Hardware Spec Index

Caldera FN-9931 SE 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9931-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index788 (Case Fans scale)
Category rank#32,462
Street price$29
Power3 W
Performance per dollar27.17
Released2021

Specifications

BrandCaldera
ModelCaldera FN-9931 SE
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9931 SE 140mm PWM Case Fan”, https://vextor7.com/item/3743015 (accessed 2026-10-25).