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Newzoll Heatsinks: 2 Picks Ranked by Specs

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We compared 2 models to find the best newzoll heatsinks for your needs. Newzoll offers copper thermal pads and shims in various sizes to fill gaps between chips and cooling surfaces. These products support passive heat dissipation tasks for notebooks and components like CPUs or GPUs. The top pick is the Newzoll 40-Piece Copper Heatsink Pads, which leads due to its pure copper material and precise gap-filling capability for DIY repairs. Our rankings are based strictly on the specifications published on the listings, such as material composition and weight.

Quick picks

#ProductBest forPrice
1 Newzoll 40-Piece Copper Heatsink Pads Best overall passive heat dissipation in notebooks Check price of Newzoll 40-Piece Copper Heatsink Pads on Amazon
2 Newzoll Copper Heatsinks Shim, 4 Sizes Best budget filling gaps between chips and heatsinks Check price of Newzoll Copper Heatsinks Shim, 4 Sizes on Amazon

Our 2 picks

Best overall

Newzoll 40-Piece Copper Heatsink Pads

Best for: passive heat dissipation in notebooks

Material
Pure copper
Cooling Method
Passive
Compatible Device
Notebook, CPU, GPU, RAM, VGA, IC chip
Weight
3 ounces

View on Amazon: Newzoll 40-Piece Copper Heatsink Pads Affiliate link

This kit includes 40 pure copper pads in four sizes for passive heat dissipation. The set contains 15x15mm and 20x20mm variants at 0.5mm and 1mm thicknesses. The material offers high thermal conductivity and a smooth surface without burrs. It is designed for gap filling between components like CPUs, GPUs, and RAM. You get 10 pieces of each size to handle various notebook or desktop repairs.

Pros

  • Made from pure copper for high thermal conductivity
  • Includes four distinct sizes for flexible gap filling
  • Smooth surface with no edge burrs
  • Contains 40 pieces total for multiple repairs

Cons

  • Passive cooling only without active fans
  • Limited to specific small dimensions
  • Requires manual installation for each component

Good fit if

  • You need to fill gaps between chips and heatsinks
  • You are repairing graphics cards or notebook CPUs
  • You require pure copper for better heat transfer

Skip if

  • You need active cooling with fans
  • You require large heatsink blocks
  • You want pre-applied adhesive pads

Verdict: Newzoll Copper Thermal Pads 40 Pack provides essential pure copper material for passive heat dissipation tasks. You should choose this kit if you are performing DIY repairs on CPUs, GPUs, or RAM modules where precise gap filling is required.

Best budget

Newzoll Copper Heatsinks Shim, 4 Sizes

Best for: filling gaps between chips and heatsinks

Material
Pure copper
Cooling Method
Passive
Compatible Device
Laptop, CPU, GPU, RAM, VGA, IC chip
Dimensions
15 x 15mm, 20 x 20mm
Weight
4.23 ounces

View on Amazon: Newzoll Copper Heatsinks Shim, 4 Sizes Affiliate link

This pack of 40 pure copper shims helps you fill gaps between heat sources and cooling surfaces. You get four sizes: 15x15mm and 20x20mm pads with thicknesses of 0.8mm, 1.0mm, and 1.5mm. The material offers high thermal conductivity for passive cooling. It is designed for notebooks, CPUs, GPUs, RAM, and IC chips. This kit suits builders who need precise gap filling for DIY Arduino projects or graphics card repairs.

Pros

  • Made of pure copper for high thermal and electrical conductivity
  • Includes 40 pieces across four distinct sizes and thicknesses
  • Smooth surface with no burrs on the edges
  • Suitable for passive heat dissipation on CPUs and GPUs

Cons

  • Passive cooling only requires active airflow to work effectively
  • Small surface area limits heat dissipation for high-power chips
  • Requires manual cutting or stacking to fit specific gaps

Good fit if

  • You need to fill small gaps between a chip and a heatsink
  • You are working on DIY Arduino or electronics projects
  • You want to improve heat conduction on a graphics card

Skip if

  • You need an all-in-one solution without manual installation
  • You require active cooling with a built-in fan
  • You need to cool a high-end desktop CPU directly

Verdict: Newzoll Copper Heatsinks Shim 40 Pack provides versatile pure copper pads for gap filling. It fits builders who need to bridge small spaces between components and cooling surfaces for better passive heat transfer.

Specifications side by side

Spec Newzoll 40-Piece Copper Heatsink Pads Newzoll Copper Heatsinks Shim, 4 Sizes
Material Pure copper Pure copper
Cooling Method Passive Passive
Compatible Device Notebook, CPU, GPU, RAM, VGA, IC chip Laptop, CPU, GPU, RAM, VGA, IC chip
Dimensions not stated 15 x 15mm, 20 x 20mm
Weight 3 ounces 4.23 ounces
Model 21FR00039 21FR00040

Newzoll Heatsinks: 2 Picks Ranked by Specs

The Newzoll lineup splits into two clear groups based on form factor. The first group includes the Newzoll 40-Piece Copper Heatsink Pads. This kit weighs 3 ounces and uses pure copper for precise gap filling. It suits builders repairing CPUs, GPUs, or RAM modules in notebooks where passive heat dissipation is key. The model number is 21FR00039.

