Hardware Spec Index

Zephyra CL-4546 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL4546-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index662 (CPU Coolers scale)
Category rank#29,952
Street price$19
Power12 W
Performance per dollar34.84
Released2023

Specifications

BrandZephyra
ModelZephyra CL-4546 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 mm thick
Fans2× 120 mm, up to 1,700 RPM
Pump3,100 RPM
Rated cooling250 W (manufacturer rating)
Noise34 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-4546 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/13729630 (accessed 2026-10-26).