China OEM CHINAMFG 11kw High Efficiency Oil Free Air Compressor for Mining and Automobile with high quality

Product Description

Product Description

Product Features
1. Using ATLAS-COPCO high efficiency air-end, more energy saving
2. IE4 high efficiency, IP66/ IP54 oil cooled PM motor
3. One shaft design, no belt, no gear, no coupling, 100% energy transmission
4. Lip seal leak-proof design to prevent leakage
5. Top brand inverter, more stable
6. Intelligent controller, CHINAMFG group design, special for compressor
7. High efficiency cooling system, the maximum ambient T can up to 46°C. The cooler and fan are separated, easy to clean
8. Big case, big space, convenience to maintenance
9. Low noise and low vibration

Model Max Working Pressure F.A.D Motor Power Connection Net Weight Dimension(L*W*H)
Bar Psig m³/min Hp Kw Kgs Mm
LOH7.5-7 7 102 0.30~1.20 10 7.5 G3/4″ 230 1100*850*1080
LOH7.5-8 8 116 0.30~1.13
LOH7.5-10 10 145 0.29~0.98
LOH7.5-13 13 188 0.51~0.78
LOH11-7 7 102 0.38~1.81 15 11 G3/4″ 231 1100*850*1080
LOH11-8 8 116 0.38~1.68
LOH11-10 10 145 0.45~1.49
LOH11-13 13 188 0.52~1.26
LOH15-7 7 102 0.5~2.18 20 15 G3/4″ 241 1100*850*1080
LOH15-8 8 116 0.5~2.05
LOH15-10 10 145 0.5~1.86
LOH15-13 13 188 0.6~1.59
LOH18.5-7 7 102 0.7~3.42 25 18.5 G1″ 313 1250*950*1180
LOH18.5-8 8 116 0.7~3.3
LOH18.5-10 10 145 0.7~2.88
LOH18.5-13 13 188 1.1~2.5
LOH22-7 7 102 0.7~3.84 30 22 G1″ 321 1250*950*1180
LOH22-8 8 116 0.8~3.72
LOH22-10 10 145 0.8~3.48
LOH22-10 13 188 0.7~2.87
LOH30-7 7 102 1.4~5.65 40 30 G1 1/2′ 412 1330*950*1200
LOH30-8 8 116 1.4~5.3
LOH30-10 10 145 1.4~4.83
LOH30-13 13 188 1.4~4.01
LOH37-7 7 102 1.9~6.44 50 37 G1 1/2′ 413 1330*950*1200
LOH37-8 8 116 1.4~6.2
LOH37-10 10 145 1.4~5.69
LOH37-13 13 188 1.4~4.91
LOH45-7 7 102 1.6~8.7 60 45 G1 1/2” 733 1723*980*1600
LOH45-8 8 116 1.6~8.1
LOH45-10 10 145 1.6~7.5
LOH45-13 13 188 2.5~6.1
LOH55-7 7 102 1.6~11.4 75 55 G2” 932 2210*1060*1600
LOH55-8 8 116 1.6~10.9
LOH55-10 10 145 1.6~9.8
LOH55-13 13 188 2.6~8.3
LOH75-7 7 102 1.7~13.3 100 75 G2” 973 2210*1060*1600
LOH75-8 8 116 1.7~12.8
LOH75-10 10 145 1.7~11.2
LOH75-13 13 188 2.6~9.9
LOH75+-7 7 102 3.8~15.4 100 75 G2” 1600 2254*1060*1600
LOH75+-8 8 116 3.7~14.6
LOH75+-10 10 145 3.3~13.2
LOH75+-13 13 188 2.9~11.4
LOH90+-7 7 102 4.5~18.0 120 90 G2” 1650 2254*1060*1600
LOH90+-8 8 116 4.3~17.1
LOH90+-10 10 145 3.8~15.2
LOH90+-13 13 188 3.3~13.2
LOH110-7 7 102 6.0~23.3 150 110 DN80 2370 2880*1754*1930
LOH110-8 8 116 6.0~21.8
LOH110-10 10 145 5.9~19.2
LOH132-7 7 102 6.0~27.3 180 132 DN80 2420 2880*1754*1930
LOH132-8 8 116 6.0~25.7
LOH132-10 10 145 5.9~22.8
LOH160-7 7 102 5.8~33.0 210 160 DN100 3260 3602*2104*2571
LOH160-8 8 116 5.9~31.2
LOH160-10 10 145 5.8~28.2


Q1: Are you a manufacturer or trading company?
A1: Xihu (West Lake) is professional screw air compressor factory located in HangZhou, China, CHINAMFG is Xihu (West Lake) overseas market sales representative.

Q2: Xihu (West Lake) is real member of Atlas-copco group?
A2: Yes, in 2571, Sweden Atlas-copco 100% acquired Xihu (West Lake)
Pls visit Atlas-copco’s official website for more information.

