Hardware Spec Index

Zephyra CL-4778 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL4778-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index541 (CPU Coolers scale)
Category rank#32,397
Street price$19
Power12 W
Performance per dollar28.47
Released2024

Specifications

BrandZephyra
ModelZephyra CL-4778 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 1,900 RPM
Pump2,800 RPM
Rated cooling250 W (manufacturer rating)
Noise25 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

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Cite this page: Hardware Spec Index, “Zephyra CL-4778 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/33317 (accessed 2026-10-19).