Best 1 Heat Sinks in 2026

1. Improved version August 2023, 40mm anodized aluminum heat sinks, Flatter base plate and tick enough base material.

2. Includes 4 pieces 40mm heatsink for heat dissipation device, great function for heat dissipation reduces CPU and LAN.

3. Dimension: 1.57"x1.57"x0.79" (L*W*T) 40mmx40mmx20mm; Unit weight: 1.45 oz / 41 gram per piece.

10 packs complete heat dissipation set for TO-220 power semiconductor packages

10 pcs black anodized aluminium TO-220 heat sink

10 pcs TO-220 insulation kits: Screw + Washer + Bushing and Insulator rubberized silicone

100pcs small to medium sizes of heat sink.

Small anodized Aluminium: 20pcs 9x9x5mm, 8pcs 10x10x10mm, 8pcs 11x11x5mm (L*W*H)

Medium anodized Aluminium: 8pcs 14x14x7mm, 8pcs 19x19x5mm, 8pcs 20x20x6mm, 2pcs 22x22x10mm (L*W*H)

❤ The 100 PCS (8 Different Sizes) heatsink kit with conductive adhesive tape, Easy to use and could effectively provide good heat dissipation.

❤ 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 heat sink is equipped with high-performance thermal conductive adhesive, high viscosity, durable and long lasting.

✔black anodized aluminum heatsink， Exquisite workmanship, good heat dissipation, long service life.

✔Small in size, light in weight, size: approx. 8.8 x 8.8 x 5mm(L*W*H)

✔Weight: 0.03 oz / 0.9 gr per piece

【Alarm Output】With one alarm relay output: AC250V 3A (Resistive load) ON/NC, you may connect it with a buzzer.

【Supports 3 Wires Sensors】3 wires sensor or 2 wires sensor, like K type thermocouple and Cu500, are supported by this PID temperature controller

【SSR Output】With one relay output for external SSR, SSR or relay is a must for this temperature controller. A 40DA SSR is included

Can be applied for passive cooling of Stepper Motor Module TMC2130 TMC2100 A4988 DRV8825 TMC2208

With thermal conductive adhesive tape backing

Stepper motor driver module is not included

❤ Raspberry Pi 30 PCS heatsink kit with Thermal Conductive Adhesive Tape.

❤ Fits for Raspberry Pi models A, B, B+, 2, 3 ,4 boards, compatible with most Raspberry Pi cases.

❤ Thermal conductive adhesive tape backing,good performance on heat dissipation and long lasting.

Heat sink made of high quality Aluminum, good thermal conductivity

Size: 5.9 x 3.66 x 0.59 inch / 150 x 93 x 15mm (L*W*H), please make sure that the size of the heat sink fits that of your component. Weight : 310g

This large big aluminum heatsink reduces the risk of hardware failure and power loss due to overheating, more safety.

Product Name : Heat Sink;Material : Aluminium

Size : 100x25x10mm/ 4" x 1" x 0.4"(L*W*H)

Color : Silver Tone

Material: Aluminum; Color:Blue ;123g /pc

Size: 150 x 74 x10 mm/5.9 x 2.91 x 0.39 inch(L*W*T)

Pure aluminum heat sink, which is suitable for electronic, computer, electrical facilities, play a cooling effect

【Heatsink Size】20 x 15 x 10mm/ 0.79" x 0.59" x 0.39" with a M3 screw holes.

【High Quality】Made of silver anodized environmental aluminum profiles, good thermal conductivity, reduce the risk of hardware failure due to overheating.

【Widely Application】Fit for TO-220 Mosfet Transistors, Power IC, can be applied for cooling voltage regulators LM78XX, LM317, IRFXXX, TDAXX etc.

Product Name : Cooling 11 Fin;Material : Aluminium

Weight : 101g,Base board thickness:4.2mm,pin board thickness:1.3mm(1.8mm for two pin boards outside)

Size : 100mm x 40mm x 20mm / 3.9" x 1.6" x 0.8"(L*W*H)

★ Water cooling block size: 40 x 200 x 12mm; Material: aluminum alloy.

★ The surface of the water cooling block is polished, the inner flow channel is extruded into an M-shaped flow channel, brazing parts into a whole.

★ The pagoda nozzle has a minimum outer diameter of 7mm and can be connected to an inner diameter of 7-8mm Water pipe.

Packaging: Includes 2 black anodized aluminum radiators

Pre-coated thermal tape backing, Designed to maximize its surface area in contact with the cool air.

It can be used for passive cooling of 3D printers, LEDs, FPV transmitters, etc.

Material: Aluminum; Color: Silver

Size: 100mm*100mm*18mm / 3.94''x 3.94''x 0.71'' (L*W*H)

Pure aluminum heat sink, which is suitable for electronic, computer, electrical facilities, play a cooling effect

Well Packaged - With a storage box for 102pcs heatsinks, it perfectly divides the heat sinks into 17 categories.

