Tag Archives: 12v mini air compressor

China Standard 110V/220V Oilless Mini Oilless Air Compressor Natural Air Compressor 12v air compressor

Product Description

Product Overview

                                              Well-stocked Oolless air compressor Pure copper wire motor

MANVAC oil-free piston vacuum pump has achieved technological breakthroughs such as low noise, strong performance and low energy consumption, and its long service time and simple maintenance are its characteristics.



* Ultra quiet,Light Volume

* Strong steam drainage ability

* Mnintenance is easy

* Continuous operation in the field of energy corresponding to the pressure











































High efficiency transformer High-quality rubber cushion External silencer



Copper wire energy-saving motor 6061 aluminum alloy conduit effectively prevents water mist erosion. Rapid heat dissipation and stable work for a long time




Q.1: When I get my products, is there anything I should pay attention to ?

It need to clear the filter once every 2 months.Whenuse it, it need to handle with care and pay more attention to waterproof.


Q.2 : Can I buy the sample to test?

We are pleased tosend the samples for your evaluation.And the samples shipping freight can be return back to you with next bulk order .


Q.3: Do you have test records of every pump?

We will inspect products 3 times before shipment and every pump have the testrecords. We will keep these test records to our quality traceability system about 3-5 years. Test items : workmanship, air flow rate, power,
pressure, current, noise, vibration , temperature and durability etc.


Q.4: How long is the life of the your pump?

“Quality is ourculture”, our compressor with long life (12000 hours ) and high quality ( stable air flow, import spare parts, high workmanshipetc ).


Q.5: What’s your warranty?

Our warranty is 2 years.It means that if our machine has any problems within 1 years, we will send you new 1 or free spare parts for your replacement.


Q.6: Question : How many years of your factory?

Our factory has theproduction experience more than 20 years. We make main spare parts of compressor by ourselves (include the motor), so we cancontrol the compressor quality very well


Q.7: Question: Can you produce products same/ similar with mine?

We have professional and experienced R & D team, so we can better serve customers to achieve high-end customization and development. We accept the ODM and OEM.


Shipping Cost:

Estimated freight per unit.

To be negotiated
After-sales Service: 1yers
Warranty: 1yers
Lubrication Style: Oil-less
US$ 150/Piece
1 Piece(Min.Order)


Order Sample



air compressor

Can air compressors be used for gas compression and storage?

Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:

Gas Compression:

Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.

Gas Storage:

Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.

Gas Types:

While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:

  • Nitrogen
  • Oxygen
  • Hydrogen
  • Carbon dioxide
  • Natural gas
  • Refrigerant gases

It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.

By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.

air compressor

Can air compressors be used for medical and dental applications?

Yes, air compressors can be used for various medical and dental applications. Compressed air is a reliable and versatile utility in healthcare settings, providing power for numerous devices and procedures. Here are some common applications of air compressors in medical and dental fields:

1. Dental Tools:

Air compressors power a wide range of dental tools and equipment, such as dental handpieces, air syringes, air scalers, and air abrasion devices. These tools rely on compressed air to generate the necessary force and airflow for effective dental procedures.

2. Medical Devices:

Compressed air is used in various medical devices and equipment. For example, ventilators and anesthesia machines utilize compressed air to deliver oxygen and other gases to patients. Nebulizers, used for respiratory treatments, also rely on compressed air to convert liquid medications into a fine mist for inhalation.

3. Laboratory Applications:

Air compressors are used in medical and dental laboratories for various purposes. They power laboratory instruments, such as air-driven centrifuges and sample preparation equipment. Compressed air is also used for pneumatic controls and automation systems in lab equipment.

4. Surgical Tools:

In surgical settings, compressed air is employed to power specialized surgical tools. High-speed air-driven surgical drills, saws, and bone-cutting instruments are commonly used in orthopedic and maxillofacial procedures. Compressed air ensures precise control and efficiency during surgical interventions.

