Hardware Spec Index

Zephyra CL-3421 XT 360mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3421-XT · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,532 (CPU Coolers scale)
Category rank#35,819
Street price$69
Power15 W
Performance per dollar22.20
Released2021

Specifications

BrandZephyra
ModelZephyra CL-3421 XT
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 27 mm thick
Fans3× 120 mm, up to 1,500 RPM
Pump3,000 RPM
Rated cooling300 W (manufacturer rating)
Noise34 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3421 XT 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/3361471 (accessed 2026-10-25).