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Noctua NH-U12S DX-3647, Premium CPU Cooler for Intel Xeon LGA3647 (120mm, Brown)

by noctua
4.7 out of 5 stars 31 ratings

Price: S$154.90
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Item dimensions LxWxH 9.7 x 12.5 x 15.8 centimetres
Brand Noctua
Voltage 12 Volts
Wattage 1.68 watts
Compatible devices Server

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  • 5 heatpipes and premium grade 120mm fans for excellent cooling efficiency, slim 120mm size for high compatibility, ideal for quiet workstations in noise sensitive applications (A/V, engineering, etc.)
  • Supports narrow and square type LGA3647 sockets for Intel Xeon Scalable (Platinum, Gold, Silver or Bronze, Skylake-SP/Purley) and Xeon-Phi platforms (Knight’s Landing, Knight’s Mill)
  • Two state-of-the-art NF-A12x25 fans (push/pull dual fan configuration), supporting PWM for automatic speed control through the motherboard: silent at idle, full CFM performance when necessary
  • Pre-applied NT-H1 thermal compound and easy, straightforward installation thanks to SecuFirm2 mounting system and included processor clips
  • Trusted Noctua quality backed up by 6-year manufacturer’s warranty

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NH-U12S DX-3647 header

Noctua’s DX line CPU coolers have become a default choice in premium grade quiet cooling solutions for Intel Xeon processors. The NH-U12S DX-3647 features a larger, custom-designed contact surface and supports both square and narrow type LGA3647 platforms. Based on the proven, 120mm size NH-U12S heatsink and equipped with two of Noctua’s award-winning, PWM controlled NF-A12x25 120mm fans, it provides an excellent balance of performance, compatibility and quietness of operation. Topped off with the professional SecuFirm2 mounting system and pre-applied NT-H1 thermal compound, the NH-U12S DX-3647 forms a complete premium quality package for quietly cooling LGA3647 based Xeon workstations and servers.

NH-U12S NH-U12S TR4-SP3 NH-U12DX i4 NH-U12S DX-3647 NH-U12S DX-3647 NH-U12A
NH-U12S NH-U12S TR4-SP3 NH-U12DX i4 NH-U12S DX-3647 NH-U12S DX-4189 NH-U12A
LGA2066, LGA2011-0 & LGA2011-3 X X X
LGA1200 X X X X
LGA115x (LGA1150, LGA1151, LGA1155, LGA1156) X X X X
LGA775 & LGA1366 with NM-I3 X X X X with NM-I3
Xeon LGA2011 Narrow ILM / Xeon LGA1366 & LGA1356 X X X X X
Xeon LGA3647 X X X X X
Xeon LGA4189 X with NM-i4189 X with NM-i4189 X
AM2(+), AM3(+), FM1, FM2 (+) X X X X
AM4 X with NM-AM4 X X
TR4 & SP3 X X X X X

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4.7 out of 5 stars
4.7 out of 5
31 global ratings
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X400
4.0 out of 5 stars Excellent, slightly loud
Reviewed in Canada on 21 June 2021
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Dinko
5.0 out of 5 stars Reliable and quality products!
Reviewed in Germany on 11 December 2020
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Cliente Amazon
5.0 out of 5 stars Noctua NH-U12S DX-3647
Reviewed in Spain on 30 January 2021
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Nico Feth
5.0 out of 5 stars Perfekt
Reviewed in Germany on 31 December 2019
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Amazon Customer
5.0 out of 5 stars Very low noise level.
Reviewed in Canada on 20 July 2021
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