Hardware Spec Index

Zephyra CL-4289 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL4289-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index2,355 (CPU Coolers scale)
Category rank#47,000
Street price$169
Power17 W
Performance per dollar13.93
Released2022

Specifications

BrandZephyra
ModelZephyra CL-4289 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,200 RPM
Pump3,400 RPM
Rated cooling330 W (manufacturer rating)
Noise33 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

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Cite this page: Hardware Spec Index, “Zephyra CL-4289 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/54375691 (accessed 2026-10-20).