Description
All radiators(ARSYLID CN-609A) are upgrade to 4-pin fan for free, support PWM, If you insist on needing a 3-pin fan, please leave us a message. (In general, 4-pin fan can be used in 3-pin socket)
now this link is only 1 fan, if you need 2fans or 3fans, please contact to us, thank you . ************************************************************************************************************************************************************ because LGA2011 has 2 modes, if you will Install to LGA 2011 motherboard, please give us the picture of your motherboard or view this picture. (plese tell us mode 1 or mode 2?) 
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