Mechanic Master Announced Klein Dual-Radiator Coolers
The new CPU cooling series uses a split-radiator design to expand total heat-exchange capacity for high-end systems.
Updated on Sept. 21, 2026 in Computers

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Mechanic Master has unveiled its new Klein series of liquid CPU coolers, which feature a unique dual-radiator configuration. This design aims to increase the total heat-exchange area compared to traditional all-in-one liquid cooling solutions.
Why it matters
By utilizing extended tubing to connect two radiators, the Klein series seeks to provide significantly higher cooling capacity for high-performance processors. This unconventional layout allows for more efficient thermal management within specialized computer builds.
The Klein series includes three models: the K240+120, K360+120, and K360+360. Each unit utilizes all-black fans equipped with spiral-grooved blades to facilitate airflow across the dual-radiator setup.
The players
Mechanic Master
Mechanic Master is a hardware manufacturer known for producing specialized components and computer chassis solutions.
The details
The water block integrated into the Klein series units stands out with an LCD screen, a physical D-pad, and ABXY buttons for user control. Depending on the specific model, these radiators mount to the top, rear, or beside the motherboard tray of the computer case.
Timeline
Mechanic Master announced the Klein series AIO coolers on September 21, 2026.
The Tech Race
This cooling configuration marks a structural departure from the industry-standard single-radiator all-in-one liquid coolers. By scaling the surface area, the series pushes against the physical constraints typically found in standard PC cooling thermal management.
PC builders may gain more thermal headroom for high-wattage processors, but the split-radiator design could complicate case compatibility and cable management. Users should wait for technical reviews to see if the cooling gains justify the potential increase in build difficulty.
The takeaway
The Klein series demonstrates an aggressive push toward maximizing heat dissipation by diversifying radiator placement within a single cooling loop. Enthusiasts should consider their specific chassis dimensions carefully, as this dual-radiator setup will likely require significantly more space than traditional AIO units.
Further reading
For more information on hardware cooling trends, visit the Computers section.
Source note: This article includes information reported by KitGuru.
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