Hardware Spec Index

Zephyra CL-3739 Core 280mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3739-CORE · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,659 (CPU Coolers scale)
Category rank#37,478
Street price$99
Power13 W
Performance per dollar16.76
Released2021

Specifications

BrandZephyra
ModelZephyra CL-3739 Core
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 38 mm thick
Fans2× 140 mm, up to 1,700 RPM
Pump3,400 RPM
Rated cooling280 W (manufacturer rating)
Noise26 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3739 Core 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/5870580 (accessed 2026-10-21).