5. Sterilization and Autoclaves:

Compressed air is essential for operating sterilization equipment and autoclaves. Autoclaves use steam generated by compressed air to sterilize medical instruments, equipment, and supplies. The pressurized steam provides effective disinfection and ensures compliance with rigorous hygiene standards.

6. Dental Air Compressors:

Specialized dental air compressors are designed specifically for dental applications. These compressors have features such as moisture separators, filters, and noise reduction mechanisms to meet the specific requirements of dental practices.

7. Air Quality Standards:

In medical and dental applications, maintaining air quality is crucial. Compressed air used in healthcare settings must meet specific purity standards. This often requires the use of air treatment systems, such as filters, dryers, and condensate management, to ensure the removal of contaminants and moisture.

8. Compliance and Regulations:

Medical and dental facilities must comply with applicable regulations and guidelines regarding the use of compressed air. These regulations may include requirements for air quality, maintenance and testing procedures, and documentation of system performance.

It is important to note that medical and dental applications have specific requirements and standards. Therefore, it is essential to choose air compressors and associated equipment that meet the necessary specifications and comply with industry regulations.

air compressor

What is the impact of tank size on air compressor performance?

The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:

1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.

2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.

3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.

4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.

5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.

It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.

Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.

China Standard 110V/220V Oilless Mini Oilless Air Compressor Natural Air Compressor   12v air compressorChina Standard 110V/220V Oilless Mini Oilless Air Compressor Natural Air Compressor   12v air compressor
editor by CX 2023-10-05

China 150Psi 35lmin metal electric portable tyre inflators mini dc 12v car tire inflator air compressor pump for motorcycle cars portable air compressor



How to Repair and Maintain an Air Compressor

A compressor is a device used to move air from one place to another. Air enters the air compressor through the intake valve. Inside the compressor, the vanes on the inner rotor rotate within an eccentric cavity. The self-adjusting length arm divides the space into multiple cavities of different sizes. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds pressure and is squeezed out of the compressor output.

Positive displacement

Positive displacement air compressors use reciprocating pistons to compress air. Gas is drawn in during the suction stroke and compressed by moving the piston in the opposite direction. It then discharges the compressed air by moving it in the opposite direction. This type of air compressor is most commonly found in automobiles, refrigerators, and other applications that require high pressure. However, it is not as efficient as a centrifugal compressor.
Most modern air compressors use positive displacement. Positive displacement models capture a volume of air in the compression chamber and distribute it when the pump is operating at maximum capacity. They are more economical than their negative displacement counterparts. Reciprocating screw air compressors are the most common positive displacement compressors. The reciprocating screw air compressor adopts a water jacket around the cylinder and is often used in processes such as oil drilling.
A bicycle pump is an example of positive displacement compression. Air is drawn into the cylinder and compressed by the moving piston. A piston compressor works on the same principle, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are two types of positive displacement compressors: single-acting and double-acting. Both types work on the same principle, both are positive displacement compressors. The difference between the two types is the pressure ratio.
In air compression, positive displacement compression reduces the volume of the fluid and reduces its viscosity. This results in higher pressure ratios and is used in centrifugal, axial, and scroll compressors. Positive displacement is a common feature of most air compressors. Positive displacement compressors offer the same benefits and are more energy-efficient when applied to oil-free and gas applications. This type of compression is usually the best choice for low-pressure applications.

