Hardware Spec Index

Brontix CL-4003 Ultra 280mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL4003-ULTRA · Released 2021 · Updated 2026-10-18

Key facts

Benchmark index1,803 (CPU Coolers scale)
Category rank#3,665
Street price$119
Power13 W
Performance per dollar15.15
Released2021

Specifications

BrandBrontix
ModelBrontix CL-4003 Ultra
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 30 mm thick
Fans2× 140 mm, up to 2,500 RPM
Pump3,200 RPM
Rated cooling280 W (manufacturer rating)
Noise30 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

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Cite this page: Hardware Spec Index, “Brontix CL-4003 Ultra 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/78281876 (accessed 2026-10-18).