Wide compatibility and multidevice support for mainstream motherboards, this adapter connects multiple devices via a 19pin to double 9pin configuration. It supports water cooling systems, RGB lighting, fan sensors, and USB 2.0 expansion. Dependable signal transfer Built with conductive materials to deliver stable signal transmission. Provides consistent data handling and precise fan speed control, along with efficient RGB management. Easy installation Plugandplay with 19pin motherboard ports. No driver installation required and it works across diverse systems for smooth operation. Enhanced connectivity and flexible port splitting Converts a single 19pin input into two 9pin outputs, allowing attachment of RGB accessories and cooling fans. Adaptable port splitting helps simplify hardware layout and cable management. Use scenarios Gaming PC with water cooling and RGB fans: Use the 19pin input to drive water cooling control and RGB fans through two 9pin outputs, while enabling USB 2.0 expansion for frontpanel peripherals. Content creation workstation: Manage multiple cooling fans and RGB devices from one header, plus USB 2.0 expansion for essential peripherals without driver setup. Compact or clutterconscious builds: Split a single 19pin header into two 9pin outputs to reduce cable congestion while maintaining reliable fan control and RGB support.