Peerless Assassin 120 SE Black Friday Deals 2026: Top Offers

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The Thermalright Peerless Assassin 120 SE Black is a dual-tower CPU air cooler with 6 heat pipes, two 120 mm fans and a 155 mm height. For Black Friday 2026, the practical question is whether the exact Black variant fits your case and memory, and whether the listing includes the mounting hardware you need. I researched and compared specs, reviews and owner feedback to focus on the details that matter before checkout.

My pick for most people building a value-focused gaming or general-use desktop, the Thermalright Peerless Assassin 120 SE Black offers a substantial heatsink design without requiring liquid cooling. Check case height limits and RAM clearance first: the front fan can sit higher to clear memory, which increases the total cooler height. Below, you will find the key specifications, deal-checking steps and compatibility points to assess before buying.

How We Picked

• Compared the Thermalright Peerless Assassin 120 SE Black’s manufacturer-listed dimensions, fan configuration, heat pipes and socket support.
• Reviewed owner feedback and product reviews for recurring fit, installation, noise and clearance concerns.
• Considered Black Friday 2026 deal quality through listing accuracy, included accessories, seller details, return terms and stock visibility rather than headline claims.
• Prioritized practical compatibility checks for case height, memory modules, motherboard layout and CPU socket.

Our Verdict

#1 · Top pick

Thermalright Peerless Assassin 120 SE Black

The Thermalright Peerless Assassin 120 SE Black is a strong-value dual-tower air cooler for builders who have room for its 155 mm height and want two included 120 mm fans. Confirm RAM clearance and the exact mounting kit in the listing before buying.

Best for: Value-focused desktop builders with a case that supports a 155 mm CPU cooler

Cooler design

Dual-tower air cooler

Heat pipes

6 × 6 mm

Included fans

2 × 120 mm TL-C12C-S

Overall height

155 mm

Maximum fan speed

1,550 RPM

Socket support

Intel LGA 1700 and AMD AM5, plus additional sockets

Pros

• Dual-tower heatsink and 6 heat pipes provide substantial air-cooling hardware.
• Two 120 mm fans come included, so the cooler is ready for a dual-fan setup.
• Supports popular Intel and AMD desktop sockets, including LGA 1700 and AM5.
• A value-oriented alternative to more complicated liquid-cooling installations.

Cons

• The 155 mm height rules out cases with less CPU-cooler clearance.
• The front fan can conflict with taller memory modules or require a higher fan position.

Is the Thermalright Peerless Assassin 120 SE Black worth buying on Black Friday 2026?

Yes, the Thermalright Peerless Assassin 120 SE Black is worth considering if your case supports its 155 mm height and your memory clears the front fan. The Thermalright Peerless Assassin 120 SE Black's dual towers, 6 heat pipes and two included 120 mm fans make it a substantial air-cooling option.

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What should I expect from Thermalright Peerless Assassin 120 SE Black Friday deals?

The Thermalright Peerless Assassin 120 SE Black is a 6-heat-pipe, dual-tower cooler to assess by listing accuracy and compatibility during Black Friday 2026. The useful deal is the correct Black variant from a seller with clear product details, accessible return terms and the included mounting hardware stated plainly.

Compare the exact model name and photos, since product pages can group closely related versions. Check whether the listing identifies two TL-C12C-S fans, the mounting accessories and support for your socket. Retailer stock indicators and delivery details help distinguish a complete product listing from a confusing or incomplete one.

Before checkout, compare the listing against the specifications here rather than relying on a promotional headline. A deal on the wrong color or a related Peerless Assassin variant does not meet the same need. Keep your case and motherboard model nearby so you can confirm fit while shopping.

What are the Thermalright Peerless Assassin 120 SE Black specifications?

The Thermalright Peerless Assassin 120 SE Black has 6 heat pipes, two 120 mm fans and a 155 mm overall height. The design uses two heatsink towers to move heat into a large fin stack, with the included fans directing airflow through the cooler.

The supplied TL-C12C-S fans have a listed maximum speed of 1,550 RPM. Fan speed is only one part of a cooling setup: processor power, case airflow, fan curves and ambient conditions also affect temperatures and perceived noise. Treat manufacturer figures as reference specifications, not a guarantee of a particular result in every PC.

Socket support includes Intel LGA 1700 and AMD AM5, along with additional desktop sockets. Verify the specific mounting hardware for your motherboard and processor in the retailer’s listing. The 155 mm height is an especially important number to compare with the case manufacturer’s CPU-cooler clearance.

Will the Thermalright Peerless Assassin 120 SE Black fit my PC?

The Thermalright Peerless Assassin 120 SE Black needs at least 155 mm of case cooler clearance before any raised front-fan adjustment. Compare that height with your case specification, then leave room for a fan that sits above the heatsink to clear taller memory.

The two-tower footprint also deserves a motherboard-level check. Tall RAM modules, large motherboard heatsinks and nearby components can affect fan placement or installation access. Measure the height of your memory and inspect the cooler layout against the motherboard rather than assuming every DIMM kit fits under the front fan.

Confirm the socket mount before ordering: the product supports LGA 1700 and AM5, with support for additional sockets dependent on the supplied bracket set. Check the listing’s compatibility information for your exact platform and inspect the package contents. A careful clearance check is more useful than relying on a broad claim that a cooler fits most builds.

How difficult is Thermalright Peerless Assassin 120 SE Black installation?

The Thermalright Peerless Assassin 120 SE Black installation involves mounting a dual-tower heatsink and attaching two 120 mm fans. Builders should set aside room to reach the mounting hardware and follow the supplied instructions for the exact Intel or AMD bracket.

A large air cooler can make access around the CPU socket tighter than a compact heatsink. Check whether your case allows convenient access to the motherboard backplate, and confirm the cooler’s orientation before tightening the mount. Keep the included fan clips and screws together while unpacking so the second fan can be installed as intended.

