Quang
Guangdong Quanguan Intelligent Technology Co., Ltd. is a high-tech company founded in 2005 that specializes in the production of industrial water chillers, precision chillers, air conditioners for electronic cabinets, heat exchangers, etc. Its production is ISO certified.
Magnetic paper tape filter
Completely filters any type of metallic and non-metallic impurity in the (oil) coolant.

No separate chassis needed. Easy to install
Suitable for all types of laser coating, welding, cutting, laser marking, 3D printing, carbon dioxide lasers, fiber lasers, semiconductor-pumped lasers, and lamp-pumped lasers.
Built-in laser cooler
Cooling capacity: | kilowatts Kcal/hour | 2.8 2407 |
Pump flow: | l/min | 1.63 |
Control accuracy: | °C | ±2.0 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | 5-45 |
Water tank capacity: | L | 6 |
Weight: | kg | 34 |
Cooling capacity: | kilowatts Kcal/hour | 3.7 3181 |
Pump flow: | l/min | 2.3 |
Control accuracy: | °C | ±2.0 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | 5-45 |
Water tank capacity: | L | 6 |
Weight: | kg | 38 |

Water cooler for internal and external cylindrical grinders
For coordinated grinders, horizontal/vertical machining centers, and other precision machining machines, non-ferrous metal finishing, the machining industry with high requirements for water temperature control progress, and high-speed electric spindles for finishing.
D_QGW
Cooling capacity: | kilowatts Kcal/hour | 2.5 2149 |
Pump flow: | l/min | 42 |
Control accuracy: | °C | ±0.1 |
Water temperature range: | °C | 5-45 |
Ambient temperature: | °C | 5-45 |
Water tank capacity: | L | 16 |
Weight: | kg | 86.5 |

Suitable for 3 W to 5 W UV lasers, 10 W to 75 W picosecond lasers
Max, Raycus, BWT, and Reci lasers, as well as a wide variety of semiconductor lasers for coating, welding, and laser cutting. Designed for the constant temperature adjustment of the welding gun heads.
Cooling capacity: | kilowatts Kcal/hour | 0.8 688 |
Pump flow: | l/min | 15 |
Control accuracy: | °C | ±0.5 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | 5-45 |
Water tank capacity: | L | 6 |
Weight: | kg | 24.5 |
Cooling capacity: | kilowatts Kcal/hour | 1.7 1462 |
Pump flow: | l/min | 15 |
Control accuracy: | °C | ±0.5 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | 5-45 |
Water tank capacity: | L | 6 |
Weight: | kg | 25.5 |
Ultrafast laser cooler

Cabinet air conditioner
For coordinated grinders, horizontal/vertical machining centers, and other precision machining machines, non-ferrous metal finishes, and high-speed electric spindles for finishing.
D_QG-JK
Cooling capacity: | kilowatts Kcal/hour | 2.5 2149 |
Pump flow: | l/min | 42 |
Control accuracy: | °C | ±0.1 |
Water temperature range: | °C | 5-45 |
Ambient temperature: | °C | 5-45 |
Water tank capacity: | L | 16 |
Weight: | kg | 86.5 |


Water cooler for internal and external cylindrical grinders
For coordinated grinders, horizontal/vertical machining centers, and other precision machining machines, non-ferrous metal finishes, the machining industry with high requirements for the progress of water temperature control, and high-speed electric spindles for finishing.
Circulating water: deionized or potable.
Refrigerant: R22
Ambient temperature: 5-45 C°
Temperature range:fixed 20-40, Ambient temperature homology ±9, Temperature control accuracy ±0.5
D_QGWL-SF
Cooling capacity: | kilowatts Kcal/hour | 3 2580 |
Rated power: | kilowatts | 1.68 |
Nominal current: | A | 8.4 |
Water flow at low temperature: | l/min | 70 |
Water lift at low temperature: | M | 45 |
Water flow at normal temperature: | l/min | 15 |
Water lift at normal temperature: | M | 28 |
Cooling capacity: | kilowatts Kcal/hour | 4.2 3612 |
Rated power: | kilowatts | 2.5 |
Nominal current: | A | 11.5 |
Water flow at low temperature: | l/min | 70 |
Water lift at low temperature: | M | 53 |
Water flow at normal temperature: | l/min | 15 |
Water lift at normal temperature: | M | 28 |
Cooling capacity: | kilowatts Kcal/hour | 5.13 4386 |
Rated power: | kilowatts | 3.3 |
Nominal current: | A | 15 |
Water flow at low temperature: | l/min | 70 |
Water lift at low temperature: | M | 53 |
Water flow at normal temperature: | l/min | 18 |
Water lift at normal temperature: | M | 28 |
Cooling capacity: | kilowatts Kcal/hour | 6.75 5590 |
Rated power: | kilowatts | 3.52 |
Nominal current: | A | 16 |
Water flow at low temperature: | l/min | 83 |
Water lift at low temperature: | M | 53 |
Water flow at normal temperature: | l/min | 18 |
Water lift at normal temperature: | M | 28 |
Cooling capacity: | kilowatts Kcal/hour | 8.5 7310 |
Rated power: | kilowatts | 7.37 |
Nominal current: | A | 11.2 |
Water flow at low temperature: | l/min | 116 |
Water lift at low temperature: | M | 53 |
Water flow at normal temperature: | l/min | 18 |
Water lift at normal temperature: | M | 28 |
Cooling capacity: | kilowatts Kcal/hour | 9.6 8456 |
Rated power: | kilowatts | 8.1 |
Nominal current: | A | 12.3 |
Water flow at low temperature: | l/min | 116 |
Water lift at low temperature: | M | 53 |
Water flow at normal temperature: | l/min | 18 |
Water lift at normal temperature: | M | 28 |