Multiple applications - It can Cool Raspberry Pi VRM VRAM CPU GPU Small IC Laptop 3D Printers Stepper Motor Modules TMC2130 TMC2100 A4988 DRV8825 TMC2208. Multiple sizes, multiple application scenarios.

Good heat dissipation effect - Various Aluminum and Copper heat sinks with Thermal Conductive Adhesive Tape for cooling Raspberry Pi 4 and electronics components.

Heatsink Kit 40x40x11mm Thermal Conductive Adhesive Tape

Cooler Heat Sink for Cooling 3D Printers, TEC1-12706 Thermoelectric Peltier Cooler

40mmx40mmx11mm Heatsink

【Include】4 pieces 50mm aluminum heatsink (Weight: 2.15 oz / 61gram per piece, 14 fins per to meet the requirements of greater heat transfer)

【Size】50 x 50 x 20 mm/ 1.97 x 1.97 x0.78 Inch (L*W*T)

【Product Improvement】Made of high quality Aluminum, good thermal conductivity; After improving the quality of production and processing and the mold repair, the surface of the heat sink is not easy to be scratched, the fins are not easy to bend

Product Name: Heat sink Cooling Fin; Material: Aluminium

The quantity of blade: 22pcs; Color: Black

Size : 120 x 69 x 27mm/ 4.72"(L) x 2.72"(W) x 1.06"(H)

Size: 80 x 80 x 27 mm /3.15 x 3.15 x 1 inch (L*W*H)

Widely used for computer, Power Transistor, FET, IC, Power Amplifier, Voltage Regulator, MOSFET, SCR etc

Weight : 7.4 oz ; Base board thickness:6 mm ; Fins board thickness:0.8mm; Fins:26Pcs

Specifications: 1oo% Brand New High Quality , Product Name : Heatsink;

Material : Aluminum,Color : Silver Tone

Overall Size : 130 x 69 x 36mm/5.1" x 2.7" x 1.4" (L*W*H)

TEC1-12706 Thermoelectric Cooler Peltier 12V 60W

Operates Temperature: -50°C to 83°C

Voltage(V): 12V Umax (V): 15.4V Imax (A): 6A

40mm anodized aluminum heatsink; Dimension: 1.57 x 1.57 x 0.79 inch / 40 x 40 x 20mm (L*W*H)

Pre-applied blue thermal conductive adhesive tape backing, easy attach to the application with no cutting to do.

This 40mm heatsink kit is suitable for a variety of cooling applications such as 3D printer stepper motor NEMA17, PC chipset, power IC, power electric device, TEC1-12706 Thermoelectric module, LED light devices etc.

80mm anodized aluminum heatsink; Dimension: 3.15 x 1.57 x 0.43 inch / 80 x 40 x 11mm (L*W*H)

Pre-applied blue thermal conductive adhesive tape backing, easy attach to the application with no cutting to do.

This 40mm heatsink kit is suitable for a variety of cooling applications such as 3D printer stepper motor NEMA17, ender 3c, PC chipset, power IC, power electric device, TEC1-12706 Thermoelectric module, LED light, android auto MA1 devices etc.

[Large Area Heat Dissipation]: The fins increase the area of the board and thus provide for greater heat transfer.The aluminum heat sink can significantly reduce the hardware failure due to overheating and the design of the largest surface area can ensure contact with cooling air.

[Wide Application]: Cooling Accessary is designed for high-power home LED lights or aquarium LED devices. Suitable for IC circuit board, motherboard, triode, MOS tube, T0-3P high power tube, heat sink, electronic for Audio amplifier, module, power supply block, air-cooled aluminum heat sink

[Heatsink Specification]: SIZE: 300*140*20mm / 11.81*5.51*0.78"（Please make sure that the size of the heat sink fits that of your component）

👍【Radiator module】The surface design minimizes cooling when in contact with air. 16 heat sinks increase the sealing area, thus ensuring better heat dissipation.

👍【Application】Computer, FET, IC, power amplifier, voltage regulator, MOSFET, SCR, etc. Make sure that the size and heat dissipation of the heat sink are suitable for your components.

👍【Tape characteristics】high thermal conductivity, strong insulation, strong adhesion, softness, pressure resistance, heat resistance, double conductive tape, etc. It is a powerful assistant to solve the heat dissipation problem of many electronic products.

Compatible with M.2 SATA SSD drives

Supports different capacity of M.2 SSD

Physical compatible with either a 2.5” SSD drive or a 2.5” Hard rive

Made of high quality Aluminum, good thermal conductivity

Reduce the risk of hardware failure due to overheating

Maximize surface area Designed in contact with the cooling air. The 26 pcs fins increase the area of the board and thus provide for greater heat transfer