FD1240A0242D 40mm 40×40×20mm DC 12V 0.25A 2Wire Cooling Fan, 4cm Mini DC Brushless Cooler for Server, Network Switch and Power Supply Heat Dissipation

FD1240A0242D is a compact 40×40×20 mm (4cm) DC brushless cooling fan, rated DC12V, 0.25A with 2wire power interface. It is specially developed for heat dissipation of smallspace devices such as servers, network switches and switching power supplies.

Adopting reliable brushless motor, this fan delivers steady airflow to take away internal heat, helping hardware maintain proper operating temperature and avoid overheatingcaused performance throttling or unexpected shutdown. Standard mounting hole positions allow direct replacement for original 4020 fans.

The 2wire simple connection design facilitates quick wiring and maintenance. Compact body fits narrow inner space inside power units, network cabinets and industrial control equipment. Suitable for equipment repair, fan replacement and hardware renovation projects. Please strictly follow 12V DC power supply requirement; wrong voltage will cause fan damage. Compatible with most devices requiring 40×40×20 mm 12V cooling fan, not limited to specific brands.