Hardware Spec Index

Caldera FN-9931 SE 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9931-SE · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index369 (Case Fans scale)
Category rank#41,094
Street price$9
Power3 W
Performance per dollar41.00
Released2020

Specifications

BrandCaldera
ModelCaldera FN-9931 SE
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise31 dBA
BearingRifle 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/4924323 (accessed 2026-10-22).