Hardware Spec Index

Zephyra CL-5391 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL5391-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index1,372 (CPU Coolers scale)
Category rank#1,032
Street price$69
Power12 W
Performance per dollar19.88
Released2019

Specifications

BrandZephyra
ModelZephyra CL-5391 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 2,300 RPM
Pump2,800 RPM
Rated cooling250 W (manufacturer rating)
Noise35 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-5391 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/3391028 (accessed 2026-10-24).