China Best Sales 750W Oil Free Piston Vacuum Pump Air Compression Pump Small Air Compressor Cn Zhe Made in China Silent Oil Pump for Packaging Machinery with Good quality

Product Description




Voltage/frequency  (V/Hz)

220-240V/50Hz 100v-120v/60Hz

Input power(W)


Speed (r/min)

≥1350  1650

Primary vacuumKPa


Secondary vacuumKPa


Restart pressure (KPa)


Rated volume flow  (m3/h)

≥12m3/h @0KPa; 

Noise dB(A)


Ambient temperature  ºC

-5-40 ºC

Insulation Class


Cold insulation resistance  (MΩ)


Voltage resistance

1500V/50Hz 1min(No breakdown)

Thermal protector

Automatic reset 135±5ºC

Capacitance (μF)

25μF±5%  75μF±5% 

Net weight (Kg)


Installation Dimensions (mm)

223.2×88.9 mm(4XM6)

External Dimensions (mm)


Typical application
Respirator (ventilator) oxygenerator
Disinfectant sprayer Blood analyzer
Clinical aspirator Dialysis / hemodialysis
Dental vacuum drying oven Air suspension system
Vending machines / coffee blenders and coffee machines Massage chair
Chromatographic analyzer Teaching instrument platform
On board access control system Airborne oxygen generator

      Why choose CHINAMFG air compressor
1. It saves 10-30% energy than the air compressor produced by ordinary manufacturers.
2. It is widely used in medical oxygen generator and ventilator .
3.  A large number of high-speed train and automobile application cases, supporting – 41 to 70 ºC, 0-6000 CHINAMFG above sea level .
4. Medium and high-end quality, with more than 7000 hours of trouble free operation for conventional products and more than 15000 hours of trouble free operation for high-end  products.
5. Simple operation, convenient maintenance and remote guidance.
6. Faster delivery time, generally completed within 25 days within 1000 PCs.


Machine Parts

Name: Motor 
Original: China
1.The coil adopts the fine pure copper enameled wire, and the rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.
2.The customer can choose the insulation grade B or F motor according to What he wants.
3.The motor has a built-in thermal protector, which can select external heat sensor.
4.Voltage from AC100V ~120V, 200V ~240V, 50Hz / 60Hz, DC6V~200V optional ; AC motor can choose double voltage double frequency ; DC Motor can choose the control of the infinitely variable speed.

Machine Parts

Name: Bearing
Original: China ect.
1.Standard products choose the special bearing ‘ERB’ in oil-free compressor, and the environment temperature tolerance from -50ºC to 180 ºC . Ensure no fault operation for 20,000 hours.
2.Customers can select TPI, NSK and other imported bearings according to the working condition.

Machine Parts

Name: Valve plates
Original: Sweden
1.Custom the valve steel of Sweden SANDVIK; Good flexibility and long durability.
2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.

Machine Parts

Name: Piston ring
Brand: COMBESTAIR-OEM , Saint-Gobain
Original: China , France
1.Using domestic famous brand–Polytetrafluoroethylene composite material; Wear-resistant high temperature; Ensure more than 10,000 hours of service life.
2.High-end products: you can choose the ST.gobain’s piston ring from the American import.

Code number Name and specification Quantity Material Note
1 212571109 Fan cover 2 Reinforced nylon 1571  
2 212571106 Left fan 1 Reinforced nylon 1571  
3 212571101 Left box 1 Die-cast aluminum alloy YL104  
4 212571301 Connecting rod 2 Die-cast aluminum alloy YL104  
5 212571304 Piston cup 2 PHB filled PTFE  
6 212571302 Clamp 2 Die-cast aluminum alloy YL102  
7 7050616 Screw of cross head 2 Carbon structural steel of cold heading M6•16
8 212571501 Air cylinder 2 Thin wall pipe of aluninun alloy 6A02T4  
9 17103 Seal ring of Cylinder 2 Silicone rubber  
10 212571417 Sealing ring of cylinder cover 2 Silicone rubber  
11 212571401 Cylinder head 2 Die-cast aluminum alloy YL102  
12 7571525 Screw of inner hexagon Cylinder head 12   M5•25
13 17113 Sealing ring of connecting pipe 4 Silicong rubber  
14 212571801 Connecting pipe 2 Aluminum and aluminum alloy connecting rod LY12  
15 7100406 Screw of Cross head 4 1Cr13N19 M4•6
16 212571409 Limit block 2 Die-cast aluminum alloy YL102  
17 000402.2 Air outlet valve 2 7Cr27 quenching steel belt of The Swedish sandvik  
18 212571403 valve 2 Die-cast aluminum alloy YL102  
19 212571404 Air inlet valve 2 7Cr27 quenching steel belt of The Swedish sandvik  
20 212571406 Metal gasket 2 Stainless steel plate of heat and acidresistance  
21 212571107 Right fan 1 Reinforced nylon 1571  
22 212571201 Crank 2 Gray castiron  H20-40  
23 14040 Bearing 6006-2Z 2    
24 70305 Tighten screw of inner hexagon flat end 2   M8•8
25 7571520 Screw of inner hexagon Cylinder head 2   M5•20
26 212571102 Right box 1 Die-cast aluminum alloy YL104  
27 6P-4 Lead protective ring 1    
28 7095712-211 Hexagon head bolt 2 Carbon structural steel of cold heading M5•152
29 715710-211 Screw of Cross head 2 Carbon structural steel of cold heading M5•120
30 16602 Light spring washer 4   ø5
31 212571600 Stator 1    
32 70305 Lock nut of hexagon flange faces 2    
33 212571700 Rotor 1    
34 14032 Bearing 6203-2Z 2    



