Top 9 21mm Heat Sink – Heatsinks

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1. uxcell


Uxcell 5 Pcs Silver Tone Aluminum Radiator Heat Sink 20mm x 21mm x 15mm

uxcell #ad - Product name : Heatsink;Material : Aluminium. Weight : 37g. Package content : 5 x Heatsink. Overall size : 20x 21x 15mm/ 08" x 083" x 06" l*w*h. Color : Silver Tone.
Branduxcell #ad
Manufactureruxcell #ad
Height2.2 Inches
Length4.7 Inches
Width3.2 Inches
Part Numbera14082500ux0861

2. CGjiogujio


10pcs OD 20 x H 21mm 1W Watt LED Aluminium Heatsink long Round Cooling

CGjiogujio #ad - Package include: 10 x Heatsink. Completely cooling 1pc 1W high power LED without fans. Material: Aluminium. Size height: od20mm * H21mm. Light up 365 days * 24 hours.
BrandCGjiogujio #ad
ManufacturerCGjiogujio #ad
Part Number20 x 21mm

3. Cooler Master


4 CDC Heatpipes, 120mm PWM Fan, Aluminum Fins for AMD Ryzen/Intel LG1151, Cooler Master Hyper 212 Evo CPU Cooler

Cooler Master #ad - Fan dimensions:120 x 120 x 25 millimeter 4. 7 x 4. 7 x 1 inches. Heat sink dimensions: 116 x 51 x 159 millimeter 4. 6 x 2 x 6. 2 inch. Air flow: 82. 9 cfm; noise level: 36. 0 decibels.
BrandCooler Master #ad
ManufacturerCooler Master USA, Inc. #ad
Height4.7 Inches
Length3.1 Inches
Weight1.3 Pounds
Width6.3 Inches
Part NumberRR-212E-20PK-R2
Warranty12 months

4. Toptekits


Cooler Master I70C Copper Core Mini CPU Cooler 12cm LED Blue Light Quiet Cooling Fan for Intel 1156 1155 1151 1150 CPU Radiator 120mm PC Fan

Toptekits #ad - Led blue light, intel LGA115X, copper core, mini cooler. Cooler master i70c copper core cpu cooler - 120mm blue led cooling fan & heatsink - For Intel Socket LGA 1150 / 1155 / 1151 / 1156. Package included: 1 x cooling Fan 1 x Mounting Backplate Installation Instruction printed on Retail Box. Radiator size: 120x120x60 mm noise: 28 dba max power connector: 4pin Input voltage: 12VDC Power consumption: 2. 4w. Model: i70c (tdp85w) fan speed rpm: 650-1800 rpm ± 10% fan size: 120x120x25mm air volume: 37cfM ± 10% Wind pressure: 1. 33mm h2o ± 10%.
BrandToptekits #ad
ManufacturerToptekits #ad
Weight0.71 Pounds
Part NumberI70C



Double-Sided Heat Sink, Matching Thermal Silicone pad for PCIE NVME M.2 SSD or SATA M.2 SSD, MHQJRH M.2 2280 SSD heatsink

MHQJRH #ad - Double-sided cooling- aluminum alloy-groove design, cool your m. 2 ssd to a safe temp to avoid overheating and throttling, greatly increase the heat dissipation area, with 10°C - 30°C cooling effect Varies depending on the environments, improving the performance of your computer.

Unique nano thermal pad- advancing gene thermal pad is made from nano Silicon Grease Material, compatible with uneven surfaces of the M. 2 ssd. Dimensions: 3 x 095 x 04in. Silver plating helps eliminate static electricity, minimum installation height requirement: 12mm. Easy to install and operate - with double-sided clip design, suitable for M. 2 ssd of various heights, stable installation, 6 adjustable height screws, better protection of your M.2

2 ssd. Designed for desktop pc- specially designed for desktop computers, 960 evo, 970 evo, this m.2 ssd heatsink compatible with M. 2 2280 ssd, 950 pro, perfectly fit for samsung 850 evo, 860 evo, 960 PRO, 970 PRO, etc. Soft enough and good ductility, with no damage to the SSD warranty label. Low viscosity, with good thermal conductivity ability.
BrandMHQJRH #ad
ManufacturerYATENG #ad
Height0.5 Inches
Length3.5 Inches
Width2.3 Inches
Part NumberSRP-002

