Hardware Spec Index

Zephyra CL-5981 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL5981-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,138 (CPU Coolers scale)
Category rank#26,307
Street price$39
Power12 W
Performance per dollar29.18
Released2026

Specifications

BrandZephyra
ModelZephyra CL-5981 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 mm thick
Fans2× 120 mm, up to 1,700 RPM
Pump3,400 RPM
Rated cooling250 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
Brontix CL-3661 Pro Single tower Air CPU Cooler555$19Compare
Teralux CL-8017 Ultra 240mm AIO Liquid CPU Cooler895$29Compare
Zephyra CL-9143 Plus Dual tower Air CPU Cooler1,785$109Compare
Caldera CL-5279 Ultra 240mm AIO Liquid CPU Cooler1,267$59Compare
Brontix CL-8331 Max Dual tower Air CPU Cooler1,589$89Compare
Caldera CL-3996 Edge 280mm AIO Liquid CPU Cooler1,529$69Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-5981 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/333863 (accessed 2026-10-21).