Hardware Spec Index

Zephyra CL-4557 Core 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL4557-CORE · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index2,358 (CPU Coolers scale)
Category rank#17,592
Street price$199
Power17 W
Performance per dollar11.85
Released2020

Specifications

BrandZephyra
ModelZephyra CL-4557 Core
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,500 RPM
Pump3,100 RPM
Rated cooling330 W (manufacturer rating)
Noise35 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-4557 Core 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/14780323 (accessed 2026-10-25).