China supplier Ols150 D 15m3/Min 18 Bar Diesel Portable Air Compressor for Sand Blasting/Mining/Jack Hammer Similar CHINAMFG CHINAMFG Rand CHINAMFG Portable Air Compressor air compressor price

Product Description

Oaliss’s objective is to be “Your very own system provider”. To fulfill this objective, CHINAMFG pays great attention to customer’s real needs and concerns, then provides feasible solutions. CHINAMFG chooses the most reliable suppliers from the industry and tests its performance before installing on our equipment. Product quality is our paramount goal. In the meantime, we do our best to fill the gaps between price and energy efficiency. Our equipment will be reliable enough to use and the price low enough to purchase. Combined with these distinct features, our high quality and variable products have been accepted by customers from various industries. Oaliss-your very own system provider.

Oaliss-your very own system provider.





Diesel portable screw air compressor


1 Year

Applicable Industries

Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works, Energy & Mining, Food & Beverage Shops, Other, Advertising Company

After Warranty Service

Spare parts

Local Service Location

Thailand, Vietnam, Pakistan, Russia, Sri Lanka

Showroom Location

Thailand, Vietnam, Pakistan, Russia, Sri Lanka

Video outgoing-inspection


Machinery Test Report


Marketing Type

New Product 2571

Place of Origin


Brand Name



Oaliss’s portable diesel compressor is best suited for the construction industry. It has become the best friend for customers that need to take the tools to perform their work with them.

Developed in conjunction with energy efficiency, Oaliss’s portable compressor will stand the test of time as well as providing you with the ability that easy to move, easy to operate, and easy to service.


Famous brand diesel engine, fitted with double air filters and heavy duty oil filter which could protect the compressor and improve reliability of the whole machine.

Energy efficiency
Smartly auto detect the running status, loading and unloading stage could be easily changed with actual working status, reduce the fuel consumption.

Power expert
Automatically detect the vessel pressure, then adjust the engine speed accordingly. The compressor could provide more volume during drilling operation.

Technical specifications 1

Com pressor   OLS30 D-7 OLS40 D-8 OLS50 D-8 OLS80 D-7 OLS100 D-8 OLS100 D-12
Working pressure bar (g) 7 8 8 7 8 12
Free air delivery (FAD) m3/min 2.5 3.5 5.2 8 10 10
Compression stages   One stage One stage One stage One stage One stage One stage
Approx. outlet temperature °C <120 <120 <120 <120 <120 <120
Air compressor outlets inches 2 x ¾” 2 x ¾” 3 x ¾” 1x¾”&1×1½” 1x¾”&1×1½” 1x¾”&1×1½”
Brand   Xichai Xichai Xichai Xichai Xichai Xichai
Emissions regulation CHN            
Output at rated speed kW/hp 20.6/28 26.5/36 36/49 49/66.5 81/110 96/130
Displacement L 1.6 1.5 2.4 3.3 3.9 3.9
Fuel tank capacity L   90 100 120 120 120
Rated speed rpm 2200 3000 2200 2000 2200 2500
Dim ensions and weight              
Length mm 1860 2450 2450 2840 3380 3380
Width mm 980 1330 1330 1680 1855 1855
Height mm 1350 1500 1550 1885 2175 2175
Weight kg 500 1070 1310 1710 2100 2100

Technical specifications 2

Com pressor   OLS130 D-13 OLS110 D-17 OLS120 D-8 OLS130 -17 OLS130 D-18 OLS150 D-18
Working pressure bar (g) 13 17 8 17 18 18
Free air delivery (FAD) m3/min 13 11 12 13 13 15
Compression stages   One stage Two stages Two stages Two stages Two stages Two stages
Approx. outlet temperature °C <120 <120 <120 <120 <120 <120
Air compressor outlets inches 2×1/4 1x¾”&1×1½” 1x¾”&1×1½” 1x¾”&1×1½” 1x¾”&1×1½” 1x¾”&1×1½”
Brand   Xichai Yuchai Cummins Cummins Yuchai Yuchai
Emissions regulation CHN            
Output at rated speed kW/hp 118/160 118/160 96/130 132/180 140/190 162/220
Displacement L 4.8 4.8 3.9 5.9 6.5 7.8
Fuel tank capacity L 180 180 180 180 320 270
Rated speed rpm 2000 2200 2500 2200 2200 2200
Dim ensions and weight              
Length mm 2500 3260 3380 3505 3500 3460
Width mm 2100 1950 1855 1950 2060 2040
Height mm 2200 2150 2175 2190 2200 2280
Weight kg 3200 2620 2570 2700 2700 2650