oil free

If you’re looking for an air compressor for your business, consider an oil-free air compressor. These models offer cleaner, quieter operation than traditional air compressors and require less maintenance. They also meet ISO Class 0 or Class 1 air purity requirements. Oil-free air compressors are also quieter, with fewer moving parts and less noise. These advantages make oil-free air compressors an ideal solution for many commercial applications.
Air purity is critical in many industries. Even the tiniest drop of oil can damage production equipment or damage products. The best way to find an oil-free air compressor for your business is to consider the process and end product. As air quality improves, more and more businesses are turning to oil-free compressors. Some of the advantages and disadvantages of these air compressors are:
When choosing an oil-free air compressor, it is important to understand the terminology used in the industry. Knowing these terms will make it easier for you to choose the right compressor for your needs. ACTFM, or actual cubic feet per minute, is an industry term for measuring the amount of air pumped in one minute under rated conditions. Although a simple number, it can be very useful in determining which type of air compressor is best for your application.
The ISO 8573-1 international standard defines air quality and provides air purity classifications. The strictest classification is air purity class 0. Many manufacturers claim that oil-free air compressors meet this standard. However, a class 0 oil-free air compressor does not necessarily mean that the air is free of contaminants. In fact, Class 0 is the benchmark for air purity. While zero air quality is the highest level, that doesn’t mean it’s completely oil-free.

double acting

A double-acting air compressor is a device that uses compressed air to generate electricity. Its working principle is based on piston and connecting rod. The connecting rod connects the crankshaft to the piston through pins and caps. The piston moves as the piston moves. Rods are usually made of forged carbon steel. In terms of service and maintenance, double-acting compressors require regular vise maintenance and proper cleaning.
The displacement of the compressor is a measure of the displacement that the piston can produce in a certain period of time. Displacement is usually expressed in actual cubic feet per minute. The exact calculation depends on the type of cylinder and the configuration of the compressor. Single-acting cylinders can have head-end or crank-end displacement, both of which can be measured using the displacement equation. A double-acting air compressor will use this equation. 4 and 6 calculate the displacement.
Double-acting air compressors have multiple cylinders and are made of cast iron. They are water-cooled and have a mechanical connection between the piston and connecting rod. A double-acting compressor compresses air twice per revolution of the motor. One cylinder moves up, while the other cylinder moves down. The piston moves down, allowing air to enter through valve #1. During the operation of the compressor, the temperature of the air and gas increases.
Double-acting air compressors typically have high pressure and are considered workhorses. Double-acting compressors also feature intercooling and double compression. As a result, these machines tend to last longer than single-acting compressors. Its low speed and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile devices.

fuel tank pressure switch

You can adjust the pressure in the air compressor tank by adjusting the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or decrease the pressure. This valve will open when the pressure is low enough to start the compressor. If the pressure is too low, the valve should be closed. The cut-in and cut-out pressures should be set to appropriate values. After adjusting the tank pressure, check the hysteresis of the tank pressure switch and set the desired shutoff pressure.
If the pressure in the tank falls below the cut-in level, the tank pressure switch must be replaced. You can test the switch with a multimeter. Make sure the switch is not damaged. If you can’t find the switch, you can look at the other sections. If you find any damaged or missing parts, you should replace them. Otherwise, it may be time to check the tank pressure switch. You may need to disassemble the compressor and remove the switch.
The fuel tank pressure switch is an important part of the air compressor. It keeps you informed of the amount of air delivered by the compressor. If your tank or tank is damaged, your readings will be wrong. If the pressure switch is damaged, it will not function properly and result in incorrect readings. Fortunately, there are some easy ways to fix this. To prevent this from happening, keep the tank pressure switch in good condition.
When the air pressure in the tank drops to the cut-in pressure setting, the switch allows power to flow through it. This will start the motor and pump of the air compressor. Then, if the pressure in the tank rises above the cut-off level, the switch will trip and stop the compressor. This will prevent it from being over-pressurized. Power flow will continue to flow to the motor. Depending on your compressor model, you can change the cut-in and cut-out pressures as needed.

energy source

The power supply of the air compressor is very important. Most air compressors run on 12 VDC, which is ideal for automotive use. Alternatively, you can buy a switching power supply for around $20. No matter which power supply you choose, you must ensure that it can support the maximum current of the compressor. You can find power supplies in all sizes, from quarter-horsepower to five-horsepower.
The voltage required for a three-phase air compressor will vary. Three-phase air compressors require three separate power cords and a three-phase electrical service panel. This is because a standard 120/240-volt electrical service panel is not sufficient to power a three-phase compressor. Additionally, three-phase compressors require three separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.

