Hardware Spec Index

Caldera FN-4231 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4231-CORE · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index483 (Case Fans scale)
Category rank#39,395
Street price$19
Power3 W
Performance per dollar25.42
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4231 Core
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4231 Core 140mm PWM Case Fan”, https://vextor7.com/item/7097664 (accessed 2026-10-21).