Q1: Are you factory or trade company?  
A1: We are factory.

Q2: What the exactly address of your factory? 
A2: Our factory is located in Linbei industrial area No.30 HangZhou City of ZHangZhoug Province, China

Q3: Warranty terms of your machine? 
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines? 
A4: Yes, of course.

Q5: How long will you take to arrange production? 
A5: Generally, 1000 pcs can be delivered within 25 days

Q6: Can you accept OEM orders? 
A6: Yes, with professional design team, OEM orders are highly welcome

Q7:Can you accept non-standard customization?

A7:We have the ability to develop new products and can customize, develop and research according to your requirements

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After-sales Service: Remote Guided Maintenance
Warranty: 2 Years
Principle: Mixed-Flow Compressor
US$ 65/Piece
1 Piece(Min.Order)


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

small vacuum pump

Are there any environmentally friendly options among small vacuum pumps?

Yes, there are environmentally friendly options among small vacuum pumps that aim to minimize their impact on the environment. These options are designed to be energy-efficient, reduce emissions, and use sustainable materials. Here are some eco-friendly aspects to consider when choosing small vacuum pumps:

1. Oil-Free Vacuum Pumps:

Oil-free vacuum pumps are considered more environmentally friendly than oil-lubricated pumps. They eliminate the need for oil changes and reduce the risk of oil contamination in the environment. Oil-free pumps are commonly used in laboratories, medical equipment, and industries with stringent environmental regulations.

2. Energy Efficiency:

Energy-efficient vacuum pumps consume less electricity, which not only reduces operating costs but also lowers greenhouse gas emissions associated with power generation. Look for pumps with high energy efficiency ratings, and consider those equipped with variable speed drives (VSDs) that adjust power consumption according to demand.

3. Noise Reduction:

Quieter vacuum pumps contribute to a more pleasant and less disruptive work environment. Low-noise pumps are designed with noise reduction features, making them suitable for noise-sensitive areas and minimizing noise pollution.

4. Longevity and Durability:

Vacuum pumps built to last have a longer service life, reducing the frequency of replacements and the associated environmental impact. Durable pumps also help reduce waste and resource consumption.

5. Sustainable Materials:

Some manufacturers prioritize the use of sustainable and recyclable materials in their pump designs. Check if a pump is made from environmentally friendly materials and if the manufacturer has sustainable practices in place.

6. Compliance with Environmental Standards:

Choose vacuum pumps that meet or exceed environmental standards and regulations, such as RoHS (Restriction of Hazardous Substances) and REACH (Registration, Evaluation, Authorization, and Restriction of Chemicals). Compliance indicates a commitment to environmental responsibility.

7. Emission Reduction:

Certain vacuum pump technologies, like dry screw pumps, are designed to minimize emissions and ensure that no harmful substances are released into the atmosphere during operation.

8. Recycling and Disposal:

Consider the ease of recycling or disposing of a vacuum pump at the end of its life cycle. Some manufacturers provide recycling programs for their products, reducing the environmental impact of disposal.

When selecting an environmentally friendly small vacuum pump, it’s essential to research the manufacturer’s sustainability practices, review product specifications, and look for certifications that indicate eco-friendly features. Additionally, consider how the pump’s performance and efficiency align with your specific application needs while keeping environmental considerations in mind.

By choosing environmentally friendly vacuum pumps, you can reduce your carbon footprint, lower operating costs, and contribute to a more sustainable and responsible approach to vacuum technology.

small vacuum pump

Are small vacuum pumps known for their energy efficiency?

Small vacuum pumps are generally recognized for their energy efficiency when compared to larger, industrial-scale vacuum pumps. Their energy efficiency can vary depending on the type of pump, design, and application. Here’s an overview of the energy efficiency of small vacuum pumps:

1. Type of Vacuum Pump:

The energy efficiency of a small vacuum pump largely depends on its type. Some types of small vacuum pumps are inherently more energy-efficient than others. For example, diaphragm pumps and scroll pumps are known for their energy efficiency, especially when they operate in low-to-medium vacuum ranges.

