China Suppliers Factory Advanced 2U Passive CPU Cooler for Intel LGA 4677 – Superior Cooling Performance
Product Basic Parameters
| Part Number | SD-4677-2UM81-P | Fin Thickness | 0.35mm |
| CPU Socket | Intel 4677 Series | Fin Pitch | 1.65mm |
| Server Platform | 2U Server | Screw Hole Distance | 102.5mm*57.6mm |
| Heatsink Dimension | 118mm*78mm*63mm | Heatsink Material | Copper & Aluminum Base+ Aluminum Fin+5 copper heatpipes |
| TDP | 300W | TIMs | Shin-ETSU,7921 or DOW CORNING,TC-5888 grease |
Product Introduction
Our Service
Sinda Thermal can offer professional thermal design, thermal simulation for the NPI stage;
Sinda thermal can manufacture wide range of heat sinks such as standard CPU cooler and customized heat sinks;
Sinda Thermal provides excellent after-sale service, we will respond all the questions from customer.
Our Certificates




Frequently Asked Questions
Yes, Sinda Thermal provide customization service to all customer's needs with lower cost.
We can quote base on different MOQ as per customer needs.
The standard heatsink is developed by Sinda and sell to all customers, no tooling charge cost.
We have some finished good or raw material in stock , for sample demand , we can finish in 1 week ,and 2-3 weeks for mass production.
Yes, Sinda Thermal provide customization service to all customer's needs with lower cost.






Mr. Perry Wu International Sales Director





