Hardware Spec Index

Caldera FN-2191 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN2191-PRIME · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index482 (Case Fans scale)
Category rank#25,696
Street price$19
Power4 W
Performance per dollar25.37
Released2022

Specifications

BrandCaldera
ModelCaldera FN-2191 Prime
Size140 × 140 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2191 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3955681 (accessed 2026-10-23).