Hardware Spec Index

Zephyra CL-3306 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3306-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index821 (CPU Coolers scale)
Category rank#25,058
Street price$29
Power12 W
Performance per dollar28.31
Released2022

Specifications

BrandZephyra
ModelZephyra CL-3306 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 mm thick
Fans2× 120 mm, up to 2,300 RPM
Pump2,800 RPM
Rated cooling250 W (manufacturer rating)
Noise27 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3306 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/1608232 (accessed 2026-10-19).