Hardware Spec Index

Caldera FN-1491 Plus 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1491-PLUS · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index544 (Case Fans scale)
Category rank#40,682
Street price$19
Power3 W
Performance per dollar28.63
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1491 Plus
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1491 Plus 140mm PWM Case Fan”, https://vextor7.com/item/19902347 (accessed 2026-10-24).