China OEM Screw Xas38kd 7bar 70cfm 14.9kw CHINAMFG Diesel Engine Portable Air Compressors CHINAMFG Compressor Price air compressor lowes

Product Description

Screw Xas38kd 7bar 70cfm 14.9kw CHINAMFG Diesel Engine Portable Air Compressors CHINAMFG Compressor Price

1. Lightweight
11 models. Almost all are below 750 kg including options with a built in generator and aftercooler.

2. Legendary toughness
HardHat canopy for longer lifetime and higher residual value.

3. Assured reliability
Anti-air lock system for guaranteed engine starting.

4. PACE – 1 compressor, multiple applications
A boost for your utilization rate. Thanks to PACE, you can adjust the pressure and use your compressor for multiple applications.

5. Stage V compliant
All models comply with Europe’s most stringent emission regulations.

6. On-board generator
Our towable compressors are also available with built-in generator. That’s 1 piece of equipment less that you need to bring to your construction site.

Find the most suitable XAS for your application:
With or without built-in generator
With or without PACE technology (adjustable pressure)
Wide range of options (quality air treatment, extreme weather kits, and more)

Technical Data of 8 Series  Portable Air Compressor

Performance Unit XAS38Kd XAS 48 Kd XAHS38Kd XAS 58Kd XAS 68 Kd
Working Pressure Bar (g) 7 7 12 7 7
Psi (g) 100 100 175 100 100
Free Air Delivery CFM 70 90 80 120 135
M3 /Min 2 3 2 3 4
Noise dB(A) 70 70 70 70 70
Engine Brand   Kubota Kubota Kubota Kubota Kubota
Engine Model   D 722 D 902 V 1505 V 1505 V 1505
Number of Cylinders   3 3 4 4 4
Power output kw 14,9 18,5 26,5 26,5 26,5
Fuel Tank capacity L 27 27 60 60 60
Full load RPM rpm 3400 3600 3000 3000 3000
Dimensions : Box unit
Length mm 1550 1550 1940 1940 1940
Width mm 1050 1050 1160 1160 1160
Height mm 880 880 1050 1050 1050
Weight Box kg 440 440 650 650 650


Technical Data
Performance XAS 88KD XAS 98KD XAS 48KDG XAS 68KDG XAS 98KDG
Free air delivery m²/min 5   5.3 2.5 3.5 5.3
Working pressure   bar 7 7 7 10.3 7
Emission valve No/size  3*3/4″  3*3/4″ 3*3/4″ 3*3/4″ 3*3/4″
electric power kVA     6(12.5) 6(12.5) 9
air compressor oil tank L 8 9 8 8 9
Max.ambient temperature at sea level C 50 50 50 50 50
Min.starting temperature C -10/-20   -10/-20 -10/-20 -10/-20 -10/-20
Noise level     dB(A) 101   101 101 101 101
Brand      Kubota   Kubota Kubota Kubota Kubota
Model       V 1505 T   V1505 T V 1505(T) V1505 T V 1505 T
Cylinder no.   4 4 4 4 4
Power    kW 33 33 26.5(33) 33 33
Full load   rpm  3000  3000 3000 3000 3000
unload   rpm  1850  1850 1850 1850 1850
engine oil tank capacity L 5.5   5.5 5.5 5.5 5.5
cooler tank capacity L 8.5   8.5 8.5 8.5 8.5
fuel tank capacity L 60 60 60 60 60
Length   mm  2290  2290 2290 2290 2290
Width   mm  1350  1350 1350 1350 1350
Height   mm  1400  1400 1400 1400 1400
Weight    kg  <750  <750 <750 <750 <750

More CHINAMFG air compressor:

XAS XAS37, XAS47, XAS57, XAS67, XAS97,XAS137, XAS58kd, XAS68kd, XAS78kd, XAS88, XAS88kd, XAS57E, XAS77E, XAS486E, XAS186C,
XAHS XAHS37, XAHS38kd, XAHS710E, XAHS650E, XAHS376E, XAHS930E, XAHS950, XAHS166C, XAHS710cd,
XATS XATS67, XATS68kd, XATS1200, XATS1050, XATS156C, XATS800cd,
XAMS XAMS850E, XAMS800E, XAMS466E, XAMS1150, XAMS850cd,
XAVS XAVS650E, XAVS550E, XAVS306E, XAVS336E, XAVS900, XAVS206C, XAVS236C, XAVS650cd,
XRHS XRHS1150E, XRHS1150, XRHS836, XRHS666C, XRHS666cd,
XRVS XRVS960E, XRVS1050, XRVS1275, XRVS1000, XRVS716,


After-sales Service: Best
Warranty: 1 Year
Principle: Screw
Application: Intermediate Back Pressure Type, High Back Pressure Type
Performance: Low Noise, Variable Frequency, Explosion-Proof
Mute: Mute

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

Are there differences between single-stage and two-stage air compressors?

Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:

Compression Stages:

The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.

Compression Process:

In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.

Pressure Output:

The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.


Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.


Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.


The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.

It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.

In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.

air compressor

What are the different types of air compressors?

There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:

1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.

2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.

3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.

4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.

5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.

6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.

These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.

China OEM Screw Xas38kd 7bar 70cfm 14.9kw CHINAMFG Diesel Engine Portable Air Compressors CHINAMFG Compressor Price   air compressor lowesChina OEM Screw Xas38kd 7bar 70cfm 14.9kw CHINAMFG Diesel Engine Portable Air Compressors CHINAMFG Compressor Price   air compressor lowes
editor by CX 2023-10-11

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