Hardware Spec Index

Zephyra CL-3991 SE Dual tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3991-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index2,335 (CPU Coolers scale)
Category rank#34,569
Street price$199
Power6 W
Performance per dollar11.73
Released2021

Specifications

BrandZephyra
ModelZephyra CL-3991 SE
TypeDual tower air cooler
Heat pipes7× 6 mm copper
Height165 mm
Fans2× 120 mm PWM, up to 1,500 RPM
Rated cooling260 W (manufacturer rating)
Noise25 dBA (max)
RAM clearanceOffset fin stack, 45 mm
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3991 SE Dual tower Air CPU Cooler”, https://vextor7.com/item/60028920 (accessed 2026-10-25).