# Thermalright Peerless Assassin 140 SE ARGB Dual-Tower CPU Cooler

Thermalright Peerless Assassin 140 SE ARGB is a dual-tower air CPU cooler with six heat pipes and two PWM fans. It lists support for AM4 and AM5, plus several Intel LGA sockets, making socket and case clearance the key checks before buying.

- [Original product page](https://bargainclover.top/product/thermalright-peerless-assassin-140-se-argb-cpu-cooler)
- [View offer](https://bargainclover.top/visit/thermalright-peerless-assassin-140-se-argb-cpu-cooler)
- Market: IE
- Language: en-IE
- Currency: EUR
- Brand: Thermalright
- Model: Peerless Assassin 140 SE ARGB
- Category: Computers > Computer Components > Computer Cooling
- Price: 39.51 EUR
- Previous price: 49.39 EUR
- Discount: 20%
- Price checked: 2026-11-13T12:40:27.050Z

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Dual-tower heatsink pairs six heat pipes with one 120 mm and one 140 mm PWM fan.
- PWM fans are described as adjusting speed in response to motherboard temperature.
- ARGB lighting uses a listed +5V 3-pin connector.
- Installation accessories are stated to be supplied. AMD installation uses the original motherboard backplane.

## Pros

- Two different-size PWM fans provide motherboard-controlled fan speed adjustment.
- Socket support includes recent AMD AM4/AM5 and Intel LGA 1851/1700 platforms.
- ARGB lighting is specified alongside the standard fan PWM connection.

## Cons

- The listed cooler dimensions are 140 x 160 x 158 mm, so verify case and component clearance before choosing this dual-tower design.

## Specifications

### Identity
- Brand: Thermalright
- Model: Peerless Assassin 140 SE ARGB
### Cooling and fans
- Cooling method: Air
- Heat pipes: 6 fully electroplated anti-oxidation heat pipes
- 120 mm fan speed: 1850RPM ± 10%
- 140 mm fan speed: 1500RPM ± 10%
- 120 mm fan airflow: 88.89 CFM
- 140 mm fan airflow: 77.8CFM
- 120 mm fan noise: ≤ 29.5 dbA
- 140 mm fan noise: ≤ 25.6 dbA
- Fan connector: 4pin PWM
- Lighting connector: +5V 3PIN ARGB
- Rated heat dissipation: 275W
### Compatibility and dimensions
- Supported Intel sockets: LGA 1851/1700/1150/1151/1155/1156/1200
- Supported AMD sockets: AM4/AM5
- Cooler dimensions: 140 x 160 x 158 mm \(with fan\)
- 120 mm fan dimensions: 120 x 120 x 28 mm
- 140 mm fan dimensions: 140 x 140 x 27 mm
### Materials and connections
- Material listed: Aluminum
- Power connector type: 4-Pin
- Voltage: 12 Volts \(AC\)

## Before you buy

- The listing gives a 275W heat-dissipation rating and an aggregate details-table noise figure of 29.5 Decibels, while its fan-specific specifications state different speeds, airflow and noise for the 120 mm and 140 mm fans. Treat the heat rating and aggregate noise figure as listing claims, not verified performance. Dimensions also appear in differing formats. Confirm the selected version's dimensions, fan specifications and required socket mounting before purchase. AMD installation is stated to require the original motherboard backplane.

## In the box

- CPU cooler (Included)

## A good fit for

- Desktop builders seeking a dual-tower air cooler with two PWM fans and listed support for AM4/AM5 or compatible Intel sockets.
- Builders adding a 5V 3-pin ARGB lighting connection to a compatible system.

## Less suited to

- Buyers who cannot confirm clearance for the listed 140 x 160 x 158 mm cooler dimensions.
- Systems whose motherboard lacks the required socket mounting support or a compatible 5V 3-pin ARGB connection when lighting control is required.

## Frequently asked questions

### Which CPU sockets are listed as compatible?
The listing names AMD AM4/AM5 and Intel LGA 1851, 1700, 1150, 1151, 1155, 1156 and 1200. Check the mounting requirements for your exact motherboard.
### What are the cooler dimensions?
The description gives 140 x 160 x 158 mm with the fan, while the details table gives 14L x 16W x 15.8H centimetres. Confirm clearances and the selected listing's dimensions before installation.
### Does the cooler include ARGB lighting?
The listing describes two ARGB fans and specifies a +5V 3-pin lighting connector. Confirm that your motherboard or lighting controller supports that connector.
### What is needed for AMD installation?
The listing says to use the original motherboard backplane for AMD installation, in addition to the supplied installation accessories.

