Hardware Spec Index

Zephyra CL-3971 Max 240mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3971-MAX · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,312 (CPU Coolers scale)
Category rank#38,055
Street price$59
Power12 W
Performance per dollar22.24
Released2021

Specifications

BrandZephyra
ModelZephyra CL-3971 Max
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 38 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
Warranty5 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3971 Max 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/85532453 (accessed 2026-10-22).