JRAL1680×3-140L 140L Oil-Free Air Compressor | 5.4KW Silent Industrial Air Compressor

Heavy-Duty 140L Oil-Free Air Compressor for Industrial Continuous Operation

The JRAL1680×3-140L Oil-Free Air Compressor is a heavy-duty industrial compressed air system designed for continuous operation in demanding production environments. Equipped with three 1.8KW oil-free compressor pumps, it delivers a combined 5.4KW output and an impressive 405L/min air displacement, ensuring a stable supply of clean compressed air for multiple pneumatic applications.

Its 140-liter horizontal air tank provides excellent air storage capacity and stable pressure, while the integrated electrical control system ensures reliable performance and operational safety. With its oil-free design and low maintenance requirements, this compressor is an ideal solution for factories, CNC machining centers, automation systems, medical equipment, food processing, and other industries where clean compressed air is essential.

Key Features

100% Oil-Free Compression System

The advanced oil-free piston technology eliminates oil contamination and provides clean compressed air for sensitive industrial applications.

Advantages

• Oil-free compressed air
• No lubricant contamination
• Minimal maintenance
• Lower operating costs
• Eco-friendly operation

Triple High-Performance Compressor Pumps

The three-pump configuration significantly increases airflow while improving system reliability and heat dissipation.

Features

• Total Motor Power: 5.4KW
• Three Independent Oil-Free Pumps
• High Airflow Output
• Excellent Cooling Performance
• Long Service Life

High Airflow for Continuous Production

Designed for demanding industrial equipment requiring a constant air supply.

• Air Displacement: 405 L/min
• Working Pressure: 8 Bar (116 PSI)

Capable of powering multiple pneumatic tools and production equipment simultaneously.

Large 140L Air Receiver

The heavy-duty steel air tank stores more compressed air, reducing pressure fluctuations and compressor cycling.

Benefits

• Stable air pressure
• Improved energy efficiency
• Continuous airflow
• Longer equipment lifespan
• Increased production efficiency

Low Noise Industrial Operation

Operating at ≤78 dB, the compressor provides significantly quieter performance compared to traditional industrial piston compressors, improving workplace comfort.

Intelligent Electrical Control Cabinet

The integrated control system offers:

• Independent motor management
• Reliable electrical protection
• Easy operation
• Stable continuous performance
• Simplified maintenance

Industrial-Grade Construction

Built with a reinforced steel air tank and heavy-duty frame, the JRAL1680×3-140L is engineered for long-term operation in industrial environments.

Technical Specifications

Typical Applications

The JRAL1680×3-140L is widely used in:

• Industrial Manufacturing
• CNC Machining Centers
• Laser Cutting Machines
• Robotic Automation Systems
• Packaging Production Lines
• Food Processing Equipment
• Pharmaceutical Manufacturing
• Medical Equipment
• Dental Laboratories
• Electronics Assembly
• Woodworking Factories
• Automotive Service Centers
• Spray Painting Systems
• Industrial Maintenance Workshops

Why Choose Jingren

Jingren is a trusted manufacturer of oil-free air compressors, supplying distributors, OEM brands, and industrial equipment manufacturers worldwide.

Our Strengths

• Over 20 years of manufacturing experience
• Advanced CNC production facilities
• Strict quality management system
• 100% factory direct supply
• OEM & ODM customization
• Stable large-scale production capacity
• Fast global delivery
• Professional technical support

OEM & Private Label Manufacturing

Jingren provides complete OEM and ODM manufacturing solutions for global distributors and equipment manufacturers.

Customization Options

• Private logo printing
• Tank color customization
• Voltage and frequency configuration
• Power plug customization
• Packaging design
• User manuals
• Product labels
• OEM branding
• Bulk production and container orders

  
  

  Model

  Input Power

  Voltage

  Speed

  Air Displacement

  Working Pressure

  Noise

  Tank Capacity

  Weight

  Outline Dimension

  W

  (RPM)

  (L/min)

  CFM

  (Bar)

  （PSI）

  (dB)

  (L)

  Gal

  (kg)

  Lbs

  (cm)

  inch

  JRAL1680*3-140L

  1.8kW x3

  120V/60Hz; 220V/50Hz

  2800

  405

  14.3

  8

  120

  <=78

  140

  37

  117

  258

  124x42.5x85

  48.82*16.73*33.46

Frequently Asked Questions

Is the JRAL1680×3-140L completely oil-free?

Yes. The compressor uses a 100% oil-free piston compression system, delivering clean compressed air without the need for lubrication.

Is this model suitable for continuous industrial operation?

Yes. The triple-pump design, intelligent electrical control cabinet, and 140L air receiver are engineered for demanding industrial environments requiring continuous compressed air.

Which industries commonly use this compressor?

It is widely used in CNC machining, laser cutting, automation, medical equipment, food processing, packaging, woodworking, automotive service, and electronics manufacturing.

Can Jingren manufacture OEM or private label versions?

Yes. We offer complete OEM and ODM services, including customized branding, packaging, electrical specifications, and product configurations for distributors and equipment brands.