Hardware Spec Index

Zephyra CL-9903 Max 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL9903-MAX · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index579 (CPU Coolers scale)
Category rank#9,235
Street price$19
Power12 W
Performance per dollar30.47
Released2019

Specifications

BrandZephyra
ModelZephyra CL-9903 Max
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 mm thick
Fans2× 120 mm, up to 2,500 RPM
Pump3,100 RPM
Rated cooling250 W (manufacturer rating)
Noise32 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-9903 Max 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/7600683 (accessed 2026-10-20).