Scythe Updates Its Kotetsu Cooler with the Mark 4 Model

Published on January 06, 2026 | Translated from Spanish
Photograph of the Scythe Kotetsu Mark 4 CPU cooler, showing its unique tower design with aluminum heatsink, nickel-plated heatpipes, and the installed 120 mm Wonder Tornado fan.

Scythe Updates Its Kotetsu Cooler with the Mark 4 Model

The Japanese company Scythe introduces to the market the Kotetsu Mark 4, identified as SCKTT-4000. This new version, positioned in the affordable segment, seeks to offer an efficient cooling solution, continuing the legacy of the successful Mark 3. 🆕

Proven Dissipation Architecture

The Kotetsu Mark 4 does not alter the base formula that made its predecessor famous. It retains the single tower design, employing four 6 mm nickel-plated heatpipes. This system is responsible for transferring heat from the copper base to the extensive aluminum fin block. The assembly is presented as an evolution focused on optimizing what already worked. 🔧

Key Features of the Heatsink:
  • Single tower configuration for compatibility and efficiency.
  • Four nickel-plated heatpipes with a 6 mm diameter.
  • Polished copper base for optimal contact with the processor.
A cooler that renews itself without changing its essence, proving that sometimes evolution is a matter of refining the details.

The Novelty: the Wonder Tornado PWM Fan

The most significant update lies in the component that moves the air. Scythe has equipped this cooler with a 120 mm Wonder Tornado PWM fan. The PWM (Pulse Width Modulation) technology allows precise regulation of the fan speed, helping to balance thermal performance with the generated noise levels. 🌀

Advantages of the New Fan:
  • Automatic speed regulation via PWM signal.
  • Aims to offer a balance between powerful cooling and maintaining silence.
  • Updates the experience for users who prioritize a discreet system.

Focus on the Value Segment

The Kotetsu Mark 4 is specifically designed to compete in the budget range. Scythe aims with this model to provide a cooling option that does not compromise essential quality. By maintaining the central structure and improving the airflow element, the company aspires for this cooler to be the choice for those seeking sensible performance without a high investment. The evolution, in this case, focuses on a key component that redefines how air is managed inside the chassis. 💨