Suitable for 3 W to 5 W UV lasers, 10 W to 75 W picosecond lasers
For Max, Raycus, BWT, and Reci lasers, as well as a wide variety of semiconductor lasers for coating, welding, and laser cutting. Designed for constant temperature adjustment of welding gun heads.
Cooling capacity: | kilowatts Kcal/hour | 0.8 688 |
Pump flow: | l/min | 15 |
Control accuracy: | °C | ±0.5 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | 5-45 |
Water tank capacity: | L | 6 |
Weight: | kg | 24.5 |
Cooling capacity: | kilowatts Kcal/hour | 1.7 1462 |
Pump flow: | l/min | 15 |
Control accuracy: | °C | ±0.5 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | 5-45 |
Water tank capacity: | L | 6 |
Weight: | kg | 25.5 |
UV laser cooler

Water cooler for internal and external cylindrical grinders
For coordinated grinders, horizontal/vertical machining centers, and other precision machining machines, non-ferrous metal finishing, the machining industry with high requirements for water temperature control progress, and high-speed electric spindles for finishing.
D_QGWR
Cooling capacity: | kilowatts Kcal/hour | 2.8 2407 |
Pump flow: | l/min | >10 |
Control accuracy: | °C | ±2 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | -5-45 |
Water tank capacity: | L | 16 |
Weight: | kg | 60.5 |
Cooling capacity: | kilowatts Kcal/hour | 3.7 3181 |
Pump flow: | l/min | >15 |
Control accuracy: | °C | ±2 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | -5-45 |
Water tank capacity: | L | 16 |
Weight: | kg | 60.5 |
Cooling capacity: | kilowatts Kcal/hour | 5.6 4815 |
Pump flow: | l/min | >20 |
Control accuracy: | °C | ±2 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | -5-45 |
Water tank capacity: | L | 35 |
Weight: | kg | 142.5 |

Cabinet cooler for laser welding machines
It can also meet the cooling needs of portable laser welding machines from 1000W to 3000W.It is customizable.
The D_QGB series has a temperature control accuracy of ±0.5 ℃ and is designed with dual temperatureto cool both the laser body and the welding head of Max, Raycus, BWT, and Reci lasers.
D_QGB
Cooling capacity: | kilowatts Kcal/hour | 2.8 2407 |
Pump flow: | l/min | >20 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | -5-45 |
Water tank capacity: | L | 16 |
Weight: | kg | 50 |
Cooling capacity: | kilowatts Kcal/hour | 3.7 3181 |
Pump flow: | l/min | >15 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | -5-45 |
Water tank capacity: | L | 16 |
Weight: | kg | 60.5 |
Cooling capacity: | kilowatts Kcal/hour | 5.6 4815 |
Pump flow: | l/min | >20 |
Water temperature range: | °C | 15-35 |
Ambient temperature: | °C | -5-45 |
Water tank capacity: | L | 35 |
Weight: | kg | 142.5 |

Reduces local temperature during machining and extends the life of your tool.
Eliminating the problem of chips and iron filings wrapping around parts and blades for smoother production. It also reduces the number of blades used during machining processes, stabilizing quality and improving the approval rate of parts and components.
Filtration accuracy: | µm | 10-50 |
Working pressure: | MPA | 5 |
Tank volume: | L | |
Maximum flow: | l/min | 35 |
Outlet opening: | " | 3/8" |
Equipment size: | mm | 700*700*1080 |
Filtration accuracy: | µm | 10-50 |
Working pressure: | MPA | 3 |
Tank volume: | L | None |
Maximum flow: | l/min | 22 |
Outlet opening: | " | 3/8" |
Equipment size: | mm | 500*670*900 |
High Pressure Cooling System

Oil cooler in compliance with CE, RoHS, and REACH standards
Suitable for cooling the mechanical spindle and the electric spindle in a CNC machining center,cooling of hi stations
QG-LY
Cooling capacity: | BTU/hour with HR. | 2.8 2407 |
Power: | w | >20 |
Current: | A | 15-35 |
Voltage Frequency: | °C | -5-45 |
Pump power: | L | 16 |
Pump flow: | l/min | 50 |