Hardware Spec Index

Zephyra CL-3947 Pro Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3947-PRO · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index594 (CPU Coolers scale)
Category rank#29,097
Street price$19
Power3 W
Performance per dollar31.26
Released2026

Specifications

BrandZephyra
ModelZephyra CL-3947 Pro
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height155 mm
Fans1× 120 mm PWM, up to 1,600 RPM
Rated cooling180 W (manufacturer rating)
Noise28 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3947 Pro Single tower Air CPU Cooler”, https://vextor7.com/item/15529337 (accessed 2026-10-21).