PWM Fan Splitter Cable 1 to 2 Converter, Black Case Fan Splitter Cable, Case Fan Power Duplicator Converter, Dual Case Fan Power Adapter, 10.6 inch (1 Pack)

One Divinded into
Two: one 4 pin fan connector a wire that sends the RPM signal to the motherboard connector for synchronizing the fan speed with the other fan; and one 3 pin fan connector omits the RPM signal pin for tandem fan speeds with both fans
Keep Same Speed: 4-Pin receptacle connects to the 4-Pin header on the motherboard and splits the signal to 2 PWM fans; Fans can spin at the same speed using software from a motherboard equipped with PWM control. The fan adapter is compatible with 3-pin and 4-pin PC fans.
Increase Airflow: This PWM fan splitter cable connects 2 computer case fans to a single motherboard fan header to increase airflow in your computer case, adding ventilation and regulating the fan speed in a computer case.
High quality: The cooling fan cable is covered with fine plastic for long-term years' use. High quality high density black sleeved able, 24AWG, and the length is about 10.6 inch (27cm).
This Dual Case Fan Power Adapter is compatible with popular brands of computer case cooling fans, and can be used for a motherboard 4pin interface powering for multiple cooling fans and PWM speed control, lengthen and extend the motherboard 4-pin interface.