Noctua DX line CPU coolers have become a default choice in premium grade quiet cooling solutions for Intel Xeon processors. The NH-U14S DX-3647 features a larger, custom-designed contact surface and supports both square and narrow type LGA3647 platforms. Based on the proven, 140mm size NH-U14S heatsink and equipped with Noctua award-winning, PWM controlled NF-A15 140mm fan, it combines maximum performance and superb acoustics. Topped off with the professional SecuFirm2 mounting system and pre-applied NT-H1 thermal compound, the NH-U14S DX-3647 forms a complete premium quality package for quietly cooling LGA3647 based Xeon workstations and servers.
Cooler Specification
Socket compatibility Intel Xeon LGA3647-0
Height (without fan) 165 mm
Width (without fan) 150 mm
Depth (without fan) 52 mm
Weight (without fan) 797 g
Height (with fan) 165 mm
Width (with fan) 150 mm
Depth (with fan) 78 mm
Weight (with fan) 957 g
Material Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
NSPR 162
Max. TDP see NSPR
Fan compatibility 140x150x25 (with 120mm mounting holes), 140x140x25 (with 120mm mounting holes), 120x120x25
Scope of delivery
NF-A15 PWM premium fan
NT-H1 high-grade thermal compound (pre-applied)
SecuFirm2™ mounting kit for LGA3647
Anti-vibration pads and fan-clips for second NF-A15 (optional)
Noctua metal case-badge
FAN Specification
Model Noctua NF-A15 PWM
Bearing SSO2
Max. rotational speed (+/- 10%) 1500 RPM
Min. rotational speed @ 20% PWM (+/-20%) 300 RPM
Max. airflow 140,2 m³/h
Max. acoustical noise 24,6 dB(A)
Input power (max.) 1,56 W
Voltage range 12 V
MTTF > 150.000 h