Hardware Spec Index

Zephyra CL-2438 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL2438-ULTRA · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index1,835 (CPU Coolers scale)
Category rank#27,953
Street price$109
Power17 W
Performance per dollar16.83
Released2023

Specifications

BrandZephyra
ModelZephyra CL-2438 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,100 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise26 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-2438 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/96566897 (accessed 2026-10-23).