JSG Industrial Systems

Single-Line Lubrication Systems

Single-Line Lubrication Systems

For small-to-medium line length and most lubricants

Consists of a central pump station that automatically supplies lubricant through a single supply line to the injectors. Each injector is dedicated to one lubrication point and can be finely adjusted to deliver the exact amount of grease or oil needed. These systems can service a single machine, different zones on one machine or several separate machines. 


Types of Single-Line Systems

single-line for grease

System for Oil & Grease up to NLGI 2

Deliver precise amounts of lubricant at controlled intervals to the lubrication point.


single line for oil and fluid grease

System for Oil & Fluid Grease

Designed for oil & grease NLGI grades 000 to 00.  Frequently lubricate points with small amounts of lubricant, as required. 


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Single-Line Systems for your Industry

Direct costs for machine lubrication can be as little as 1-3% of the total maintenance budget. However 40% of maintenance costs are connected to poor lubrication with one of the most common causes being incorrect lubrication which may result in higher downtime, increased costs and more safety incidents.

Regardless of where you are in the lubrication process, the type of machine you use or industry you are in, we will partner with you to identify the lubrication system that best suits your requirements. We can help you achieve your performance metrics whether it be uptime, maintenance savings, or energy use.”

System Components


Pump units and pump stations suitable for single-line lubrication systems. 

Metering Devices

Variety of metering devices suitable for single-line systems.

Monitoring Device

Monitoring Devices

Devices that produce a visual or electrical signal. For all types of lubrication systems.

Control Units

Control Units & Software

Monitor your lubrication system, trigger the lubrication routine and evaluate system parameters.

A2 Smart Controller Thumbnail

A2 Controller

The JSG A2 Smart Controller is the next generation of lube management in lubrication systems.

Related Systems

Regardless of where you are in the lubrication process, the type of machine you use or industry you are in, we will partner with you to identify the lubrication system that best suits your requirements. We can help you achieve your performance metrics whether it be uptime, maintenance savings, or energy use.
Dual Line Lubrication System

Operates through the utilisation of two main lines, which are alternately supplied with lubricant from a high-pressure pump.

Multi line Automatic Lubrication System

Consists of a pump unit, control and monitoring devices, tubing and fittings. Each lubrication point has its own dedicated pumping element.

Progressive Automatic Lubrication System

Designed with a pump connected to at least one primary metering device, providing continuous lubrication.

Automatic Oil Circulation Lubrication System

Designed to lubricate as well
as cool highly stressed
bearings in nearly every
size of machine.

Oil and air lubrication systems

Combine metered quantities of oil with a continuous air flow, generating a controlled and nearly continuous oil flow to the bearing without contact.

Chain Lubrication System

Consistently and precisely
applies lubricant to the chain
at regular intervals, while the
chain is running.

Frequently Asked Questions

A single-line automatic lubrication system is a centralized lubrication system designed to deliver lubricant (oil or grease) from a single, central pump to multiple lubrication points across a machine or system through one primary supply line. These systems are engineered to provide a consistent and precise amount of lubricant to each lubrication point at predetermined intervals, ensuring optimal lubrication during the machinery’s operation.

The main components of a single-line system include a pump with a reservoir for the lubricant, a primary supply line, metering devices or injectors at each lubrication point, and a controller to manage the operation of the pump according to the programmed lubrication schedule. The lubricant is distributed from the pump through the supply line and then metered out in precise amounts by the injectors, directly to each lubrication point.

Single-line systems are valued for their simplicity, reliability, and ease of maintenance. They are widely used in various industrial applications, including manufacturing machinery, conveyance systems, packaging lines, and mobile equipment, to reduce wear and tear, extend equipment life, and enhance operational efficiency.

A single-line automatic lubrication system works by distributing lubricant from a central reservoir to multiple lubrication points on a machine or equipment through a single supply line. This system ensures that each point receives a precise amount of lubricant at predetermined intervals, optimizing machinery operation and reducing wear. Here’s a step-by-step overview of its operation:

Lubricant Reservoir and Pump:
The system starts with a reservoir filled with lubricant (oil or grease). A pump, which is typically electrically or pneumatically operated, draws lubricant from the reservoir.

Control Unit:
A control unit, which can be programmed according to specific lubrication requirements, activates the pump at set intervals. This ensures that lubrication occurs at optimal times, such as during machine startup, periodically during operation, or at shutdown.

Once the pump is activated, it pushes the lubricant through a primary supply line. This line branches out to various parts of the machinery where lubrication is needed.

Metering Devices:

Along the supply line, metering devices (also known as injectors) are installed at each branch leading to a lubrication point. These devices are precisely calibrated to deliver a specific amount of lubricant to each point. The amount can be adjusted based on the lubrication needs of each bearing or component.

