Hardware Spec Index

Zephyra CL-9817 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL9817-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index961 (CPU Coolers scale)
Category rank#20,338
Street price$39
Power12 W
Performance per dollar24.64
Released2024

Specifications

BrandZephyra
ModelZephyra CL-9817 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 mm thick
Fans2× 120 mm, up to 1,500 RPM
Pump2,900 RPM
Rated cooling250 W (manufacturer rating)
Noise36 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

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Cite this page: Hardware Spec Index, “Zephyra CL-9817 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/784680 (accessed 2026-10-21).