Hardware Spec Index

Zephyra CL-3840 SE 280mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3840-SE · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index972 (CPU Coolers scale)
Category rank#7,165
Street price$39
Power13 W
Performance per dollar24.92
Released2025

Specifications

BrandZephyra
ModelZephyra CL-3840 SE
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 30 mm thick
Fans2× 140 mm, up to 1,900 RPM
Pump3,400 RPM
Rated cooling280 W (manufacturer rating)
Noise36 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

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Cite this page: Hardware Spec Index, “Zephyra CL-3840 SE 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/2525973 (accessed 2026-10-24).