Noctua NA-SRC10, 3 Pin Low-Noise Adaptor Cables for PC fans (Black) Low-Noise Adaptors for reducing the running speed and noise emission of PC fans 3-pin connectors for 3-pin fans Black connectors and black cable sleeving for clean optic Compatible with all 3-pin Noctua 12V fans except industrialPPC series, ideal for redux line fans Set includes 3 cables; Trusted Noctua quality backed up with 6-year manufacturers warranty