If the front fan touches memory, raising the fan can add to the cooler’s total height. Recheck the case clearance after positioning the fan, not just against the bare heatsink measurement. Confirm the final fan orientation follows your case airflow plan, then make sure cables stay clear of the fan blades.

How does the Thermalright Peerless Assassin 120 SE Black perform?

The Thermalright Peerless Assassin 120 SE Black pairs 6 heat pipes with two 120 mm fans to manage CPU heat through a large air-cooling assembly. That hardware makes the cooler relevant for gaming and everyday desktop builds where buyers want a substantial heatsink rather than a liquid-cooling loop.

Cooling results depend on the processor, power limits, workload, case airflow and fan curve. Owner feedback and product reviews offer useful context, but system configurations differ. Compare reports from systems with a CPU and case setup close to yours instead of treating one temperature or noise result as universal.

The listed maximum fan speed is 1,550 RPM, while actual fan behavior depends on motherboard settings. A tuned fan curve can balance cooling and acoustics for a particular system. Buyers with high-power processors should also compare independent results for their specific CPU and intended workload before making a final choice.

What should I check before buying the Thermalright Peerless Assassin 120 SE Black?

The Thermalright Peerless Assassin 120 SE Black needs four key checks: correct variant, socket bracket, 155 mm case clearance and RAM clearance. Those details matter more than a headline that only says the cooler is compatible with a wide range of PCs.

Start with the exact name and color in the listing, then check that two fans and the required mounting hardware are included. Confirm your CPU socket against the listing and manufacturer documentation. If the product page groups several versions together, use the model details and package photographs to verify the option selected.

Finally, review the retailer, return policy, delivery information and stock status. These checks help you avoid a mismatched order and give you a clear route if the cooler does not fit. For Black Friday 2026, compare complete listings rather than choosing on a banner alone.

Buying Guide

Confirm the exact Black variant

The Thermalright Peerless Assassin 120 SE Black is one specific color variant within a broader product family. Match the full model name, product photos and package contents on the retailer page before adding it to your cart. Check that the selected option is Black and includes the two 120 mm fans.

Measure case and memory clearance

The Thermalright Peerless Assassin 120 SE Black stands 155 mm tall before accounting for a raised front fan. Compare the dimension with your case’s CPU-cooler limit, and check memory height against the front fan position. Allow for fan adjustment rather than measuring only the heatsink.

Verify your CPU socket and included mount

The Thermalright Peerless Assassin 120 SE Black supports sockets including Intel LGA 1700 and AMD AM5. Confirm the exact socket and mounting parts listed for the product you are buying. Check motherboard and retailer details when a product page combines multiple Peerless Assassin versions.

Compare the complete Black Friday listing

The Thermalright Peerless Assassin 120 SE Black deal deserves a seller, stock and return-policy check alongside the product specifications. Compare the full listing, included accessories, delivery details and return terms across retailers. Clear product identification is essential when several similar cooler variants appear in search results.

Alternatives to Consider

• DeepCool AK620 CPU Air Cooler: Choose the DeepCool AK620 CPU Air Cooler if you prefer its design, brand ecosystem or available fit information. Compare the complete dimensions and socket hardware against your own build before choosing it over the Thermalright Peerless Assassin 120 SE Black.
• Noctua NH-D15 chromax.black: The Noctua NH-D15 chromax.black suits buyers who prioritize Noctua’s cooler design and support materials. Check its larger physical footprint against your case and memory, then compare the exact package contents with the Thermalright Peerless Assassin 120 SE Black.
• Cooler Master Hyper 212 Halo Black: Pick the Cooler Master Hyper 212 Halo Black if a single-tower layout better suits your build’s clearance or styling needs. Confirm its fan and socket configuration for your processor before weighing it against the Thermalright Peerless Assassin 120 SE Black.

FAQ

How tall is the Thermalright Peerless Assassin 120 SE Black?

The Thermalright Peerless Assassin 120 SE Black measures 155 mm tall with its standard fan arrangement. Check your case’s CPU-cooler clearance before buying, and allow extra room if you need to raise the front fan above taller memory modules.

How many fans come with the Thermalright Peerless Assassin 120 SE Black?

The Thermalright Peerless Assassin 120 SE Black includes 2 TL-C12C-S fans, each measuring 120 mm. Confirm the selected retailer listing identifies the Black variant and includes both fans, particularly when the product page groups related cooler versions or options.

Does the Thermalright Peerless Assassin 120 SE Black support AM5?

Yes, the Thermalright Peerless Assassin 120 SE Black lists AMD AM5 support, alongside Intel LGA 1700 and additional sockets. Check the listing’s included mounting hardware and compatibility details for your exact motherboard and processor before placing an order.

Does the Thermalright Peerless Assassin 120 SE Black fit tall RAM?

The Thermalright Peerless Assassin 120 SE Black can have front-fan clearance limits with tall memory. Check your DIMM height and the cooler layout before buying. Raising the front fan can clear some modules, but the adjustment increases the cooler’s overall height.

Is the Thermalright Peerless Assassin 120 SE Black suitable for gaming?

The Thermalright Peerless Assassin 120 SE Black is a substantial air cooler for gaming desktops, with 6 heat pipes and 2 fans. Suitability depends on your CPU, case airflow and workload, so compare performance reports for a processor and configuration close to yours.

What should I look for in Thermalright Peerless Assassin 120 SE Black Friday 2026 deals?

For Thermalright Peerless Assassin 120 SE Black Friday 2026 deals, verify the exact Black variant, 2 included fans, socket mount, seller, stock and return terms. Check the 155 mm height against your case and account for RAM clearance before deciding which listing suits your PC.