[ INDIVIDUAL COMPONENT // COOLING ]
Noctua NH-U12S DX-4677
158 mm LGA4677 tower with NF-A12x25 PWM 120 mm fan.
IDENTIFICATION: Match complete model, suffix, revision and bundle before installation. Related variants can differ in dimensions, brackets, wiring, connector, and operating limits.
Manufacturer specifications
| Catalog subcategory | Workstation And Server Air Coolers |
|---|---|
| Exact model | Noctua NH-U12S DX-4677 |
| Published specifications | 158 mm LGA4677 tower with NF-A12x25 PWM 120 mm fan. |
| Compatibility and mounting | Intel LGA4677-specific, not desktop NH-U12S mounting hardware. |
| Connector and electrical limitations | 12 V 4-pin PWM fan; check server-board pinout/load. |
Safe installation and maintenance
Disconnect AC power before mounting. Use only the exact socket-specific kit and manufacturer tightening sequence; measure case/board clearance. If cooler is removed, clean both surfaces and renew compound before reinstalling.
- Follow the exact manufacturer manual for this model and host; do not interchange similar-looking parts or hardware.
- After service, verify pump/fan operation and temperature behavior under monitored conditions before normal workload.
Manufacturer source
- www.noctua.at — Noctua NH-U12S DX-4677 product informationManufacturer specifications; verify current revision-specific manual and compatibility details before installation.
This static catalog entry is an identification aid, not a compatibility guarantee; ratings can vary by revision or SKU.