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Keep Your High-Performance CPU Cool
The Thermalright Peerless Assassin 120 SE EXTREM CPU air cooler is engineered for high-performance computing, featuring a dual tower design with 6 heat pipes and dual 120mm PWM fans. This setup ensures excellent heat dissipation, keeping your CPU temperatures low even under heavy loads. Its 154mm height is designed for broad chassis compatibility, while the memory-avoiding design prevents interference with RAM slots.
With a fan speed of up to 1850 RPM and an airflow of 82 CFM, this cooler effectively manages CPU heat. The 4-pin PWM connector allows for intelligent speed adjustment based on system temperature, maintaining a noise level of ≤29.6 dB(A). The heatsink is constructed from aluminum and copper, providing durability and efficient thermal transfer. It comes with comprehensive mounting accessories for both Intel LGA1851/1700/115x and AMD AM4/AM5 platforms.
For Indian builders, this cooler offers a reliable cooling solution that supports the latest processors. All customs duties and GST are included in the price, with delivery via ExpressBox. Ensure your PC build runs cool and efficiently with this high-performance air cooler.
Superior Cooling Performance
The Thermalright Peerless Assassin 120 SE EXTREM utilizes a dual tower heatsink with 6 AGHP heat pipes and dual 120mm PWM fans to deliver exceptional cooling. This advanced design effectively dissipates heat from high-performance CPUs, ensuring stable operation during intense gaming sessions or demanding workloads. Its construction from aluminum and copper, combined with a 154mm height, offers a larger heat dissipation area and broad chassis compatibility, making it a top choice for enthusiasts seeking reliable thermal management for their PC builds.
Ideal for Enthusiasts, Skip if Building a Basic Office PC
This cooler is perfect for gamers, content creators, and users running high-TDP processors who demand top-tier cooling performance and quiet operation. Its compatibility with the latest Intel and AMD sockets makes it a versatile choice. However, if you are building a basic office PC for light tasks like web browsing or document editing, a simpler, single-tower cooler or the stock CPU cooler may suffice and offer cost savings.
Typical situations where Thermalright Peerless Assassin 120 SE EXTREM CPU Air Cooler | 154mm Height helps — illustrative scenarios, not customer reviews.
Building a high-end gaming PC in a warm Indian climate.
This cooler's dual-tower design and efficient PWM fans provide robust cooling, preventing thermal throttling during long gaming sessions even in higher ambient temperatures common in Indian summers.
Upgrading a CPU on an existing motherboard with limited RAM clearance.
The cooler's chamfered design avoids memory interference, and the fan can be installed upwards if needed, ensuring compatibility with tall RAM modules and allowing for a smooth upgrade process.
| Installation | Requires motherboard backplane for AMD installation. Includes mounting accessories and manual/video guide. |
| Power Connector | 4-pin PWM fan header on motherboard |
| Power Consumption | 3.36 Watts (approx. per fan) |
| Cost per unit | 1 cooler at ₹6,920 — ₹6,920 per cooler |
| Shelf life after opening | N/A (Durable component) |
| Reapplication math | N/A (Durable component) |
| Contraindications | Ensure chassis dimensions and motherboard socket compatibility before purchase. |
| Allergens / common irritants | N/A |
CrowCrowCrow helps you bring this product to India. Any warranty is offered by Thermalrightunder its own policy.
| Feature | Thermalright Peerless Assassin | Others |
|---|---|---|
| Cooling Performance | Dual tower, 6 heat pipes, 1850 RPM PWM fans, 82 CFM airflow, ≤29.6 dB(A) noise. | Single tower coolers often have fewer heat pipes, lower fan speeds, and higher noise levels. Typical local options may offer 4 heat pipes and 1500 RPM fans. |
| Socket Compatibility | Intel LGA1851/1700/115x, AMD AM4/AM5. Includes all mounting hardware. | Local coolers may support fewer socket generations or require separate mounting kits, potentially limiting compatibility with newer CPUs. |
| Build Quality & Materials | Aluminum fins, copper base, AGHP heatpipe technology, anodized top plate. | Many local alternatives use simpler aluminum heatsinks with fewer heat pipes and may lack advanced features like AGHP technology. |
| Cost per Unit | 1 cooler at ₹6,920 — ₹6,920 per cooler | Comparable dual-tower coolers in India can range from ₹4,000 to ₹7,000, depending on brand and features. |
| Memory Clearance | Chamfered design avoids memory interference; fan can be installed upwards. | Some basic coolers may block taller RAM modules, requiring fan repositioning or limiting RAM choices. |
| SKU | knb5100 |
| GTIN | 0739538427200 |
| Model | Peerless Assassin 120 SE EXTREM |
| Cooling Method | Air Cooling |
| Heatsink Height | 154 mm (6.06 inches) |
| Heatsink Dimensions | 125 x 135 x 154 mm (4.92 x 5.31 x 6.06 inches) |
| Heatsink Material | Aluminum, Copper |
| Fan Size | 120 x 120 x 25 mm (4.72 x 4.72 x 0.98 inches) |
| Fan Speed | 1850 RPM ± 10% |
| Fan Connector | 4-pin PWM |
| Rated Fan Noise | ≤ 29.6 dB(A) |
| Rated Airflow | 82 CFM |
| Rated Voltage | DC 12V |
| Rated Current | 0.28A (MAX) |
| Rated Static Pressure | 2.1 mm H2O |
| Intel Socket Compatibility | LGA1851/1700/1150/1151/1155/1156/1200 |
| AMD Socket Compatibility | AM4/AM5 |
| Memory Clearance | Avoids interference, can be installed upwards if memory is tall |
| Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners |
About Thermalright
Thermalright is renowned for high-performance PC cooling solutions, specializing in advanced CPU air coolers and thermal management hardware for enthusiasts.
Compliance & Legal
No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.
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This item:
Thermalright Peerless Assassin 120 SE EXTREM CPU Air Cooler | 154mm Height, Dual 120mm PWM Fans, AM5/AM4, LGA1700
6,920
This item
Thermalright Peerless Assassin 120 SE EXTREM CPU Air Cooler | 154mm Height, Dual 120mm PWM Fans, AM5/AM4, LGA1700
6,920
Total price:
20,740
You save 2,390 (10%) Extra3 items selected
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20,740You save 2,390 (10%) Extra
| Attributes | Current |  |  |  |  | ||
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price | 6,920 7,720 | 7,010 7,820 | 6,810 7,590 | 6,770 7,560 | 7,010 7,830 | 1,820 2,610 | 1,590 2,380 |
| Rating | 4.80(41) | 4.70(558) | 4.70(3,210) | 4.70(1,526) | 4.80(134) | 4.70(393) | 4.80(696) |
| Brand Name | Thermalright | Thermalright | Thermalright | Thermalright | Thermalright | Noctua | Thermalright |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
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