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China Professional Oil-Free Scroll Air Compressor No Need for Lubricant Oil for Healthcare Facilities manufacturer

Product Description

Oil-free scroll air compressor no need for lubricant oil for healthcare facilities

Product Description

1. Description

  The compressed air is generated by the air compressor, enters the gas storage tank through the aftercooler, and then removes impurities, oil mist and moisture in the compressed air through the filter group and the adsorption dryer, and then is regulated by the pressure reducer. Compressed air ducts are used in medical equipment such as operating rooms and ICUs.

  The central compressed air station is composed of an air compressor, an aftercooler, a gas storage tank, a filter group, an adsorption dryer, an automatic control cabinet, and an alarm. Usually it is a two-unit configuration, 1 for each.

2. Why use dry, clean compressed air?

IInhibit the survival and reproduction of bacteria
Prevent condensation into liquid water at low temperatures
Liquid water will damage these equipment after entering the anesthesia machine or ventilator
Prevent icing blocked pipes below zero
High humidity in the pipe can cause oxidation of the pipe

3. Advantage
1.Oil-free design, ensuring the generation of qualified medical air
2.Reduced equipment failure frequency, saving costs 
3.Controlled moisture content, achieving high safety performance

 4. CHINAMFG Hospital Compressed Air Generator  Working Principle

4.1 Medical Compressed Air Station System Specifications

System Model  Air Compressor Purification controller Air tanks (M3) Output Consumption (M3/min) Output Pressure (Mpa)
Model  Number Model  Number
ETA-04 ET-YA041 1 ET-YK15 1 0.3 0.41 0.4-0.6
ETA-07 ET-YA042 1 ET-YK15 1 0.3 0.82 0.4-0.6
ETA-11 ET-YA043 1 ET-YK26 1 0.6 1.23 0.4-0.6
ETA-15 ET-YA042 2 ET-YK26 1 0.6 1.64 0.4-0.6
ETA-22 ET-YA043 2 ET-YK38 1 1 2.46 0.4-0.6
ETA-30 ET-YA043 3 ET-YK38 1 1 3.69 0.4-0.6

4.2 Air Compressor Specifications





Working pressure (Mpa) Power



L*W*H(mm) Weight(KG) Noise(dB)
ET-YA041 0.41 0.6-0.8 AC380V/50Hz/3P 4 1300×700×750 170 65±3
ET-YA042 0.82 0.6-0.8 AC380V/50Hz/3P 8 1300×700×1350 255 65±3
ET-YA043 1.23 0.6-0.8 AC380V/50Hz/3P 12 1300×700×1950 345 65±3

 4.3 Purification Controller Specifications

Model Capacity (M3/min) Working pressure (Mpa) Power 



Dew Point (ºC) Weight (KG) L*W*H(mm) Noise(dB)
ET-YK15 1.5 0.6-0.8 AC220V/50Hz 30 </=-40 356 1300×900×1700 </=75
ET-YK26 2.6 0.6-0.8 AC220V/51Hz 30 </=-40 374 1300×900×1700 </=75
ET-YK38 3.8 0.6-0.8 AC220V/52Hz 30 </=-40 412 1300×900×1700 </=75

5. Quality Control Process
ETR Enigineering & Technology,clients can be sure of the quality of CHINAMFG solution. ETR uses only the best suppliers and components. And  all compress air system are tested & commissioned by professional Experts to make sure everything is qualified before they leave the factory.




 1. Are you manufacturer or Trade Company?
   We are the manufacturer of compress air system, founded in 2003.

 2. What’s the order compress air system  process?
   a. Inquiry—provide us all clear requirements.
   b. Quotation—official quotation form with all clear specifications.
   c. Printing file— PDF, Ai, CDR, PSD, the picture resolution must be at least 300 dpi.
   d. Contract confirmation—provide correct contract details.
   e. Payment terms— Negotiable.
   f. Production—mass production
   g. Shipping— by sea, air or courier. Detailed picture of package will be provided.
   h. Installation and commissioning

3.What terms of payment you use?
   T/T, L/C etc.

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After-sales Service: One Year
Warranty: One Year
Principle: Rotary Compressor
Application: Medical/Hospital/Clinic
Performance: Low Noise
Mute: Mute


air compressor

What role do air dryers play in compressed air systems?

Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems:

1. Moisture Removal:

Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture.

2. Contaminant Removal:

In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream.

3. Protection of Equipment and Processes:

By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues.

4. Improved Productivity and Efficiency:

Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings.

5. Compliance with Standards and Specifications:

Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance.

By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.

air compressor

What safety precautions should be taken when working with compressed air?

