Hardware Spec Index

Zephyra CL-2973 Pro 280mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL2973-PRO · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,136 (CPU Coolers scale)
Category rank#28,442
Street price$39
Power13 W
Performance per dollar29.13
Released2022

Specifications

BrandZephyra
ModelZephyra CL-2973 Pro
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 2,400 RPM
Pump2,800 RPM
Rated cooling280 W (manufacturer rating)
Noise29 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-2973 Pro 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/3500531 (accessed 2026-10-19).