Hardware Spec Index

Zephyra CL-3728 Prime 280mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3728-PRIME · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index913 (CPU Coolers scale)
Category rank#22,217
Street price$29
Power13 W
Performance per dollar31.48
Released2023

Specifications

BrandZephyra
ModelZephyra CL-3728 Prime
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 2,400 RPM
Pump3,000 RPM
Rated cooling280 W (manufacturer rating)
Noise36 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-3728 Prime 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/15213441 (accessed 2026-10-23).