Hardware Spec Index

Zephyra CL-9903 Prime Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL9903-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index690 (CPU Coolers scale)
Category rank#38,264
Street price$19
Power3 W
Performance per dollar36.32
Released2024

Specifications

BrandZephyra
ModelZephyra CL-9903 Prime
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height155 mm
Fans1× 120 mm PWM, up to 1,700 RPM
Rated cooling180 W (manufacturer rating)
Noise30 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-9903 Prime Single tower Air CPU Cooler”, https://vextor7.com/item/18201697 (accessed 2026-10-20).