Working with compressed air requires adherence to certain safety precautions to prevent accidents and ensure the well-being of individuals involved. Here are some important safety measures to consider:

1. Personal Protective Equipment (PPE):

Wear appropriate PPE, including safety goggles or a face shield to protect eyes from flying debris or particles, hearing protection to reduce noise exposure, and gloves to safeguard hands from potential hazards.

2. Compressed Air Storage:

Avoid storing compressed air in containers that are not designed for this purpose, such as soda bottles or makeshift containers. Use approved and properly labeled air storage tanks or cylinders that can handle the pressure and are regularly inspected and maintained.

3. Pressure Regulation:

Ensure that the air pressure is regulated to a safe level suitable for the equipment and tools being used. High-pressure air streams can cause serious injuries, so it is important to follow the manufacturer’s recommendations and never exceed the maximum allowable pressure.

4. Air Hose Inspection:

Regularly inspect air hoses for signs of damage, such as cuts, abrasions, or leaks. Replace damaged hoses immediately to prevent potential accidents or loss of pressure.

5. Air Blowguns:

Exercise caution when using air blowguns. Never direct compressed air towards yourself or others, as it can cause eye injuries, hearing damage, or dislodge particles that may be harmful if inhaled. Always point blowguns away from people or any sensitive equipment or materials.

6. Air Tool Safety:

Follow proper operating procedures for pneumatic tools. Ensure that tools are in good working condition, and inspect them before each use. Use the appropriate accessories, such as safety guards or shields, to prevent accidental contact with moving parts.

7. Air Compressor Maintenance:

Maintain air compressors according to the manufacturer’s guidelines. Regularly check for leaks, clean or replace filters, and drain moisture from the system. Proper maintenance ensures the safe and efficient operation of the compressor.

8. Training and Education:

Provide adequate training and education to individuals working with compressed air. Ensure they understand the potential hazards, safe operating procedures, and emergency protocols. Encourage open communication regarding safety concerns and implement a culture of safety in the workplace.

9. Lockout/Tagout:

When performing maintenance or repairs on compressed air systems, follow lockout/tagout procedures to isolate the equipment from energy sources and prevent accidental startup. This ensures the safety of the individuals working on the system.

10. Proper Ventilation:

Ensure proper ventilation in enclosed areas where compressed air is used. Compressed air can displace oxygen, leading to a potential risk of asphyxiation. Adequate ventilation helps maintain a safe breathing environment.

By adhering to these safety precautions, individuals can minimize the risks associated with working with compressed air and create a safer work environment.

air compressor

How do you choose the right size of air compressor for your needs?

Choosing the right size of air compressor is essential to ensure optimal performance and efficiency for your specific needs. Here are some factors to consider when selecting the appropriate size:

1. Air Demand: Determine the air demand requirements of your applications. Calculate the total CFM (Cubic Feet per Minute) needed by considering the air consumption of all the pneumatic tools and equipment that will be operated simultaneously. Choose an air compressor with a CFM rating that meets or exceeds this total demand.

2. Pressure Requirements: Consider the required operating pressure for your applications. Check the PSI (Pounds per Square Inch) rating of the tools and equipment you will be using. Ensure that the air compressor you choose can deliver the necessary pressure consistently.

3. Duty Cycle: Evaluate the duty cycle of the air compressor. The duty cycle represents the percentage of time the compressor can operate within a given time period without overheating or experiencing performance issues. If you require continuous or heavy-duty operation, choose a compressor with a higher duty cycle.

4. Power Source: Determine the available power source at your location. Air compressors can be powered by electricity or gasoline engines. Ensure that the chosen compressor matches the available power supply and consider factors such as voltage, phase, and fuel requirements.

5. Portability: Assess the portability requirements of your applications. If you need to move the air compressor frequently or use it in different locations, consider a portable or wheeled compressor that is easy to transport.

6. Space and Noise Constraints: Consider the available space for installation and the noise restrictions in your working environment. Choose an air compressor that fits within the allocated space and meets any noise regulations or requirements.

7. Future Expansion: Anticipate any potential future expansions or increases in air demand. If you expect your air demand to grow over time, it may be wise to choose a slightly larger compressor to accommodate future needs and avoid the need for premature replacement.

8. Budget: Consider your budgetary constraints. Compare the prices of different air compressor models while ensuring that the chosen compressor meets your specific requirements. Keep in mind that investing in a higher-quality compressor may result in better performance, durability, and long-term cost savings.

By considering these factors and evaluating your specific needs, you can choose the right size of air compressor that will meet your air demand, pressure requirements, and operational preferences, ultimately ensuring efficient and reliable performance.

