Hardware Spec Index

Zephyra CL-3977 Plus Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3977-PLUS · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index2,121 (CPU Coolers scale)
Category rank#40,019
Street price$139
Power3 W
Performance per dollar15.26
Released2021

Specifications

BrandZephyra
ModelZephyra CL-3977 Plus
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 1,900 RPM
Rated cooling220 W (manufacturer rating)
Noise26 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3977 Plus Single tower Air CPU Cooler”, https://vextor7.com/item/92942962 (accessed 2026-10-20).