Hardware Spec Index

Brontix CL-4221 Pro 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL4221-PRO · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index2,020 (CPU Coolers scale)
Category rank#38,839
Street price$139
Power17 W
Performance per dollar14.53
Released2024

Specifications

BrandBrontix
ModelBrontix CL-4221 Pro
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)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-8670 Core Dual tower Air CPU Cooler1,934$129Compare
Brontix CL-8736 Edge Dual tower Air CPU Cooler2,375$199Compare
Teralux CL-5358 Prime 280mm AIO Liquid CPU Cooler1,353$49Compare
Caldera CL-3440 Max Single tower Air CPU Cooler1,916$119Compare
Teralux CL-3482 Prime 420mm AIO Liquid CPU Cooler2,001$139Compare
Zephyra CL-5449 Edge 360mm AIO Liquid CPU Cooler2,096$149Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Brontix CL-4221 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/7709924 (accessed 2026-10-23).