Hardware Spec Index

Zephyra CL-4677 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL4677-ULTRA · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index915 (CPU Coolers scale)
Category rank#8,879
Street price$39
Power12 W
Performance per dollar23.46
Released2019

Specifications

BrandZephyra
ModelZephyra CL-4677 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 mm thick
Fans2× 120 mm, up to 2,200 RPM
Pump2,900 RPM
Rated cooling250 W (manufacturer rating)
Noise26 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

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Cite this page: Hardware Spec Index, “Zephyra CL-4677 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/73318544 (accessed 2026-10-20).