China 150Psi 35lmin metal electric portable tyre inflators mini dc 12v car tire inflator air compressor pump for motorcycle cars     portable air compressorChina 150Psi 35lmin metal electric portable tyre inflators mini dc 12v car tire inflator air compressor pump for motorcycle cars     portable air compressor
editor by CX 2023-04-26

China Digital Double Cylinder Inflatable Pump Suitcase Car Air Compressor 12V mini air compressor

Item Description

Double Cylinder Inflatable Digital Pump Suitcase Car Air Compressor 12V Toolbox Portable

Reach the setting pressure and instantly quit inflating

2cylinder air compressor

Input Voltage: Dc 12V                          

Rated current :<=18A                             

Rated power:280W 

Inflating speed:50-60l/Min  

Max.force:  <=10kgf/cm2(1000kg)


Device Fat:2.5KG

color box size:thirty.9*24*21cm


N.W/G.W : 20/22.5KG

Carton size:54*32*28cm

Deal: foam box+fabric bag+color box+outer carton

How to use?
one. Start the car,then put the air pump’s wire plug into the car cigarette lighter for power.
2. Switch on the car air pump.
three. After the air pump started, then screw the pump’s connector into the tire inlet
4. When inflating, the needle of air pressure gauge will rising with the increasing pressure.When it reach the suitable pressure, turn off the car air pump. And then take away the plug and the pump’s connector                            


Purposes:1. This model is suitable for all the 12v car tire, specially for minibus, truck under 2 ton, high grade car. Big flow and inflate quickly.2. This model is also suitable for motorcycle, bicycle, ball, rubber dinghy, beach bed, air-filled  toy  and  so  on .3.  It’s  very  useful  when  in  emergency,such as when the tire is leaking air in the motorway, or when you are outdoor, or when you on the way to office in the morning.4.  The car with normal tire pressure could ensure running safely when bring some saving on gas.


.Please start the car to enhance electric power and prolong the lifetime of car battery.
two.This model is limited on DC 12V power. If you want to use AC power, you must use a adapter or transformer.
three.Usually, the car tire could reach standard tire pressure 30PSI in 3 minute. If the needle of air pressure gauge increase to 50-100PSI  rapidly,  It’s a waring that air is blocked and didn’t get into the tire. Now, take away the pump connetctor quickly and do it again.Normally, the motor and gauge will be easily damaged.
four.When using, You should notice the tire pressure and shouldn’t go away. And The tire is not recommended to inflate too much.(Please refer to your car user indication on this point. )
five.If the car cigarette lighter is not clean and get rusted, that may lead to fuse burnout. And the pump won’t running. So you must ensure the good condition of cigarette lighter and fuse. This pump is installed a fuse inside the pump plug, please check the fuse inside the plug if the pump not running. The fuse is 15A.
six.To ensure the pump running good, it shouldn’t be used continuously more 10 min.If you want it to running long time with no stop, please do 10 min running,10 min stopping for cooling. And then continue. Otherwise, it will be damaged.

•We are a typical China supplier with more than 10 years experiences . we have gained close cooperation with clients from Canada, Dubai, Europe, India,Chile,Peru and Russia, and won good comments from users. We always fulfilling customers’ expectations by following the principle of “Providing services whenever and wherever our customers need it” to establish a steady beneficial relationship and wining customers’ hearts. If you need more information, please contact our sales department.

Certification: CE, ISO
Voltage: 12V
Max Pressure: 151-250Psi
Transport Package: Small Box & Bulk & Customizing
Trademark: STRONG BOLT
Origin: Ningbo, China
US$ 20/Piece
1 Piece(Min.Order)

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