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China supplier DC12V 200psi 444c Portable Truck Air Brakes 12V 4X4 Accuair Air Compressor for Air Suspension System with Best Sales

Product Description

444C is a truly rated, 200 PSI-rated compressor. It features horizontal cooling fins and a trapezoidal head design, a standard
3/8″ stainless steel braided leader hose with 3/8″ NPT inline check valve and insulated wiring.
Included Parts: Installation instructions, Mounting hardware,Vibration isolators,Remote mount air filter assembly, Stainless steel
braided leader hose.Check valve.

Model Number


Item Name

Hard Mount Air Compressor

Duty Cycle

10% @ 100PSI


Chrome, Silver

Max Flow Rate

1.27 CFM @ 0PSI


6.25″L x 3.3″Wx 4.9″H

Max Working Pressure


Net Weight


Intermittent Pressure



1 sets


DC 12V


HangZhou, HangZhou

Max Amp Draw








Used with

• Air tanks in different sizes
• Pneumatic system
• Air horns
• Air spring

Our Advantages

1 . One year warranty
2 . Competitive price than other manufactures
3 . Portable to carry with
4 . Fast inflation and low noise
5 . Can be pumped more than 20 , 000 times
6 . Anti-dust
7 . Water resistant : IP 67


4.5 CFM 150PSI
`12 Volt
`Duty Cycle:33% @ 100PSI
`Max Working Pressure :150PSI
`Max Amp Draw: 60Amps
`1/4″NPT Inlet port
`Net Weight:16.4lbs
`P/N 9.45″Lx4″Wx6.85″H


(2)YF6470R Compressors
(2)Air Filter Assemblies
(2)Leader Hose Clips
(2)Remote Mount Brackets
(2)Sets of Remote Mount Fittings
(2)Air Line Clips with Included Hardware
(2)Sets of Nuts Bolts Washers and Lock Washers
(2)Heavy Duty 60Amp Relays
(1)One Heavy Duty Pressure Switch(110psi on, 145psi off)
Air Line(For Remote Mount Filter Installation)


*TANK FILL DATA——–2.5 Gallon Tank
0 to 150 CHINAMFG 1 min 12 sec
120 to 150 CHINAMFG 22 sec
*TANK FILL DATA——–5.0 Gallon Tank
0 to 150 CHINAMFG 2 min 31 sec
120 to 150 CHINAMFG 46 sec

Duty Cycle: 100PSI @ 72F

Max. Run Time / Min. Rest Time

Duty cycle refers to the amount of time compressor can be operated in a given time period at 100PSI and a standard ambient
temperature of 72F. Duty cycle is commonly expressed in percentage format as: Compressor on time / (on time + off time)= Duty Cycle%

9% Duty Cycle

3 Min. On / 30 Min. Off

10% Duty Cycle

3 Min. On / 30 Min. Off

15% Duty Cycle

6 Min. On / 30 Min. Off

20% Duty Cycle

8 Min. On / 30 Min. Off

25% Duty Cycle

10 Min. On / 30 Min. Off

30% Duty Cycle

13 Min. On / 30 Min. Off

33% Duty Cycle

15 Min. On / 30 Min. Off

40% Duty Cycle

20 Min. On / 30 Min. Off

100% Duty Cycle

Continous Duty @ 100PSI @ 72F


1: Usually we ship your order by sea or by air…
2: We do our best to ship your order within 1 week after receiving your payment
3: We’ll tell you the tracking number once your order has been sent.

1:Inner packing: opp bag, then carton box for each product. 
2:Outer packing: export standard carton, Foam outside protecting the goods against damage


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After-sales Service: Yes
Warranty: 1 Year
Classification: Variable Capacity
Job Classification: Rotary Type
Transmission Power: Pneumatic
Cooling Method: Air-cooled
US$ 65/Piece
1 Piece(Min.Order)

Request Sample



air compressor

How does variable speed drive technology improve air compressor efficiency?

Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:

1. Matching Air Demand:

Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.

2. Reduced Unloaded Running Time:

Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.

3. Soft Starting:

Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.

4. Energy Savings at Partial Load:

In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.

5. Elimination of On/Off Cycling:

Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.

6. Enhanced System Control:

VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.

By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.

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 purpose of an air compressor?

An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:

1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.

2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.

3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.

4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.

5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.

6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.

Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.

China supplier DC12V 200psi 444c Portable Truck Air Brakes 12V 4X4 Accuair Air Compressor for Air Suspension System   with Best SalesChina supplier DC12V 200psi 444c Portable Truck Air Brakes 12V 4X4 Accuair Air Compressor for Air Suspension System   with Best Sales
editor by CX 2024-04-24