How to choose a universal, stable laser power supply and laser tube?

September 07, 2023

Laser technology has revolutionized various industries by providing highly precise and controlled energy. You can use the energy in different applications, for example, cutting, engraving, marking, etc. The laser power supply is a central component of any laser system. It is also responsible for providing the necessary electrical power to the laser tube. In addition, the laser power supply also helps in generating the coherent light essential for these processes.

However, choosing the right laser power supply and tube is crucial for optimal performance and reliability in laser systems.

Introduction to the laser power supply and its unique properties

A laser power supply is an integral component of laser systems. It provides the necessary electrical energy to excite the laser tube. It also facilitates the generation of a coherent beam of light.

Laser power supplies stand apart from conventional power supplies due to their specialized functionality. They must deliver high-voltage, high-frequency pulses to initiate and sustain the laser discharge within the tube. The power supply's performance directly influences the laser output's stability, quality, and overall efficiency.

When to replace the CO2 laser power supply?

Laser power supply, especially those used in CO2 lasers, is an essential component that can deteriorate over time. Various factors can affect its performance and lifespan. These factors include wear and tear, voltage fluctuations, and prolonged usage.

Recognizing the signs of a deteriorating power supply is essential for maintaining consistent laser performance. Reduced laser power, erratic pulsing, or unstable beam quality are indicators that the power supply might need replacement.

In addition, external factors also play a role in its performance. These factors include humidity, voltage stability, and cleanliness of the power supply.

Factors that can affect the performance of laser power supply.

Factors influencing CO2 laser power supply performance include:

· Unstable power input can lead to erratic laser output and contribute to power supply wear.

· Electronic components within the power supply can degrade, impacting its efficiency and reliability.

· Effective cooling is crucial; inadequate cooling can lead to overheating and reduced performance.

· Regular maintenance is essential to keep the power supply functioning optimally.

Key features of laser power supply:

Startnow sells its laser power supplies along with Hongyuan. The power supplies you can get from here have multiple amazing features, including:

Strong versatility

Our universal power supplies are adaptable to various laser systems and configurations. Therefore, these help in minimizing compatibility concerns.

100W 150W Built-in LCD

The inclusion of a user-friendly LCD display simplifies monitoring and adjustments of power settings, promoting ease of use and control.

Consistent installation ports for different power supplies

Standardized installation ports ensure compatibility with different power supplies. These also help in allowing for seamless interchangeability.

Good compatibility

Startnow laser power supplies have been designed for smooth integration. These can integrate with various laser tubes, resonators, and setups, facilitating efficient operation.

The safety of laser equipment is higher.

The safety of equipment is imperative. Therefore, these laser power supplies incorporate advanced safety features to protect operators and the equipment.

Laser power control is simple.

Laser power supplies feature intuitive controls and interfaces that simplify adjusting and regulating laser power. Consequently, it helps in reducing the learning curve for operators.

Application fields of laser power supply

Laser power supplies play a pivotal role across diverse industries. For example;

· They enable precise material processing for automotive, textiles, and electronics manufacturing industries.

· Laser power supply is used in surgical procedures, skin treatments, and medical research. It is because of their accuracy and control.

· Laser power supplies are vital tools in laboratories for experiments involving spectroscopy, microscopy, and more.

· In telecommunications, they support high-speed data transmission through optical fiber networks.

· Vital for industrial applications like laser marking, welding, drilling, and microfabrication.

Introduction to Laser Tube, its components and working principle

A laser tube is the heart of a laser system. It contains the laser gas mixture, mirrors, and electrodes for generating the laser beam. The working principle involves stimulating the laser gas mixture with electrical discharges to create a population inversion. While it leads to the emission of coherent light as it reflects between the mirrors.

Factors on which laser tube quality depends:

Various factors can impact the quality of the laser tube. For example:

Laser power

The power output of the laser tube directly affects its performance. Higher power tubes are suitable for heavy-duty applications. At the same time, lower power tubes are more energy-efficient for precision work.

Spot quality

The quality of the laser beam spot is crucial for accurate and detailed work. A well-defined and evenly distributed spot ensures consistent engraving, cutting, or marking.

Service life

Laser tubes have a finite service life, typically measured in usage hours. However, high-quality laser tubes tend to have longer lifespans. Consequently, these also ensure reduced maintenance costs.


Stable laser output is essential for consistent results. Therefore, you must prefer laser tubes that maintain power stability throughout their lifespan.

Maintenance tips for laser tube

So, here we have a few maintenance tips for laser tubes you must consider:

· Proper cooling is essential to prevent overheating. Use deionized water or other recommended coolants and ensure consistent flow to maintain stable operating temperatures.

· Keep the laser tube environment clean and free from dust or debris that might affect performance.

· A stable power supply directly impacts the longevity of the laser tube. High-quality power supplies help maintain stable performance.

Precautions to use laser tube.

Even though laser tubes are used in a variety of applications, however, you must be cautious while using them. So, here are some important precautions that you must keep in mind when using laser tubes:

· Operating the laser tube at power levels beyond its specifications can significantly reduce its lifespan.

· Allow the laser tube to warm up gradually and cool down after operation. The practice will help you to prevent thermal stress.

· You must follow recommended safety practices when handling laser tubes. The practice must use appropriate protective gear and avoid physical shocks.


Selecting the right laser power supply and laser tube is essential for achieving optimal performance and longevity in laser systems. Features such as versatility, compatibility, safety mechanisms, and ease of control should be considered when choosing a power supply. So, you must keep everything in mind when choosing a universal laser power and laser tube.

Basic Information
  • Year Established
  • Business Type
  • Country / Region
  • Main Industry
  • Main Products
  • Enterprise Legal Person
  • Total Employees
  • Annual Output Value
  • Export Market
  • Cooperated Customers

Send your inquiry

Choose a different language
Current language:English