Noctua NF-A4x20 FLX
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The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Noctua 2026 - new arrivals, bestsellers, and the most relevant models Noctua.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Noctua 2026 - new arrivals, bestsellers, and the most relevant models Noctua.
Air or liquid cooling — which is better?Which type of cooling to choose depending on the purpose of the PC
Which CPU cooler to choose?Nuances of choosing a CPU cooler that guarantee safety, durability and quiet operation of the PC
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| $15.95 |  | ||||
Noctua NF-A4x20 FLX, Premium Quiet Fan, 3-Pin (40x20mm, Brown) | $15.95 |  | |||
Noctua NF-A4x20 FLX, Premium Quiet Fan, 3-Pin (40x20mm, Brown) NF-A4x20 FLX- | $21.59 |  | |||
| $46.00 |  | ||||
Series Noctua StandardCompare using chart →
fan, on body, fan: 1, 200 mm, depth 30 mm, 800 rpm, quiet (<20 dB), magnetic bearing, UV glow
air cooler, per processor, AMD: AM2/AM3/FM1/FM2, AM4, Intel: 775, 1150, 1155/1156, 2011 v3, 2066, 1151/1151 v2, 1200, fan: 2, 140 mm, 1500 rpm, maximum TDP 220 W, height: 165 mm, magnetic bearing, UV glow, backplate mount
fan, on body, fan: 1, 80 mm, depth 25 mm, 2200 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 120 mm, depth 25 mm, 1200 rpm, quiet (<20 dB), magnetic bearing, UV glow
air cooler, per processor, AMD: AM2/AM3/FM1/FM2, Intel: 775, 1150, 1155/1156, 1366, 2011 v3, 2066, 1151/1151 v2, 1200, fan: 1, 120 mm, 1850 rpm, maximum TDP 88 W, height: 70 mm, magnetic bearing, UV glow, backplate mount
air cooler, per processor, Intel: 1150, 1155/1156, 1151/1151 v2, 1200, fan: 1, 92 mm, 2500 rpm, maximum TDP 65 W, height: 34 mm, magnetic bearing, UV glow
fan, on body, fan: 1, 92 mm, depth 14 mm, 2200 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 40 mm, depth 20 mm, 5000 rpm, quiet (<20 dB), magnetic bearing, UV glow
air cooler, per processor, AMD: AM4, AM5, Intel: 1150, 1155/1156, 1151/1151 v2, 1200, 1700 1851, fan: 2, 140 mm, depth 25 mm, 1500 rpm, height: 168 mm, magnetic bearing, UV glow, backplate mount
air cooler, per processor, AMD: AM4, AM5, Intel: 1150, 1155/1156, 1151/1151 v2, 1200, 1700 1851, fan: 2, 140 mm, depth 25 mm, 1500 rpm, height: 168 mm, magnetic bearing, UV glow, backplate mount
air cooler, per processor, AMD: AM2/AM3/FM1/FM2, Intel: 1150, 1155/1156, 2011 v3, 2066, 1151/1151 v2, 1200, fan: 1, 120 mm, 1500 rpm, maximum TDP 140 W, height: 158 mm, magnetic bearing, UV glow, backplate mount
air cooler, per processor, AMD: AM4, AM5, Intel: 1150, 1155/1156, 2011 v3, 2066, 1151/1151 v2, 1200, 1700 1851, fan: 2, 120 mm, 2000 rpm, height: 158 mm, magnetic bearing, UV glow, backplate mount
fan, on body, fan: 1, 60 mm, depth 25 mm, 3000 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 60 mm, depth 15 mm, 3500 rpm, quiet (<20 dB), magnetic bearing, UV glow
Video reviews
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We recommendCompare using chart →
fan, on body, fan: 1, 40 mm, depth 10 mm, 4500 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 40 mm, depth 10 mm, 4500 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 40 mm, depth 10 mm, 5000 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 40 mm, depth 20 mm, 5000 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 40 mm, depth 20 mm, 5000 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 40 mm, depth 20 mm, 5000 rpm, quiet (<20 dB), magnetic bearing, UV glow
fan, on body, fan: 1, 40 mm, depth 10 mm, 5000 rpm, quiet (<20 dB), magnetic bearing, UV glow
liquid cooling, per processor, AMD: AM4, AM5, Intel: 1700 1851, fan: 3, 120 mm, depth 25 mm, backlight, UV glow, backplate mount
liquid cooling, per processor, AMD: AM4, AM5, Intel: 1700 1851, fan: 3, 120 mm, depth 25 mm, 3000 rpm, UV glow, backplate mount
air cooler, per processor, AMD: AM4, AM5, Intel: 1150, 1155/1156, 1151/1151 v2, 1200, 1700 1851, fan: 1, 120 mm, depth 25 mm, 1500 rpm, maximum TDP 220 W, height: 151 mm, UV glow, backplate mount
air cooler, per processor, AMD: AM4, AM5, Intel: 1150, 1155/1156, 1151/1151 v2, 1200, 1700 1851, fan: 1, 120 mm, depth 25 mm, 1500 rpm, maximum TDP 220 W, height: 151 mm, UV glow, backplate mount