Hardware Spec Index

Zephyra CL-8591 Prime 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL8591-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index741 (CPU Coolers scale)
Category rank#48,351
Street price$19
Power12 W
Performance per dollar39.00
Released2021

Specifications

BrandZephyra
ModelZephyra CL-8591 Prime
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 mm thick
Fans2× 120 mm, up to 2,500 RPM
Pump3,000 RPM
Rated cooling250 W (manufacturer rating)
Noise29 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-8591 Prime 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/753098 (accessed 2026-10-22).