Noctua NH-U14S DX-4677, Premium CPU Cooler for Intel Xeon LGA4677
- 6 heatpipes, 140mm size and two premium grade 140mm fans for superb quiet cooling efficiency, ideal for near inaudible workstations in noise sensitive applications (audio/video production, engineering, etc.)
- Supports LGA4677 socket for 4th generation Intel Xeon Scalable (Platinum, Gold, Silver or Bronze) and w9, w7, w5 or w3 series processors
- CPU-specific carrier frame required (included with boxed retail CPUs and available separately for tray CPUs)
- Award-winning NF-A15 fans support PWM for automatic speed control through the motherboard: silent at idle, full CFM performance when necessary
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Noctua NH-U14S DX-4677, Premium CPU Cooler for Intel Xeon LGA4677
Feature

Noctua’s DX line CPU coolers have become a default choice in premium grade quiet cooling solutions for Intel Xeon processors. The NH-U14S DX-4677 features a larger, custom-designed contact surface for LGA4677 platforms. Based on the proven, 140mm size NH-U14S heatsink and equipped with two of Noctua’s award-winning, PWM controlled NF-A15 140mm fans, 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-4677 forms a complete premium quality package for quietly cooling LGA4677 based Xeon workstations and servers.

DX series for Intel Xeon

Customised for LGA4677

Enlarged contact surface

SecuFirm2™ mounting system with standard Intel parts

Compatible with E1A, E1B and E1C carrier frames

140mm size for maximum performance

Dual NF-A15 140mm premium fans

PWM support

Pre-applied NT-H1 thermal compound

6-year manufacturer’s warranty
| Weight | 1 kg |
|---|---|
| Product Type | Normal |
| Color | Brown |
| Brands | Noctua |
| Fan Size | 140mm |
| FAN Speed | 1500 RPM |
| Socket | LGA4677 |
| Cooling Type | Air |
| Warranty | 6 Years |
| EAN / UPC Code | 9010018000399 |
| EAN / UPC Code | 9010018000399 |
Specification
| Socket compatibility | Intel Xeon LGA4677 |
| 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) | 111 mm |
| Weight (with fan) | 1136 g |
| Material | Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating |
| NSPR | 179 |
| Max. TDP | See NSPR |
| Fan compatibility | 140x150x25 (with 120mm mounting holes), 140x140x25 (with 120mm mounting holes), 120x120x25 |
| Scope of delivery | 2x NF-A15 PWM premium fan, NA-YC1 4-pin PWM y-cable, NT-H1 high-grade thermal compound (pre-applied), SecuFirm2™ mounting kit for LGA4677, NM-SMT5 Torx® T30 mounting tool |
| Warranty | 6 Years |
| Model | 2x Noctua NF-A15 HS-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 |
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