Hardware Spec Index

Zephyra CL-3909 Ultra Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3909-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,134 (CPU Coolers scale)
Category rank#46,963
Street price$39
Power3 W
Performance per dollar29.08
Released2025

Specifications

BrandZephyra
ModelZephyra CL-3909 Ultra
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 1,900 RPM
Rated cooling220 W (manufacturer rating)
Noise26 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-4895 SE 420mm AIO Liquid CPU Cooler2,167$139Compare
Zephyra CL-4828 Edge Single tower Air CPU Cooler527$19Compare
Brontix CL-5991 Ultra Single tower Air CPU Cooler1,319$59Compare
Teralux CL-9445 Ti 240mm AIO Liquid CPU Cooler752$29Compare
Caldera CL-5951 Plus 360mm AIO Liquid CPU Cooler2,097$149Compare
Brontix CL-4358 Edge Single tower Air CPU Cooler942$29Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-3909 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/46353797 (accessed 2026-10-19).