Hardware Spec Index

Zephyra CL-5740 Prime 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL5740-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index652 (CPU Coolers scale)
Category rank#8,152
Street price$19
Power12 W
Performance per dollar34.32
Released2021

Specifications

BrandZephyra
ModelZephyra CL-5740 Prime
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 1,900 RPM
Pump3,400 RPM
Rated cooling250 W (manufacturer rating)
Noise28 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-5740 Prime 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/80432312 (accessed 2026-10-22).