Noctua on Twitter: "@JasensCustoms @AmazonJapan2 The original NF-P12 PWM has been discontinued and replaced with the redux line versions quite some time ago, have you checked for these? Alternatively, we'd recommend the
NF-P12
NF-P12 PWM
Noctua Na-fk1 Redux Second-fan Upgrade Kit for Nh-u12s for sale online | eBay