Hardware Spec Index

Caldera CL-9248 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL9248-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index2,300 (CPU Coolers scale)
Category rank#351
Street price$189
Power17 W
Performance per dollar12.17
Released2024

Specifications

BrandCaldera
ModelCaldera CL-9248 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 1,900 RPM
Pump3,400 RPM
Rated cooling330 W (manufacturer rating)
Noise34 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Teralux CL-8899 Edge 240mm AIO Liquid CPU Cooler734$19Compare
Teralux CL-2769 Ultra 360mm AIO Liquid CPU Cooler1,253$59Compare
Teralux CL-9387 Ultra 360mm AIO Liquid CPU Cooler2,076$129Compare
Zephyra CL-3907 SE Single tower Air CPU Cooler1,339$49Compare
Brontix CL-7034 Edge Dual tower Air CPU Cooler1,307$59Compare
Teralux CL-9039 Edge Single tower Air CPU Cooler1,010$39Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-9248 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/3549014 (accessed 2026-10-19).