Hardware Spec Index

Caldera FN-3547 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3547-PRO · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index664 (Case Fans scale)
Category rank#34,297
Street price$19
Power4 W
Performance per dollar34.95
Released2019

Specifications

BrandCaldera
ModelCaldera FN-3547 Pro
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3547 Pro 140mm PWM Case Fan”, https://vextor7.com/item/7797325 (accessed 2026-10-23).