Premium quiet fan, 60x60x25 mm, 12V, 3-pin Molex, 3000/2400/1600 RPM, max. 19.3 dB(A), >150,000 h MTTF Award-winning 60x25mm A-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance Ideal replacement for noisy or broken 12V 6cm fans in DVRs, NAS, network and storage devices, 3D printers, etc. 3-pin FLX version provides 3000/2400/1600rpm speed settings via Low-Noise Adaptors to fine-tune the fan for maximum airflow or near-silent operation Includes anti-vibration mounts, fan screws, Low-Noise & Ultra-Low-Noise Adaptors, extension cable and 3:4-pin adaptor for powering the fan directly from the power supply