Skip to main content
Thermalright Peerless Assassin 120 CPU Air Cooler, 6 Heat Pipes, Dual 120mm TL-C12 PWM Fan, Aluminium Heatsink Cover, AGHP Technology, for AMD AM4/AM5/Intel LGA 1700/115X/1851/1200/2011/2066 (PA120
Thermalright

Thermalright Peerless Assassin 120 CPU Air Cooler

Bottom line: The Thermalright Peerless Assassin 120 CPU Air Cooler ($33.90 on Amazon as of 2026-10-07): 245W TDP rating handles most mainstream Ryzen and Core CPUs; main trade-off: 157mm height won't fit sub-160mm compact cases.

$33.90

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

Buy on Amazon — $33.90 Compare to similar cooling & fans

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ 245W TDP rating handles most mainstream Ryzen and Core CPUs
  • ✓ Dual TL-C12 PWM fans stay quiet at 25.6dB(A) and 66 CFM
  • ✓ 6 copper sintered heat pipes across a 9600cm2 dissipation area
  • ✓ Offset asymmetric tower clears the first PCIe GPU slot

Cons

  • ✗ 157mm height won't fit sub-160mm compact cases
  • ✗ 1.02kg dual-tower mass needs a solid motherboard backplate
  • ✗ No RGB or ARGB lighting on fans or heatsink
  • ✗ 245W ceiling limits heavy OC on hot 13900K/14900K chips

Related Products

Other products in this category you may like:

SpecPicks Verdict

SpecPicks scored Thermalright Peerless Assassin 120 CPU Air Cooler using a rating × review-volume × price-fit model applied to published specs and reviews across the cooling & fans category. Thermalright's cooling & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for cooling & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • 【Better cooling】 With Full electroplating reflow welding process, the effective heat dissipation area is 9600cm². The offset asymmetric layout is allowed to installation on first graphics card slot, so that the cooler can achieve excellent heat dissipation performance during work.
  • [Product specification] Thermalright PA120 ; CPU Cooler dimensions: 125(L)x135(W)x157(H)mm (4.92x5.31x6.18 inch); heat sink material: aluminum, CPU cooler is equipped with metal fasteners of Intel & AMD platform to achieve better installation, double tower cooling is stronger.
  • 【2 PWM Fans】TL-C12 fan×2; Standard size PWM fan:120x120x25mm (4.72x4.72x0.98 inches); Product weight:1.02kg(2.25lb); fan speed (RPM):1500rpm±10%; power port: 4pin; Voltage:12V; Air flow:66.17CFM(MAX); Noise Level≤25.6dB(A), leave room for memory-chip(RAM), so that installation of ice cooler cpu is unrestricted.
  • 【AGHP technique】6×6mm heat pipes apply AGHP technique, Solve the Inverse gravity effect caused by vertical / horizontal orientation, cpu cooler TDP is 245W. 6 pure copper sintered heat pipes & PWM fan & Pure copper base&Full electroplating reflow welding process, When CPU cooler works, match with ultra-silent airflow fans, aim to extreme CPU cooling performance.
  • 【Compatibility】The CPU cooler Socket supports: Intel: 1150/1151/1155/1156/1200/2011/2066/1700/17XX; AMD:AM4/AM5; For different CPU socket platforms, corresponding mounting plate or fastener parts are provided.

Full Specifications

BrandThermalright
ModelPA120-D2
Weight1.02kg
Voltage12
Wattage245 watts
MaterialAluminum,Silicone,Aluminium,Metal
Dimensions4.92x5.31x6.18 inch
Unit Count1.0 Count
Noise Level25.6 Decibels
Part NumberPA120-D2
Material TypeAluminum,Silicone,Aluminium,Metal
Cooling MethodAir
Number of Items1
Air Flow Capacity66.17 Cubic Feet Per Minute
Compatible DevicesDesktop
Power Connector Type4-Pin
Maximum Rotational Speed1500 RPM
Item Dimensions L x W x H4.92"L x 5.31"W x 6.18"H
Full listing titleThermalright Peerless Assassin 120 CPU Air Cooler, 6 Heat Pipes, Dual 120mm TL-C12 PWM Fan, Aluminium Heatsink Cover, AGHP Technology, for AMD AM4/AM5/Intel LGA 1700/115X/1851/1200/2011/2066 (PA120

Ready to buy?

Thermalright Peerless Assassin 120 CPU Air Cooler, 6 Heat Pipes, Dual 120mm TL-C12 PWM Fan, Aluminium Heatsink Cover, AGHP Technology, for AMD AM4/AM5/Intel LGA 1700/115X/1851/1200/2011/2066 (PA120 is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $33.90

*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.

Related Cooling & Fans

Keep exploring SpecPicks

Other buying guides

Browse the catalog

Editorial

More guides & deep dives from the SpecPicks archive

Browse all articles & guides →

More reviews from the SpecPicks archive

Browse all reviews →

Earliest SpecPicks reviews

Browse full archive →
Thermalright Peerless Assassin 120 CPU Air Cooler, 6 Heat Pipes, Dual 120mm TL-C12 PWM Fan, Aluminium Heatsink Cover, AGHP Technology, for AMD AM4/AM5/Intel LGA 1700/115X/1851/1200/2011/2066 (PA120
$33.90
View on Amazon →