Hardware Spec Index

Zephyra CL-3818 Ultra Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3818-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,375 (CPU Coolers scale)
Category rank#38,420
Street price$59
Power3 W
Performance per dollar23.31
Released2025

Specifications

BrandZephyra
ModelZephyra CL-3818 Ultra
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 2,000 RPM
Rated cooling220 W (manufacturer rating)
Noise32 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3818 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/892322 (accessed 2026-10-21).