Hardware Spec Index

Zephyra CL-5646 Pro 280mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL5646-PRO · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index867 (CPU Coolers scale)
Category rank#33,031
Street price$29
Power13 W
Performance per dollar29.90
Released2022

Specifications

BrandZephyra
ModelZephyra CL-5646 Pro
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 2,300 RPM
Pump2,800 RPM
Rated cooling280 W (manufacturer rating)
Noise27 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-5646 Pro 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/94819804 (accessed 2026-10-25).