Technical specifications 3

Com pressor   OLS150 D-20 OLS160 D-8 OLS180 D-20 OLS185 D-20 OLS210 D-23 OLS230 D-25
Working pressure bar (g) 20 8 20 20 23 25
Free air delivery (FAD) m3/min 15 16 18 18.5 21 23
Compression stages   Two stages Two stages Two stages Two stages Two stages Two stages
Approx. outlet temperature °C <120 <120 <120 <120 <120 <120
Air compressor outlets inches 1x¾”&1×1½” 1x¾”&1×1½” 1×1″&1×2″ 1×1″&1×2″ 1×1″&1×2″ 1×1″&1×2″
Brand   Cummins Cummins Yuchai Cummins Cummins Cummins
Emissions regulation CHN            
Output at rated speed kW/hp 160/215 110/150 191/260 194/260 242/325 264/360
Displacement L 8.3 5.9 8.3 8.3 8.9 8.9
Fuel tank capacity L 320 180 320 320 380 380
Rated speed rpm 2200 2200 2200 2200 2100 2100
Dim ensions and weight              
Length mm 3465 3580 3660 3660 3660 3660
Width mm 1800 2060 1900 1900 1980 1980
Height mm 2310 2190 2310 2310 2480 2480
Weight kg 4135 2700 4290 4290 5080 5200

Technical specifications 4

Com pressor   OLS240 D-8 OLS300 D-23 OLS350 D-25 OLS350 D-30 OLS470 D-13 OLS670 D-13
Working pressure bar (g) 8 23 25 30 13 13
Free air delivery (FAD) m3/min 24 30 35 35 47 67
Compression stages   Two stages Two stages Two stages Two stages Two stages Two stages
Approx. outlet temperature °C <120 <120 <120 <120 <120 <120
Air compressor outlets inches 1×1″&1×2″ 1×1″&1×2″ 1×1″&1×2″ 1×1″&1×2″ DN125 DN125
Brand   Cummins XiChai Cummins Cummins Cummins Cummins
Emissions regulation CHN            
Output at rated speed kW/hp 160/215 310/420 410/550 410/550 410/550 563/755
Displacement L 8.3 11 13 13 13 19
Fuel tank capacity L 320 875 620 950 250 380
Rated speed rpm 2200 2000 1900 1900 1900 1900
Dim ensions and weight              
Length mm 3660 3675 3800 4250 3800 4400
Width mm 1980 1950 2100 2100 2200 2500
Height mm 2310 2500 2325 2900 2400 2560
Weight kg 4380 7000 8100 6500 8500 9500


Industrial equipment, printing service, pipelines, power plants, oil&gas, oil refinery, coating, painting,
plastics, steel industry, rubber, mechanical, blow molding, color sorter machine, shipyard, sandblasting, 
metallurgy, etc.

To provide the right equipment to you, please send us your detailed requirements.

1 Q: How about the quality of products?

   A: We are an authorized distributor of Atlas Copco. Don’t worry about the quality and service.

2 Q: How long is your delivery lead time?

   A: If there is stock, the lead time is about 3 working days after we get the payment if need to
       be produced, it depends.

3 Q: How about your overseas after-sale service?

   A: (1)Provide customers with installation and commissioning online instructions.

       (2)Worldwide agents and after service available.

4 Q: Can you accept OEM&ODM orders?

   A: Yes, we have a professional design team, OEM&ODM orders are highly welcomed.


Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: Diesel Engine
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Movable Type


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 integrated into automated systems?

Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:

Pneumatic Automation:

Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.

Control and Regulation:

In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.

Sequential Operations:

Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.

Energy Efficiency:

Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.

Monitoring and Diagnostics:

Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.

When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.

In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.

air compressor

Can you explain the basics of air compressor terminology?

Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:

1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.

2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.

3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.

4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.

6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.

7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.

8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.

9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.

These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.

China supplier Ols150 D 15m3/Min 18 Bar Diesel Portable Air Compressor for Sand Blasting/Mining/Jack Hammer Similar CHINAMFG CHINAMFG Rand CHINAMFG Portable Air Compressor   air compressor priceChina supplier Ols150 D 15m3/Min 18 Bar Diesel Portable Air Compressor for Sand Blasting/Mining/Jack Hammer Similar CHINAMFG CHINAMFG Rand CHINAMFG Portable Air Compressor   air compressor price
editor by CX 2023-10-05

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