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This 5-way PWM fan splitter supports 3-Pin and 4-Pin cooling fans, expanding one motherboard fan header to five ports. It realizes unified fan speed regulation and stable power output, effectively enhancing chassis heat dissipation. Made of high-quality wire and durable connectors, it features anti-interference and long service life. Lightweight and flexible, it helps organize internal cables and reduce clutter. Perfect for desktop PC building, case modification and multi-fan layout installation.