Hardware Spec Index

Zephyra CL-1603 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL1603-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index555 (CPU Coolers scale)
Category rank#10,885
Street price$19
Power12 W
Performance per dollar29.21
Released2023

Specifications

BrandZephyra
ModelZephyra CL-1603 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 27 mm thick
Fans2× 120 mm, up to 2,400 RPM
Pump3,200 RPM
Rated cooling250 W (manufacturer rating)
Noise24 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-1603 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/24673335 (accessed 2026-10-19).