Hardware Spec Index

Zephyra CL-3273 Plus 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3273-PLUS · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index2,114 (CPU Coolers scale)
Category rank#8,862
Street price$149
Power17 W
Performance per dollar14.19
Released2019

Specifications

BrandZephyra
ModelZephyra CL-3273 Plus
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 2,300 RPM
Pump3,400 RPM
Rated cooling330 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

Related guides

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

Similar CPU Coolers

ModelBenchmarkPriceCompare
Zephyra CL-1848 Pro 240mm AIO Liquid CPU Cooler1,385$69Compare
Caldera CL-9500 SE Single tower Air CPU Cooler1,822$119Compare
Teralux CL-7722 SE 420mm AIO Liquid CPU Cooler2,480$199Compare
Zephyra CL-8178 Prime Single tower Air CPU Cooler1,405$59Compare
Caldera CL-7280 Core 240mm AIO Liquid CPU Cooler547$19Compare
Zephyra CL-6639 XT Single tower Air CPU Cooler1,589$69Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-3273 Plus 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/9772170 (accessed 2026-10-21).