Hardware Spec Index

Zephyra CL-3894 Pro 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3894-PRO · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,869 (CPU Coolers scale)
Category rank#24,773
Street price$119
Power17 W
Performance per dollar15.71
Released2023

Specifications

BrandZephyra
ModelZephyra CL-3894 Pro
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,400 RPM
Pump3,000 RPM
Rated cooling330 W (manufacturer rating)
Noise27 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

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

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-1004 Max Low profile Air CPU Cooler880$29Compare
Caldera CL-1593 Plus 360mm AIO Liquid CPU Cooler1,163$49Compare
Zephyra CL-5363 Ti Dual tower Air CPU Cooler1,943$129Compare
Caldera CL-9922 Edge Dual tower Air CPU Cooler2,051$139Compare
Brontix CL-3115 SE 420mm AIO Liquid CPU Cooler2,393$199Compare
Caldera CL-8723 Pro 240mm AIO Liquid CPU Cooler1,178$39Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-3894 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/50002396 (accessed 2026-10-19).