Hardware Spec Index

Caldera FN-9781 SE 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9781-SE · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index298 (Case Fans scale)
Category rank#28,932
Street price$9
Power4 W
Performance per dollar33.11
Released2026

Specifications

BrandCaldera
ModelCaldera FN-9781 SE
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9781 SE 140mm PWM Case Fan”, https://vextor7.com/item/94889728 (accessed 2026-10-25).