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BIGTREETECH® Noctua NF-A4x10 FLX 40mm 12V 5V 40X40X10 Cooling Fan 4010 Silent C Sale - Banggood USA-arrival notice-arrival notice
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Noctua Nf-a4x20 40x40x20mm Flx 40mm 5000 Rpm 14.9 Db(a) Pc Cooling Fan Cooler Fan Radiator Fan Computer Cases & Towers Fan - Fans & Cooling - AliExpress
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Noctua 40mm brown to black against the downvotes :-) - sorry for SPAM but works like originally : r/FormD
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