Hardware Spec Index

Brontix CL-4428 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL4428-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,996 (CPU Coolers scale)
Category rank#35,655
Street price$129
Power17 W
Performance per dollar15.47
Released2022

Specifications

BrandBrontix
ModelBrontix CL-4428 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,400 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise25 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-4428 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/7783530 (accessed 2026-10-19).