Q3: Xihu (West Lake) air-end from Atlas-copco?
A3: Yes, Xihu (West Lake) LS/LSV, LOH, LSH and CS series air compressors all use Atlas Copco’s air-end.

Q4: What’s your delivery time?
A4: about 10-20days after you confirm the order, other voltage pls contact with us.

Q5: How long is your air compressor warranty?
A5: One year for the whole machine since leave our factory.

Q6: What’s the payment term?
A6:We accept T/T, LC at sight, Paypal etc.
Also we accept USD, RMB, JPY, EUR, HKD, GBP, CHF, KRW.

Q7: What’s the Min. Order requirement?
A7: 1unit

Q8: What service you can support?
A8: We offer after-sales service, custom service, production view service and one-stop service.

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Lubrication Style: Micro Oil Lubricated
Cooling System: Air-Cooled
Power Source: AC Power
US$ 4444/Unit
1 Unit(Min.Order)


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Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

How Do You Ensure the Air Quality Produced by Oil-Free Compressors?

Ensuring the air quality produced by oil-free compressors involves a combination of factors, including proper equipment selection, appropriate maintenance practices, and adherence to industry standards. Here’s a detailed explanation of how to ensure the air quality produced by oil-free compressors:

1. Equipment Selection:

Choosing the right oil-free compressor is the first step in ensuring air quality. It is essential to select a compressor that is specifically designed for applications requiring clean air, such as food and beverage processing, pharmaceutical manufacturing, electronics assembly, and medical facilities. Consideration should be given to the compressor’s filtration capabilities, air treatment options, and compliance with relevant industry standards and regulations.

2. Filtration Systems:

The filtration systems integrated into oil-free compressors play a crucial role in maintaining air quality. These systems typically include pre-filters, coalescing filters, and activated carbon filters. Pre-filters remove larger particles, coalescing filters capture smaller particles and coalesce water vapor, and activated carbon filters absorb odors and remaining oil vapors. Regular inspection and replacement of filters are necessary to ensure their effectiveness in removing contaminants from the compressed air.

3. Regular Maintenance:

Regular maintenance is key to preserving air quality. This includes following the manufacturer’s recommended maintenance schedule, which may involve tasks such as filter replacement, lubrication of non-compressed parts, and inspection of seals and gaskets. Proper maintenance helps prevent air leaks, ensures the compressor operates efficiently, and reduces the risk of contamination.

4. Air Quality Testing:

Periodic air quality testing is essential to verify the effectiveness of the oil-free compressor and its filtration system. Air quality testing can involve measuring parameters such as oil content, particulate matter, moisture levels, and microbiological contamination. By conducting regular air quality tests, any deviations from the desired air quality standards can be identified, allowing for corrective actions to be taken promptly.

5. Compliance with Standards:

Adhering to industry standards and regulations is crucial in ensuring air quality. Standards such as ISO 8573 specify the acceptable limits for contaminants in compressed air, including oil content, particulate matter, and moisture. Compressors should be selected, installed, and operated in accordance with these standards. Regular auditing and certification processes can help ensure ongoing compliance and provide assurance of air quality to stakeholders.

6. Training and Education:

Proper training and education of personnel involved in the operation and maintenance of oil-free compressors are vital. Operators should be familiar with the specific requirements of oil-free compressors, including the importance of filtration, maintenance procedures, and recognizing signs of potential issues. Training programs can help ensure that operators have the necessary knowledge and skills to maintain air quality effectively.

By considering equipment selection, implementing robust filtration systems, conducting regular maintenance, performing air quality testing, complying with standards, and providing appropriate training, the air quality produced by oil-free compressors can be effectively ensured. These measures are essential for applications where air purity is critical, safeguarding product integrity, process efficiency, and the health and safety of personnel.

air compressor

What Is the Impact of Oil-Free Technology on Compressed Air Quality?

The use of oil-free technology in compressed air systems has a significant impact on ensuring high-quality compressed air. Here’s a detailed explanation of the impact of oil-free technology on compressed air quality:

1. Elimination of Oil Contamination:

Oil-free technology ensures that the compressed air produced is free from oil contamination. Traditional compressors that use oil lubrication can introduce oil particles, aerosols, and vapors into the compressed air stream. These oil contaminants can have detrimental effects on downstream equipment, processes, and products. By eliminating oil from the compression process, oil-free technology helps maintain the purity and cleanliness of the compressed air, ensuring that it meets the required air quality standards.

2. Avoidance of Oil-Related Issues:

Oil contamination in compressed air systems can lead to various issues. Oil can cause damage to pneumatic equipment, valves, and seals, resulting in reduced efficiency and increased maintenance costs. It can also lead to product contamination in industries such as food and beverage, pharmaceuticals, and electronics manufacturing. Oil-free technology eliminates the risks associated with oil-related issues, ensuring that the compressed air remains clean, dry, and suitable for sensitive applications.

