Hardware Spec Index

Zephyra CL-9405 Pro 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL9405-PRO · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,893 (CPU Coolers scale)
Category rank#44,627
Street price$109
Power17 W
Performance per dollar17.37
Released2021

Specifications

BrandZephyra
ModelZephyra CL-9405 Pro
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,100 RPM
Pump3,200 RPM
Rated cooling330 W (manufacturer rating)
Noise36 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-6841 XT 360mm AIO Liquid CPU Cooler2,038$149Compare
Caldera CL-4159 SE 240mm AIO Liquid CPU Cooler1,064$39Compare
Caldera CL-7762 XT 280mm AIO Liquid CPU Cooler1,567$79Compare
Brontix CL-4678 Prime 240mm AIO Liquid CPU Cooler489$19Compare
Zephyra CL-2097 Ultra Low profile Air CPU Cooler1,064$39Compare
Teralux CL-5773 Core Low profile Air CPU Cooler505$19Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-9405 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/9489396 (accessed 2026-10-23).