Hardware Spec Index

Caldera CL-2121 SE 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL2121-SE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index934 (CPU Coolers scale)
Category rank#2,823
Street price$29
Power13 W
Performance per dollar32.21
Released2023

Specifications

BrandCaldera
ModelCaldera CL-2121 SE
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 1,900 RPM
Pump3,300 RPM
Rated cooling280 W (manufacturer rating)
Noise31 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-2121 SE 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/29136941 (accessed 2026-10-24).