Hardware Spec Index

Zephyra CL-4274 Ultra 360mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL4274-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,641 (CPU Coolers scale)
Category rank#7,740
Street price$89
Power15 W
Performance per dollar18.44
Released2021

Specifications

BrandZephyra
ModelZephyra CL-4274 Ultra
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 30 mm thick
Fans3× 120 mm, up to 1,800 RPM
Pump3,400 RPM
Rated cooling300 W (manufacturer rating)
Noise35 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-3102 Ti 360mm AIO Liquid CPU Cooler1,782$119Compare
Brontix CL-9144 Max Single tower Air CPU Cooler1,172$49Compare
Caldera CL-2720 Edge 360mm AIO Liquid CPU Cooler1,550$89Compare
Brontix CL-6670 Max Low profile Air CPU Cooler706$19Compare
Zephyra CL-7508 Ultra Single tower Air CPU Cooler1,373$69Compare
Caldera CL-7325 XT Single tower Air CPU Cooler753$29Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-4274 Ultra 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/90146880 (accessed 2026-10-24).