Hardware Spec Index

Caldera FN-3446 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3446-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index421 (Case Fans scale)
Category rank#44,340
Street price$19
Power3 W
Performance per dollar22.16
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3446 Pro
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3446 Pro 140mm PWM Case Fan”, https://vextor7.com/item/6555210 (accessed 2026-10-19).