Hardware Spec Index

Zephyra CL-1682 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL1682-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index2,465 (CPU Coolers scale)
Category rank#44,302
Street price$189
Power17 W
Performance per dollar13.04
Released2020

Specifications

BrandZephyra
ModelZephyra CL-1682 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,500 RPM
Pump3,200 RPM
Rated cooling330 W (manufacturer rating)
Noise33 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-3478 Prime 420mm AIO Liquid CPU Cooler2,374$179Compare
Brontix CL-8300 Max Single tower Air CPU Cooler1,552$69Compare
Teralux CL-9638 Prime Single tower Air CPU Cooler1,209$49Compare
Brontix CL-9427 Ultra 240mm AIO Liquid CPU Cooler903$29Compare
Teralux CL-6382 Ti Low profile Air CPU Cooler614$19Compare
Caldera CL-6645 Max 240mm AIO Liquid CPU Cooler912$29Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-1682 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/32396301 (accessed 2026-10-26).