Lubrication Points:
The lubricant is delivered directly to the lubrication points, such as bearings, gears, and slides, ensuring they are adequately lubricated to reduce friction and wear.

Monitoring and Adjustment:Some systems include sensors or monitoring devices to confirm the delivery of lubricant and to ensure the system is functioning correctly. The control unit can be adjusted as needed to change the lubrication intervals or the amount of lubricant delivered, based on operational requirements or changes in environmental conditions.

Regular maintenance checks are performed to ensure the reservoir is filled, the pump and metering devices are functioning correctly, and there are no blockages or leaks in the system.

Single-line automatic lubrication systems offer several key advantages for machinery maintenance and operation, enhancing efficiency, reliability, and longevity of equipment. Here are the main benefits:

Consistent Lubrication: These systems ensure that all lubrication points receive a consistent and precise amount of lubricant at regular intervals, reducing the risk of under- or over-lubrication and ensuring optimal machinery performance.

Reduced Wear and Tear: By providing regular, precise lubrication, single-line systems significantly reduce friction between moving parts, decreasing wear and extending the lifespan of machinery components.

Increased Equipment Reliability: Consistent lubrication minimizes the chances of machinery breakdowns and unplanned downtime, leading to more reliable equipment operation.

Enhanced Safety: Automating the lubrication process reduces the need for maintenance personnel to manually lubricate hard-to-reach or dangerous areas, enhancing workplace safety.

Labor and Time Savings: Single-line systems eliminate the need for manual lubrication, freeing up maintenance personnel to focus on other tasks and reducing the time spent on lubrication routines.

Minimized Lubricant Consumption: These systems deliver an exact amount of lubricant to each point, minimizing waste and reducing the costs associated with lubricant purchase and disposal.

Improved Environmental Impact: By reducing lubricant consumption and preventing leaks, single-line systems contribute to more environmentally friendly operations.

Easy to Install and Maintain: The simplicity of single-line systems makes them relatively easy to install and maintain, especially compared to more complex multi-line or progressive systems.

Scalability and Flexibility: These systems can be easily expanded or adjusted to accommodate changes in machinery or to add additional lubrication points as needed.

Operational Efficiency: Automated lubrication can be scheduled during non-operational times or during operation without interrupting production, enhancing overall operational efficiency.

Maintaining a single-line automatic lubrication system is crucial to ensure its reliability and effectiveness in delivering consistent lubrication to machinery. Regular maintenance helps prevent system failures, prolongs the life of both the lubrication system and the machinery it serves, and ensures operational efficiency. Here are the main maintenance tasks required for a single-line automatic lubrication system:

Check Lubricant Levels:
Regularly monitor the lubricant level in the reservoir to ensure there is sufficient lubricant for the system to operate correctly. Refill as necessary to avoid running the system dry.

Inspect and Clean the Pump and Reservoir:
Periodically inspect the pump for signs of wear or damage and clean the reservoir to prevent contamination of the lubricant. This may involve checking for leaks, ensuring the pump operates within its expected pressure range, and verifying that filters are clean and functional.

Verify Operation of Metering Devices:
Check that the metering devices or injectors are delivering the correct amount of lubricant to each lubrication point. Clean or replace any metering devices that are not functioning properly or are clogged.

Inspect the Supply Line and Connections:
Look for any signs of wear, damage, or leaks in the supply line and at connections. Ensure that all fittings are tight and secure to prevent leaks and maintain system pressure.

Clean and Inspect Lubrication Points:
Ensure that the lubrication points are clean and unobstructed to allow for free flow of lubricant. Replace any damaged or worn components that could affect lubrication delivery.

Monitor System Pressure:
Check the system’s pressure to ensure it is within the recommended range. Excessive or insufficient pressure can indicate problems such as clogs, leaks, or pump issues.

Test System Functions:
Regularly test the system’s operation, including the pump, control unit, and any sensors or alarms, to ensure everything is functioning as expected. This includes verifying that the system activates according to the set schedule and that any automatic shut-off features are working correctly.

Review and Adjust Lubrication Schedule:
Based on the operating conditions and any changes in machinery usage, review and adjust the lubrication schedule as necessary to ensure optimal lubrication.

Keep Maintenance Records:
Maintain detailed records of all maintenance activities, including inspections, cleanings, repairs, and lubricant refills. This documentation can help identify trends, predict maintenance needs, and ensure compliance with any regulatory requirements.

How to Buy

JSG partners with authorised distributors to offer you localised sales, installation and service of our products.
Find a local distributor, contact your local JSG sales representative or our friendly customer services team.

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Lubrication is critical in machine reliability. We have solutions to help you reach optimum machine reliability, efficiency and safety.

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