Hardware Spec Index

Zephyra CL-5403 SE 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL5403-SE · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index645 (CPU Coolers scale)
Category rank#2,598
Street price$19
Power12 W
Performance per dollar33.95
Released2022

Specifications

BrandZephyra
ModelZephyra CL-5403 SE
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 mm thick
Fans2× 120 mm, up to 2,100 RPM
Pump3,100 RPM
Rated cooling250 W (manufacturer rating)
Noise27 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

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

Similar CPU Coolers

ModelBenchmarkPriceCompare
Zephyra CL-6933 Ti Single tower Air CPU Cooler604$19Compare
Zephyra CL-3464 SE Single tower Air CPU Cooler1,177$49Compare
Zephyra CL-5863 Edge 240mm AIO Liquid CPU Cooler684$19Compare
Caldera CL-8700 XT 280mm AIO Liquid CPU Cooler1,533$89Compare
Zephyra CL-5250 SE 360mm AIO Liquid CPU Cooler1,440$69Compare
Caldera CL-7252 Ultra Dual tower Air CPU Cooler2,386$199Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-5403 SE 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/17816749 (accessed 2026-10-23).