The second group features the Newzoll Copper Heatsinks Shim in four sizes. Weighing 4.23 ounces, this pure copper option bridges small spaces between components and cooling surfaces. It is ideal for those needing versatile gap filling. The model number is 21FR00040. Choose the pads for targeted component repair or the shims for broader spacing adjustments across your system.

Who should buy Newzoll heatsinks

Newzoll targets builders focused on passive thermal management for laptops and small form factor systems. The range covers pure copper pads and shims in multiple sizes. You get precise gap filling for CPUs, GPUs, or RAM modules. The smallest kits weigh 3 ounces, while the shim pack adds 4.23 ounces. These products bridge small spaces between chips and cooling surfaces. You will not find active fans or large tower coolers here. This brand does not offer liquid cooling solutions or RGB lighting. It is strictly for DIY repairs requiring copper material. You should choose this brand if your work involves static heat dissipation rather than high airflow requirements.

How to choose the right one

  1. Match gap sizes

    You must measure the space between your chip and the cooling surface before buying. The Newzoll 40-Piece Copper Heatsink Pads offer four distinct sizes to cover various gaps. This variety ensures you find a pad that fits tightly without excess material. A tight fit maximizes thermal contact. If your gap is non-standard, the shim pack provides additional options. Choose the kit that includes the specific thickness you measured to ensure effective passive heat dissipation.

  2. Verify copper purity

    Thermal performance relies heavily on the material used. Both Newzoll kits use pure copper, which offers high thermal conductivity. This material is superior to aluminum for heat transfer in small spaces. You should check the product description to confirm the material composition. Pure copper helps bridge the gap between components and heatsinks efficiently. Avoid composite materials if you need maximum heat transfer for CPUs or GPUs in notebooks.

  3. Count your pads

    The quantity of pads in the pack matters for your repair project. The standard kit contains forty pieces, which is sufficient for multiple components. You can use them on CPUs, GPUs, or RAM modules simultaneously. If you only need to fix one device, a smaller pack might suffice, but Newzoll offers consistent 40-piece counts. Ensure the count meets your needs to avoid buying separate packs for a single repair job.

  4. Check weight specs

    Weight indicates the amount of copper included in the package. The standard pads weigh three ounces, while the shim pack weighs 4.23 ounces. This difference reflects the varying thicknesses and sizes included. Heavier packs generally contain more material or thicker shims. You should compare these weights to estimate the value and coverage area. A heavier pack provides more surface area for heat dissipation tasks.

  5. Identify device type

    These products are designed for passive heat dissipation in notebooks. They are ideal for DIY repairs on internal components. You should not use these on large desktop towers with active fans. The pads are meant to fill small gaps in compact systems. Verify that your device is a laptop or small form factor PC. Using these on incompatible hardware will not improve cooling performance effectively.

Frequently asked questions

Which Newzoll heatsink is best for notebook repairs?

The Newzoll 40-Piece Copper Heatsink Pads is the best overall choice for passive heat dissipation in notebooks. This kit provides pure copper material essential for precise gap filling. You should select this option when performing DIY repairs on CPUs, GPUs, or RAM modules. The model 21FR00039 weighs 3 ounces, making it a compact solution for tight spaces.

How do Newzoll copper shims help with thermal management?

Newzoll copper shims bridge small spaces between components and cooling surfaces to improve passive heat transfer. The Newzoll Copper Heatsinks Shim in four sizes fits builders who need to fill gaps between chips and heatsinks. This versatile pure copper pad ensures better contact. The model 21FR00040 weighs 4.23 ounces, offering a slightly heavier but robust option for gap filling tasks.

What material are Newzoll thermal pads made from?

Newzoll thermal pads and shims are made from pure copper. This material is chosen for its excellent thermal conductivity and durability in passive heat dissipation tasks. Both the 40-piece pads and the four-size shim pack utilize this same high-quality copper. Pure copper ensures efficient heat transfer from chips to cooling surfaces without the need for active fans.

Are Newzoll heatsinks suitable for GPU repairs?

Yes, Newzoll heatsinks are suitable for GPU repairs. The Newzoll 40-Piece Copper Heatsink Pads are specifically recommended for DIY repairs on GPUs where precise gap filling is required. The pure copper material helps manage heat effectively. These pads ensure that the thermal interface is complete, allowing the GPU to operate within safe temperature ranges during intensive tasks.

What is the difference between the Newzoll pad kit and the shim pack?

The primary difference lies in their specific applications and weights. The 40-piece pad kit (model 21FR00039) weighs 3 ounces and is ideal for general passive dissipation. The shim pack (model 21FR00040) weighs 4.23 ounces and is designed for filling specific gaps between chips and heatsinks. Both use pure copper, but the shim pack offers four distinct sizes for varied gap dimensions.

Can I use Newzoll copper pads for RAM modules?

Yes, you can use Newzoll copper pads for RAM modules. The Newzoll 40-Piece Copper Heatsink Pads are designed for precise gap filling on various components, including RAM. This ensures that heat generated by the memory chips is effectively transferred away. The pure copper construction provides reliable thermal performance, making these pads a versatile choice for laptop and desktop memory cooling solutions.

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