Hardware Spec Index

Caldera CL-1991 Pro 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL1991-PRO · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,165 (CPU Coolers scale)
Category rank#39,923
Street price$49
Power13 W
Performance per dollar23.78
Released2026

Specifications

BrandCaldera
ModelCaldera CL-1991 Pro
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 38 mm thick
Fans2× 140 mm, up to 1,800 RPM
Pump3,000 RPM
Rated cooling280 W (manufacturer rating)
Noise35 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

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Cite this page: Hardware Spec Index, “Caldera CL-1991 Pro 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/928537 (accessed 2026-10-21).