Hardware Spec Index

Zephyra CL-3703 Core 280mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3703-CORE · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index1,003 (CPU Coolers scale)
Category rank#43,853
Street price$39
Power13 W
Performance per dollar25.72
Released2023

Specifications

BrandZephyra
ModelZephyra CL-3703 Core
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 38 mm thick
Fans2× 140 mm, up to 2,300 RPM
Pump3,100 RPM
Rated cooling280 W (manufacturer rating)
Noise27 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-3703 Core 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/14539263 (accessed 2026-10-23).