Hardware Spec Index

Zephyra CL-3777 Pro 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3777-PRO · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index2,480 (CPU Coolers scale)
Category rank#18,328
Street price$189
Power17 W
Performance per dollar13.12
Released2022

Specifications

BrandZephyra
ModelZephyra CL-3777 Pro
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,000 RPM
Pump3,400 RPM
Rated cooling330 W (manufacturer rating)
Noise28 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 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-1877 Pro Dual tower Air CPU Cooler1,384$59Compare
Teralux CL-7930 Ti 280mm AIO Liquid CPU Cooler915$29Compare
Zephyra CL-2918 Max 360mm AIO Liquid CPU Cooler1,231$49Compare
Zephyra CL-2007 Ultra Single tower Air CPU Cooler1,908$119Compare
Teralux CL-3991 Max Dual tower Air CPU Cooler1,521$69Compare
Teralux CL-2251 Plus Dual tower Air CPU Cooler1,873$119Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-3777 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/43034558 (accessed 2026-10-26).