Hardware Spec Index

Zephyra CL-4721 SE 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL4721-SE · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index883 (CPU Coolers scale)
Category rank#49,099
Street price$29
Power12 W
Performance per dollar30.45
Released2021

Specifications

BrandZephyra
ModelZephyra CL-4721 SE
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 1,700 RPM
Pump3,300 RPM
Rated cooling250 W (manufacturer rating)
Noise32 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
Zephyra CL-7573 XT Single tower Air CPU Cooler768$29Compare
Zephyra CL-4517 Plus Dual tower Air CPU Cooler1,881$119Compare
Zephyra CL-1094 Pro 360mm AIO Liquid CPU Cooler1,287$59Compare
Caldera CL-5854 SE Dual tower Air CPU Cooler2,334$199Compare
Teralux CL-9873 Pro Dual tower Air CPU Cooler1,245$59Compare
Brontix CL-4539 Ti Single tower Air CPU Cooler702$19Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-4721 SE 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/1127872 (accessed 2026-10-24).