Hardware Spec Index

Zephyra CL-3959 Core 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3959-CORE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,174 (CPU Coolers scale)
Category rank#1,814
Street price$49
Power12 W
Performance per dollar23.96
Released2023

Specifications

BrandZephyra
ModelZephyra CL-3959 Core
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 2,100 RPM
Pump3,000 RPM
Rated cooling250 W (manufacturer rating)
Noise34 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3959 Core 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/17565216 (accessed 2026-10-19).