Hardware Spec Index

Zephyra CL-9318 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL9318-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,821 (CPU Coolers scale)
Category rank#33,610
Street price$119
Power17 W
Performance per dollar15.30
Released2026

Specifications

BrandZephyra
ModelZephyra CL-9318 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,800 RPM
Pump3,100 RPM
Rated cooling330 W (manufacturer rating)
Noise30 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

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Cite this page: Hardware Spec Index, “Zephyra CL-9318 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/45800585 (accessed 2026-10-24).