Hardware Spec Index

Zephyra CL-3851 Ultra Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3851-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,850 (CPU Coolers scale)
Category rank#24,914
Street price$129
Power3 W
Performance per dollar14.34
Released2021

Specifications

BrandZephyra
ModelZephyra CL-3851 Ultra
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height160 mm
Fans1× 120 mm PWM, up to 2,000 RPM
Rated cooling220 W (manufacturer rating)
Noise27 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3851 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/8537112 (accessed 2026-10-24).