2. Oil-Free Operation:

Small vacuum pumps that operate without the use of oil are typically more energy-efficient. Oil-free pumps eliminate the need for continuous oil changes and reduce the energy consumption associated with oil lubrication systems.

3. Variable Speed Drives:

Many modern small vacuum pumps feature variable speed drives (VSDs) or frequency converters. These systems allow the pump to adjust its speed and power consumption based on the required vacuum level. VSD-equipped pumps can significantly reduce energy consumption during periods of low demand.

4. Efficient Cooling:

Efficient cooling systems help maintain the pump’s temperature and prevent overheating. Proper cooling reduces energy waste and prolongs the life of the pump. Look for pumps with efficient cooling mechanisms.

5. Application-Specific Efficiency:

The energy efficiency of a small vacuum pump may vary depending on its application. Some pumps are designed for specific tasks or industries and may be optimized for energy efficiency in those contexts.

6. Size and Capacity:

The size of the vacuum pump should match the application’s capacity requirements. Using an appropriately sized pump ensures that energy is not wasted by operating an oversized pump for a smaller task.

7. Energy Consumption Ratings:

Check the manufacturer’s specifications and energy consumption ratings for the vacuum pump model you intend to use. This information provides insights into the pump’s efficiency and helps you make an informed choice.

8. Regular Maintenance:

Maintaining the pump according to the manufacturer’s recommendations is essential for preserving its energy efficiency. Regular maintenance prevents energy losses due to wear and malfunctions.

9. Energy-Saving Features:

Some small vacuum pumps are equipped with energy-saving features like automatic shut-off when not in use, sleep modes, or energy-efficient controls. These features contribute to reduced energy consumption.

Overall, small vacuum pumps are known for their energy efficiency compared to larger industrial vacuum systems. However, the specific level of efficiency can vary based on factors such as the pump type, design, and how well it matches the application’s requirements. To maximize energy efficiency, it’s important to select the right pump for your needs and implement proper maintenance and operational practices.

small vacuum pump

What are small vacuum pumps, and what are their primary uses?

Small vacuum pumps are compact, portable devices designed to create a vacuum or reduce air pressure within a confined space. They find application in various industries and scientific fields due to their versatility and efficiency. Here are the primary uses of small vacuum pumps:

1. Laboratory and Scientific Research:

Small vacuum pumps are essential tools in laboratories for a wide range of applications, including:

  • Vacuum Filtration: Used to separate solids from liquids by creating a vacuum to draw the liquid through a filter.
  • Rotary Evaporation: Enables gentle solvent evaporation, commonly used in chemistry and biochemistry.
  • Sample Concentration: Helps in concentrating samples for analysis.

2. Medical and Healthcare:

In medical devices and healthcare settings, small vacuum pumps are used for applications like:

  • Blood Collection: To create a vacuum in blood collection tubes, aiding in the collection and preservation of blood samples.
  • Wound Care: Some wound treatment systems utilize vacuum pumps to assist in wound healing.
  • Dental Suction: Dental chairs and equipment often include small vacuum pumps for saliva suction and other functions.

3. Manufacturing and Automation:

Small vacuum pumps play a critical role in manufacturing processes, including:

  • Electronic Component Handling: Used in pick-and-place machines to handle delicate electronic components.
  • Vacuum Sealing: Employed in packaging machinery to create airtight seals in food and pharmaceutical packaging.
  • Vacuum Grippers: To lift and manipulate objects in automated assembly lines.

4. HVAC and Refrigeration:

In heating, ventilation, air conditioning (HVAC), and refrigeration systems, small vacuum pumps are utilized for evacuating and degassing refrigerant lines to ensure efficient and reliable operation.

5. Automotive Industry:

In the automotive industry, small vacuum pumps are used in various systems, including power brakes and emission control systems.

6. Environmental Monitoring:

Small vacuum pumps are used in environmental monitoring equipment to collect air or water samples for analysis.

7. Research and Development:

Researchers and engineers use small vacuum pumps in R&D projects for tasks like material testing, surface coating, and vacuum chambers.

Small vacuum pumps come in different types, including diaphragm pumps, rotary vane pumps, and piston pumps, each suited to specific applications. Their compact size, portability, and versatility make them indispensable tools in various fields.

China Best Sales 750W Oil Free Piston Vacuum Pump Air Compression Pump Small Air Compressor Cn Zhe Made in China Silent Oil Pump for Packaging Machinery   with Good quality China Best Sales 750W Oil Free Piston Vacuum Pump Air Compression Pump Small Air Compressor Cn Zhe Made in China Silent Oil Pump for Packaging Machinery   with Good quality
editor by CX 2024-04-10