Hardware Spec Index

Caldera CL-4375 Ultra 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL4375-ULTRA · Released 2022 · Updated 2026-10-18

Key facts

Benchmark index925 (CPU Coolers scale)
Category rank#16,682
Street price$29
Power13 W
Performance per dollar31.90
Released2022

Specifications

BrandCaldera
ModelCaldera CL-4375 Ultra
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 1,800 RPM
Pump3,200 RPM
Rated cooling280 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-4375 Ultra 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/17023697 (accessed 2026-10-18).