3. Enhanced Air Purity:

Oil-free compressors are designed with advanced filtration systems to further enhance air purity. These filtration systems typically include pre-filters, coalescing filters, and activated carbon filters. Pre-filters remove larger particles, coalescing filters capture smaller particles and coalesce water vapor, and activated carbon filters absorb odors and remaining oil vapors. By incorporating such filtration stages, oil-free technology ensures that the compressed air is free from particulate matter, moisture, odors, and residual oil content, resulting in higher air purity levels.

4. Compliance with Air Quality Standards:

Oil-free technology helps compressed air systems comply with air quality standards and regulations. Standards such as ISO 8573 specify acceptable limits for contaminants in compressed air, including oil content, particulate matter, and moisture. Oil-free compressors, with their ability to produce clean and oil-free compressed air, facilitate compliance with these standards. This is particularly crucial in industries where air quality is critical, such as healthcare, pharmaceuticals, electronics, and food processing.

5. Protection of Sensitive Applications:

Many applications require clean and uncontaminated compressed air to ensure optimal performance and product integrity. Oil-free technology provides the necessary assurance of air quality for these sensitive applications. Industries such as medical devices, laboratory testing, spray painting, and semiconductor manufacturing rely on oil-free compressed air to prevent contamination, maintain precise operation, and achieve consistent results. The use of oil-free technology safeguards the reliability and integrity of these applications.

6. Reduced Maintenance and Downtime:

Oil-free compressors generally require less maintenance compared to oil-lubricated compressors. The absence of oil eliminates the need for oil changes, oil filters, and associated maintenance tasks. This results in reduced maintenance costs, less downtime, and increased productivity. Additionally, the risk of oil-related failures and breakdowns is minimized, leading to improved overall system reliability and uptime.

In summary, oil-free technology has a significant positive impact on compressed air quality. It eliminates oil contamination, avoids oil-related issues, enhances air purity, facilitates compliance with air quality standards, protects sensitive applications, and reduces maintenance and downtime. These benefits make oil-free technology a preferred choice in industries where clean and high-quality compressed air is essential.

air compressor

What Are the Advantages of Using Oil-Free Air Compressors?

Oil-free air compressors offer several advantages over their oil-lubricated counterparts. These compressors are designed to deliver clean, oil-free compressed air and provide benefits in various applications. Here’s a detailed explanation of the advantages of using oil-free air compressors:

1. Clean and Oil-Free Air:

The primary advantage of oil-free air compressors is that they produce compressed air that is free from oil contamination. This makes them suitable for applications where oil-free air is crucial, such as in industries like food and beverage, pharmaceuticals, electronics, and painting. Oil-free compressed air ensures product quality, prevents contamination of sensitive equipment, and eliminates the risk of oil-related issues in downstream processes.

2. Reduced Maintenance:

Oil-free compressors generally require less maintenance compared to oil-lubricated compressors. Since there is no oil to change or monitor, maintenance tasks related to oil filtration, oil changes, and oil disposal are eliminated. This can result in cost savings, reduced downtime, and simplified maintenance schedules.

3. Elimination of Oil Contamination Risk:

With oil-free compressors, there is no risk of oil contaminating the compressed air system. This eliminates the need for additional filtration or separation equipment to remove oil from the compressed air. It simplifies the overall system design, reduces the risk of oil-related equipment failure, and minimizes the maintenance and associated costs.

4. Compact and Lightweight:

Oil-free compressors are often designed to be compact and lightweight, making them portable and easy to transport. This feature is advantageous for applications where mobility is required, such as construction sites, workshops, and on-site maintenance tasks.

5. Quiet Operation:

Oil-free compressors tend to operate at lower noise levels compared to oil-lubricated compressors. The absence of oil lubrication reduces the friction and mechanical noise, resulting in quieter operation. This makes oil-free compressors more suitable for noise-sensitive environments or applications where reduced noise levels are desired.

6. Environmental Considerations:

Oil-free air compressors are environmentally friendly due to the absence of oil. They eliminate the risk of oil spills or leaks that can harm the environment. Furthermore, oil-free compressors may require less energy consumption compared to oil-lubricated compressors, contributing to energy efficiency and reduced carbon footprint.

7. Lower Initial Cost:

In general, oil-free compressors tend to have a lower initial cost compared to oil-lubricated compressors. This can be advantageous for applications with budget constraints or when the specific requirements of the application align with the capabilities of oil-free compressors.

It’s important to note that oil-free air compressors may have certain limitations compared to oil-lubricated compressors. They may have lower maximum operating pressures and higher operating temperatures. Additionally, the absence of oil lubrication may result in slightly reduced efficiency and increased wear on certain components over time.

By considering these advantages, users can determine whether oil-free air compressors are suitable for their specific application and requirements.

China OEM CHINAMFG 11kw High Efficiency Oil Free Air Compressor for Mining and Automobile   with high qualityChina OEM CHINAMFG 11kw High Efficiency Oil Free Air Compressor for Mining and Automobile   with high quality
editor by CX 2024-02-24

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