
Best selling CPU water coolers from Koolance
On this page you'll find a ranking of the best Koolance products in this category. To give you a quick overview, we've already ranked the most important information about the products for you.
1. Koolance EX2-1055 Water cooling system, Rev1.3 - black
The Koolance EX2-1055 water cooling system is a powerful all-in-one (AiO) solution for efficient CPU cooling. With a 360 mm aluminum radiator and three 120 mm fans, this system provides excellent heat dissipation to ensure optimal performance of your hardware. The integrated temperature sensors allow for precise monitoring of system temperature, while the temperature-controlled fan speed regulation ensures quiet operation. The illuminated LED display offers a user-friendly interface for monitoring and controlling fan and pump performance. This water cooling system is ideal for gamers and PC enthusiasts who value high performance and efficient cooling.
- 360 mm aluminum radiator for optimal heat dissipation
- Three 120 mm fans with temperature-controlled speed regulation
- Integrated temperature sensors for monitoring system temperature
- Illuminated LED display for easy operation
- Fan and pump control for personalized adjustment.

2. Koolance Exos-2 V2 EX2-755
The Koolance EX2-755 water cooling system enables an almost fanless and therefore quiet operation. This technology achieves quieter performance than conventional cooling concepts and improved heat dissipation.
Features of the Koolance EX2-755: The flow rate is 7 liters per minute at a head height of 2.6 meters, making it very high compared to other sets. Additionally, it has a cooling capacity of 590 watts, placing the Koolance among the top tier of the Exo series.
The installation of the water cooler is very straightforward, as the main components—expansion tank, fan, pump, and radiator—are located in the case cover. Furthermore, the Koolance EX2-755 features a fan control that allows you to adjust the fan speed and set the temperature.
The water cooling system consists of a 360 mm radiator with three 120 mm fans. The set has 1/4" threaded connections at the back, allowing the hose to be routed behind the case.

3. Koolance Exos-2.5 (EX2-1055)
The Koolance EX2-1055 is an external water cooling system specifically designed for demanding enthusiasts. With a powerful 360mm radiator and three 120mm fans, this system delivers an impressive cooling performance of up to 900 watts. The combination of a robust water pump, capable of achieving a flow rate of up to 270 L/h, and intelligent temperature control ensures efficient cooling while keeping noise levels between 34 and 46 dB(A). The design of the Koolance EX2-1055 is not only functional but also aesthetically pleasing, allowing it to seamlessly blend into various environments. The 142 ml capacity reservoir enables easy monitoring of the fluid level, while the illuminated LED display shows important system values. This system is ideal for anyone seeking powerful and reliable cooling for their PC components.
- 900 watts cooling performance at 25°C liquid-environment delta
- Temperature-controlled fan and pump operation
- 10 manual speed settings for fans and pump
- Reservoir with illuminated viewing window for fluid level indication
- Illuminated LED display for temperature and system value readings.
