Hardware Spec Index

Caldera FN-5657 Core 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN5657-CORE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,247 (Case Fans scale)
Category rank#41,218
Street price$39
Power4 W
Performance per dollar31.97
Released2022

Specifications

BrandCaldera
ModelCaldera FN-5657 Core
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5657 Core 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/3960969 (accessed 2026-10-19).