Hardware Spec Index

Caldera CL-5540 SE 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL5540-SE · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index1,982 (CPU Coolers scale)
Category rank#12,698
Street price$129
Power17 W
Performance per dollar15.36
Released2023

Specifications

BrandCaldera
ModelCaldera CL-5540 SE
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 1,700 RPM
Pump3,200 RPM
Rated cooling330 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-5540 SE 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/7647152 (accessed 2026-10-22).