China Professional Oil-Free Scroll Air Compressor No Need for Lubricant Oil for Healthcare Facilities   manufacturer China Professional Oil-Free Scroll Air Compressor No Need for Lubricant Oil for Healthcare Facilities   manufacturer
editor by CX 2024-04-09

China OEM Oil-Free Scroll Air Compressor for Electric Vehicles Braking Systems air compressor oil

Product Description

oil-free scroll air compressor for electric loader truck vehicle

Characteristics of oil-free scroll air compressor for rail transit
Oil-free and safe: the compression chamber is completely isolated from the bearing, the compressed air is completely oil-free, and has passed the “0” oil-free certification of t Ü v
Simple maintenance: no wearing parts, long maintenance interval, and low maintenance cost
Firm and durable: the structure is firm and can withstand external vibration and impact. The operation of rail transit is more safe and reliable
High environmental adaptability
It can operate reliably under extreme climatic conditions from – 40 ºC to + 65 ºC
Mute: the oil-free scroll air compressor has small torque variation and no complex motion structure, so it has low noise and low vibration

1) MOQ
MOQ is 200pcs for customization. Stock mold can be lower quantity as your request. 
2). Item of payment
 a. T/T:40% deposit, 60% balance after passing QC inspected before shipping.
 b. Paypal 
 c. Western Union
3). Samples? 
If we have a stock sample, we’d like to send it to you immediately, If you need to make your own style, it will cause the sample charge, We will refundable the sample charge to you if your order quantity is up to 3000pcs.
4).sample time? 
Depending on your request, as usual, It will take about 6-7 workdays to make the new sample as your need 
5). Mass product time? 
It takes about 23 days for 1000pcs. 
6).freight charge for mass products? 
It will base on your request, saying: small order, we’d like to advise you shipping by express will be favorable, You can choose by sea or Air, the freight charge will be based on the date when you place an order.
Our Services
 1. QC workers will inspect each process 100%, Guarantee the quality.
2. After-sales service available.
3. OEM & ODM designer team available.
4. Professional knowledge of famous brand items.
5. Professional sales team, All of your emails will be replied with 12 hours
Company Information
HangZhou CHINAMFG industrial Co., Ltd is a professional vehicle HVAC/Compressor supplier in ZheJiang Province, China.  We′re specializes in transport compressors such as electric vehicle air-conditioner scroll compressor, 12/24VDC electric compressor for truck additional air conditioner, compact horizontal hermetic scroll compressor for E-bus, subway, etc.
We also provide customers with vehicle air conditioning system solutions and products, such as a 12 / 24 VDC truck cab no idle air conditioning system, locomotive cab air conditioning system, RV air conditioning system, oil-free scroll air compressors, etc.
Our technical team has gained a good reputation in the field of electric vehicles, electric buses, and rail transit. Our products have surpassed their counterparts from the US and Japan in some special parameters, High efficiency, reliability, and compactness.
Our products are suitable for many different refrigerants, including R134A, R407C, R410A, ETC. Our annual output is 500, 000 PCS of EV-use semi-hermetic scroll compressors, 50, 000 PCS of hermetic horizontal inverter compressors.20000PCS of cab air conditioning.
We not only supply products but also provide comprehensive application guidance and technical support for our clients.
Our compressor driver is provided by our group company, which has many years of experience in automotive air conditioning control systems and mobile cold chain control systems. This is an advantage that other compressor companies do not have. The group has a number of R & D service institutions in Europe Company.
The business concept is Quality, Innovation, High-Efficiency, and Credit. Warmest welcome your visit. Looking CHINAMFG to working with you!


After-sales Service: 3 Years
Warranty: 3 Years
Classification: Variable Capacity
Job Classification: Rotary Type
Transmission Power: Dynamoelectric
Cooling Method: Air-cooled


air compressor

How are air compressors employed in the petrochemical industry?

Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:

1. Instrumentation and Control Systems:

Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.

2. Pneumatic Tools and Equipment:

Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.

3. Process Air and Gas Supply:

Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.

4. Cooling and Ventilation:

Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.

5. Nitrogen Generation:

Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.

6. Instrument Air:

Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.

By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.

air compressor

How does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.

Air Pressure:

The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.

Air Volume:

In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.

Duty Cycle:

The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.

Size and Portability:

It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.

When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.

Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.

air compressor

Can air compressors be used for automotive applications?

Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:

1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.

2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.

3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.

4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.

5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.

6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.

7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.

When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.

Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.

China OEM Oil-Free Scroll Air Compressor for Electric Vehicles Braking Systems   air compressor oilChina OEM Oil-Free Scroll Air Compressor for Electric Vehicles Braking Systems   air compressor oil
editor by CX 2023-10-23