Hardware Spec Index

Brontix CL-4977 Pro 280mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL4977-PRO · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index1,113 (CPU Coolers scale)
Category rank#39,981
Street price$39
Power13 W
Performance per dollar28.54
Released2022

Specifications

BrandBrontix
ModelBrontix CL-4977 Pro
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 30 mm thick
Fans2× 140 mm, up to 1,700 RPM
Pump3,300 RPM
Rated cooling280 W (manufacturer rating)
Noise36 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Brontix CL-4977 Pro 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/43676177 (accessed 2026-10-23).