Hardware Spec Index

Zephyra CL-9451 Plus 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL9451-PLUS · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index2,266 (CPU Coolers scale)
Category rank#27,887
Street price$159
Power17 W
Performance per dollar14.25
Released2024

Specifications

BrandZephyra
ModelZephyra CL-9451 Plus
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,900 RPM
Pump2,900 RPM
Rated cooling330 W (manufacturer rating)
Noise25 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 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
Zephyra CL-6810 Core Single tower Air CPU Cooler1,475$89Compare
Zephyra CL-7942 SE 240mm AIO Liquid CPU Cooler1,091$39Compare
Teralux CL-3606 Max Dual tower Air CPU Cooler1,633$69Compare
Caldera CL-8306 Prime 280mm AIO Liquid CPU Cooler1,641$99Compare
Zephyra CL-4823 Ti Single tower Air CPU Cooler901$29Compare
Teralux CL-1346 Core Dual tower Air CPU Cooler2,480$199Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-9451 Plus 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/11634504 (accessed 2026-10-19).