Independent USB protocol reference for the Lian Li UNI HUB SL V2 (0CF2:A105) and UNI FAN SL V2 fans: HID reports, fan duty and RPM, lighting effects, per-LED colour, merged effects, motherboard sync, and the vendor’s timing from a USBPcap capture of L-Connect 3. Every fact is tagged with its source. CC BY 4.0.
fan-control reverse-engineering interoperability pwm usb-hid argb usbpcap cc-by-4 fan-controller rgb-lighting openrgb pc-hardware lian-li usb-protocol protocol-documentation uni-fan l-connect uni-hub sl-v2 ene-6k77
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Updated
Nov 4, 2026