Hardware Spec Index

Zephyra CL-4921 Prime Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL4921-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index1,284 (CPU Coolers scale)
Category rank#3,379
Street price$69
Power3 W
Performance per dollar18.61
Released2019

Specifications

BrandZephyra
ModelZephyra CL-4921 Prime
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 1,800 RPM
Rated cooling180 W (manufacturer rating)
Noise31 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-4921 Prime Single tower Air CPU Cooler”, https://vextor7.com/item/755117 (accessed 2026-10-20).