QiDi Polar Cooler Extruder Cooling Fan Assembly for Q2 and Max4 3D Printers (PCM4-Q2)

When printing at high temperatures, heat creep can cause filament to soften prematurely, leading to clogs and inconsistent extrusion. The QiDi Polar Cooler is specifically engineered to combat this issue, keeping your extruder cool and your prints reliable.

Who is it for

This cooling fan assembly is a direct replacement and upgrade for QIDI Q2 and Max4 series 3D printers. It is ideal for users who want to maintain optimal extrusion performance and extend the life of their hotend components.

Main features

• High airflow axial fan delivers rapid, targeted cooling to the extruder motor and cold end
• Hydraulic bearing ensures smooth, quiet operation and long service life
• Rated for approximately 50,000 hours of continuous use
• Prevents heat creep, reducing the risk of clogs and filament jams
• Direct replacement design with screw-on mounting for easy installation
• Compatible with 24V DC systems and equipped with a 2-pin JST-XH connector

Specifications

• Product Type: Extruder Cooling Fan Assembly
• Cooling Technology: Polar Cooler
• Compatibility: QIDI Tech Q2 Series, QIDI Tech Max4 Series
• Input Voltage: 24V DC
• Connector: 2-Pin JST-XH
• Fan Type: Axial Fan
• Material: High-grade plastic housing, metal motor
• Bearing Type: Hydraulic Bearing
• Noise Level: Low Noise Operation
• Lifespan: Approx. 50,000 hours
• Included Components: Fan assembly with pre-attached cable

Tips

Before installation, ensure your printer is powered off and the hotend has cooled down. Check that the connector orientation matches your existing wiring, and secure the fan firmly to the extruder mount. Regular cleaning of the fan blades will help maintain airflow and performance.