Hardware Spec Index

Zephyra CL-3539 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3539-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index2,288 (CPU Coolers scale)
Category rank#10,930
Street price$149
Power17 W
Performance per dollar15.36
Released2024

Specifications

BrandZephyra
ModelZephyra CL-3539 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 2,400 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise30 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

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Cite this page: Hardware Spec Index, “Zephyra CL-3539 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/609292 (accessed 2026-10-19).