Hardware Spec Index

Zephyra CL-6451 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL6451-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index1,260 (CPU Coolers scale)
Category rank#47,805
Street price$59
Power12 W
Performance per dollar21.36
Released2022

Specifications

BrandZephyra
ModelZephyra CL-6451 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 2,400 RPM
Pump2,900 RPM
Rated cooling250 W (manufacturer rating)
Noise25 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-6451 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/5956792 (accessed 2026-10-22).