Hardware Spec Index

Caldera CL-2421 Core 240mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL2421-CORE · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index822 (CPU Coolers scale)
Category rank#18,253
Street price$29
Power12 W
Performance per dollar28.34
Released2025

Specifications

BrandCaldera
ModelCaldera CL-2421 Core
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 27 mm thick
Fans2× 120 mm, up to 2,100 RPM
Pump2,900 RPM
Rated cooling250 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-6014 Pro Dual tower Air CPU Cooler2,426$189Compare
Zephyra CL-6485 Edge 240mm AIO Liquid CPU Cooler877$29Compare
Brontix CL-2208 XT 420mm AIO Liquid CPU Cooler1,959$139Compare
Caldera CL-2518 Pro Dual tower Air CPU Cooler2,475$179Compare
Zephyra CL-7317 Prime 360mm AIO Liquid CPU Cooler1,795$109Compare
Brontix CL-8679 Ti 360mm AIO Liquid CPU Cooler1,315$59Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-2421 Core 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/464949 (accessed 2026-10-22).