Cup Heatsink
Overview
Product sourcing insights & recommendations


The term "cup heatsink" refers to two specific thermal management solutions: miniature electronic component clips (for TO-5/TO-39 transistors) and LED/COB radiator housings.
The global heatsink market is currently valued at $8.2 billion and is expected to grow at a CAGR of 7.5% through 2032, driven by the demand for high-efficiency cooling in 5G, IoT, and high-power LED lighting. Key technical trends include the adoption of cold forging for omnidirectional airflow and zero-resistance thermal paths.
I have compiled a detailed report covering technical specifications, market drivers, and sourcing benchmarks from major manufacturing hubs like Dongguan and Ningbo. The report also includes pricing and MOQ data for both electronic and lighting applications.
Please see the full report below for deep-dive insights.
Based on these insights, you can continue with:
Cup Heatsink For To 5 To 39 Packages
Products · 3 lists

8mm Length Heatsink for Transistor CAN8/CAN3 TO-39 TO-99 TO-5 Package Aluminum Heat Sink Inner Diameter 8mm Cooling Fin
Shenzhen Jiexing Weiye Electronic Co., Ltd.🇨🇳CN17 yrs
High Precision Stamping Heat Sink Cool CUP Copper Heatsinks
Hangzhou Jianfa Machinery Co., Ltd.🇨🇳CN17 yrsDeep Dive · Full Report
Full Market Report
1 document · Live-fetched from source
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Sources & References
47 sources cited · Verified industry data & reports

What is a heatsink? | CORSAIR
corsair.com
A heatsink is a component that absorbs and disperses heat generated by electronic devices to prevent overheating and protect their performance.

What is a Heat Sink, and How Does it Work?
Trenton Systems
A heat sink is a piece of metal that sits on top of a computer chip such as a CPU and draws power away from components by letting it rise ...

What is A Heatsink? | How it Works, Types & Manufacturing ...
Radian Thermal Products
A heatsink is a passive heat exchanger that transfers the heat generated by an electronic or a mechanical device to a fluid medium such as air or liquid.

Understanding CPU Heatsinks: Picking the Best CPU Cooler
GamersNexus
heatsinks and coolers are able to conduct heat from the surface of the CPU and escort it out the back or top of the case.

Liquid-Cooled Heat Sinks for CPUs, GPUs & AI Chips | ATS
Advanced Thermal Solutions
For cooling high heat components, LQHS heat sinks combine an active fan mounted to a heat spreading base with internal channels of flowing coolant.

What is “thermal paste” and “heatsink,” and do I need them ...
Quora
A heat sink is a block of metal, used in PCs to dissipate the heat made by the components, normally aided by a fan. It has fins, for surface ...