6. Pastall


Aluminum Heat Sink Cooler and Copper Heatsink for Raspberry Pi A B B+ 2/3/4, Pastall 100 PCS 8 Different Sizes Heatsink Kit with Conductive Adhesive Tape

Pastall #ad - As a raspberry pi heat sink using as raspberry pi 4 heatsink/raspberry pi 3B+ heatsink, it has good heat dissipation performance and compatible with most Raspberry Pi cases. The 100 pcs 8 different sizes heatsink kit with conductive adhesive tape, Easy to use and could effectively provide good heat dissipation.

This small heatsink kit included : 80 pcs aluminum heatsink + 20 pcs copper heatsink It Contains 8 different sizes of heat sink, Please check the specific size on the picture. The heatsinks also could be used for cooling development board laptop cpu gpu vga ram vram vrM IC Chips LED MOSFET Transistor SCR Southbridge Northbridge Voltage Regulator. It is an excellent heat sink for heat dissipation in electronic DIY, You will love it! The heat sink is equipped with high-performance thermal conductive adhesive, high viscosity, durable and long lasting.
BrandPastall #ad
ManufacturerPastall #ad
Part NumberPT2019080503



Cooler Heat Sink Cooling TMC2130 TMC2100 A4988 DRV8825 TMC2208 Stepper Motor Driver Module 22pcs, 3D Printer Heatsink Kit + Thermal Conductive Adhesive Tape

SGTKJSJS #ad - With thermal conductive adhesive tape backing. Can be applied for passive cooling of stepper motor Module TMC2130 TMC2100 A4988 DRV8825 TMC2208. Stepper motor driver module is not included. Includes 22 pieces blue aluminum heatsink. Dimension: 035 x 035 x 047 inch / 9mm x 9mm x 12mm l*W*H, Weight: 004 oz / 1 gr per piece.
ManufacturerSGTKJSJS #ad
Weight0.11 Pounds
Part Number3DSRP-22



Raspberry Pi Heatsink Aluminum Heatsink with Thermal Conductive Adhesive Tape for Raspberry Pi 4 Model B, Raspberry Pi 4b Heatsink

SGTKJSJS #ad - Suitable for the 2019 latest Version Raspberry Pi 4 Model B. Thermal conductive adhesive tape backing. Set of 6 Aluminum heat sinks. Can be applied with other devices such as beaglebone, VRAM VGA RAM, IC Chips, MOSFET SCR, Southbridge, Northbridge etc. Reduce chip hot-spots and increase thermal dissipation surface area for Cooling Cooler Raspberry Pi 4, Raspberry Pi 3 B+.
ManufacturerSGTKJSJS #ad
Height0.23 Inches
Length0.6 Inches
Width0.6 Inches
Part NumberSRP60-HT

9. Easycargo


Easycargo 100pcs Heatsink Assortment Kit Small Cooler Aluminum Heat Sink Set for Cooling Laptop CPU GPU VGA RAM VRAM VRM IC LED MOSFET Transistor SCR Voltage Regulator Without Thermal Tape

Easycargo #ad - Silver tone aluminium: 20pcs 7x7x6mm, 10pcs 8. 5x8. 5x8mm, 8pcs 15x15x6. 5mm l*w*H. Medium anodized aluminium: 8pcs 14x14x7mm, 8pcs 20x20x6mm, 8pcs 19x19x5mm, 2pcs 22x22x10mm L*W*H.100pcs small to medium sizes of heat sink. Small anodized aluminium: 20pcs 9x9x5mm, 8pcs 10x10x10mm, 8pcs 11x11x5mm L*W*H. Can be used for cooling of variety of electronics components such as development boards vram vrm cpu gPU VGA RAM IC Chips LED Laptop MOSFET Transistor SCR Southbridge Northbridge Voltage Regulators m. 2 ssd nvme 2280 2242 22110 modules.
BrandEasycargo #ad
ManufacturerEasycargo #ad
Height1.02 Inches
Length4.96 Inches
Weight0.26 Pounds
Width2.68 Inches
Part NumberES-V10