Heat is the silent performance killer—and this pad is built to stop it. The Upsiren 21W thermal pad delivers fast, efficient heat transfer between chips and heatsinks, helping your system run cooler and more stable under load. Made from premium conductive silicone, it fills microscopic gaps that thermal paste can’t handle alone. Whether you’re upgrading a GPU, CPU, or VRM setup, this pad brings reliable, long-term cooling you can trust.
Key Features
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Ultra-high 21W/m·K conductivity for rapid heat dissipation
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Premium conductive silicone pad material ensures consistent contact
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Non-conductive electrically, safe for sensitive components
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Soft, compressible structure fills uneven surfaces effectively
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Multiple sizes available: 100×100mm and 120×20mm
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Original, authentic quality for dependable performance
Why Choose Our Upsiren 21W Thermal Pad
Compared to standard pads, this GPU thermal pad offers significantly higher thermal conductivity, reducing temperatures and improving stability during gaming or heavy workloads. It also outlasts thermal paste, maintaining performance without drying out or pumping over time—making it ideal for long-term builds.
Perfect For
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GPU memory and VRM cooling
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CPU thermal pad applications and heatsinks
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Laptops, desktops, and compact PCs
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Consoles and high-performance electronics
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Enthusiasts and professionals seeking efficient heatsink cooling pad solutions
How to Use
Cut the pad to size if needed, place it between the chip and heatsink, and apply even pressure during installation. No curing time required.
Product Specs
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Brand: Upsiren
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Thermal Conductivity: 21W/m·K
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Material: Silicone-based thermal interface
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Sizes: 100×100mm / 120×20mm
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Application: GPU, CPU, VRM, and electronic cooling
Cool Smarter. Run Stronger.
Upgrade your thermal interface and unlock more stable performance. Experience the cooling difference Upsiren 21W can make in your system—install it and feel the results.


















