Hardware Spec Index

Zephyra CL-9421 Prime 360mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL9421-PRIME · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index2,139 (CPU Coolers scale)
Category rank#30,400
Street price$149
Power15 W
Performance per dollar14.36
Released2021

Specifications

BrandZephyra
ModelZephyra CL-9421 Prime
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 38 mm thick
Fans3× 120 mm, up to 1,800 RPM
Pump3,400 RPM
Rated cooling300 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

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Cite this page: Hardware Spec Index, “Zephyra CL-9421 Prime 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/8477373 (accessed 2026-10-19).