## Alternative options

- [ARCTIC MX-7 \(8g\)-High Performance Thermal Paste for CPUs, Consoles, Processors, Graphics Cards and Laptops-High Conductivity, Long Lasting, Non-Conductive or Capacitive Electronic Component Fan](https://bargainclover.top/visit/thermalright-peerless-assassin-140-se-argb-cpu-cooler)
- [TR Phantom Spirit 120SE CPU Cooler, 7 Heat Pipe CPU Cooler, Dual Fan 120mm TL-C12B V2 PWM,AGHP 4.0 Technilogy, For AMD AM4 AM5/Intel 1700/1150/1151/1200](https://bargainclover.top/visit/thermalright-peerless-assassin-140-se-argb-cpu-cooler)
- [Thermalright Phantom Spirit 120SE ARGB CPU Air Cooler, 7 Heatpipes CPU Cooler, Dual 120 mm TL-C12B-S V2 PWM Fan, AGHP 4.0 Technology, for AMD AM4/AM5/Intel lga1851/1700/1150/1151/1200, PC Cooler](https://bargainclover.top/visit/thermalright-phantom-spirit-120se-argb-cpu-air-cooler)

## Add-ons

- [ARCTIC MX-4 Thermal Paste for All Processors \(CPU, GPU-PC, PS4, Xbox\), 4 G, Very High Thermal Conductivity Long Durability, Safe Application, Non-Conductive, Non-Capacitive](https://bargainclover.top/visit/thermalright-peerless-assassin-140-se-argb-cpu-cooler)
- [AMD Ryzen™ 7 9800X3D 100001084WOF](https://bargainclover.top/visit/thermalright-peerless-assassin-140-se-argb-cpu-cooler)

## Images

![Thermalright Peerless Assassin 140 SE ARGB Dual-Tower CPU Cooler — 1](https://bargainclover.top/i/CI-Oyx3E4aC52VDrmdlmQ_P9aYJBOGK2UoNvfXkj0MB4lKafeNk85BuEfQT241UdNrVs3bwUyyRlAq-wtIMhSyu4eXYwTBiHDpijsl_ONV_yoXK8JZQ-.jpg)

![Thermalright Peerless Assassin 140 SE ARGB Dual-Tower CPU Cooler — 2](https://bargainclover.top/i/sdYmjzLH6uFIVwHTcD7smz8hX7gQ9K2mbzFybR_Ik0Th61-U8cO8UagYof6cJ_Zl3fnk6JD4nyqEZmW7i8Ad3x4RehtLuhHllZ2oqalVdQbjlAG86LV9.jpg)

![Thermalright Peerless Assassin 140 SE ARGB Dual-Tower CPU Cooler — 3](https://bargainclover.top/i/DwJIqaFJpjHFPxwCuRLSAIAwrwukv0Mz7t5HIEgbtU4EtrZQSX42_azuihryU4FLUp6ggYoh9FgEJ89bR-6oLxAnjLAow6ElZyhefRylqvuASopB2voi.jpg)

![Thermalright Peerless Assassin 140 SE ARGB Dual-Tower CPU Cooler — 4](https://bargainclover.top/i/2krfaVd97Bj3qxpmWGf3ZmpUFOvgjPfOOyWSf6iwkngCtQhPNhpRdSZ5vPgJKFhyjuz7w8b0atv6hmKx7mymqthqkEQLJURjdPPUtVyDuf0gNvYrnoqf.jpg)

![Thermalright Peerless Assassin 140 SE ARGB Dual-Tower CPU Cooler — 5](https://bargainclover.top/i/9A7e7DFQ7YJL3os7mKkMQOX5luTMcgUgicyeJAjhTo-UFGEGZTRivjDw6kAox7a60TkSC-dmBjwnr3ORtAXwczIt8uPOg-MoQXm8kWvNO-EibLM6ANHc.jpg)

![Thermalright Peerless Assassin 140 SE ARGB Dual-Tower CPU Cooler — 6](https://bargainclover.top/i/xFhWjbKThC5e7ohCZKBVyr0o_0Eknmuy-q5l_worYYu3jfe4-tznh3etj0GrfzYWLDb6ovAytxI4Mnoipd9PDRvs3nZvixyCniBag86wojNhmwWAsEdz.jpg)