolutionize the industrial equipment market by offering innovative and high-quality products like screw air compressors, refrigerated air dryers, and hot melt adhesive machines. Despite being a relatively young company, we draw inspiration from a deep respect for tradition and a steadfast commitment to excellence. This drives us to continuously innovate and improve our products and services.
At Shunchi Machinery, our mission is to empower industries with reliable and efficient equipment that supports their growth and enhances their productivity. We believe that building strong partnerships is just as important as creating great products. By adopting a factory-direct sales model, we eliminate the middlemen, enabling us to offer top-tier equipment at more competitive prices.
We are actively seeking like-minded distributors and industry partners who share our passion for quality and customer satisfaction. Together, we can create a brighter future in the industrial sector, founded on trust, quality, and mutual success. Join us as we continue to push the boundaries of what's possible in industrial machinery.
To learn more about the operation and maintenance technology of our air compressors, click the link to view more content. We welcome you to contact us and join the discussion.
link:SCAIR SCREW AIR COMPRESSOR-cases