Hardware Spec Index

Zephyra CL-9557 Ultra Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL9557-ULTRA · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index928 (CPU Coolers scale)
Category rank#7,423
Street price$29
Power3 W
Performance per dollar32.00
Released2020

Specifications

BrandZephyra
ModelZephyra CL-9557 Ultra
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height155 mm
Fans1× 120 mm PWM, up to 1,500 RPM
Rated cooling180 W (manufacturer rating)
Noise29 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-9557 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/3248913 (accessed 2026-10-25).