Hardware Spec Index

Caldera FN-3540 Plus 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3540-PLUS · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index545 (Case Fans scale)
Category rank#7,547
Street price$19
Power3 W
Performance per dollar28.68
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3540 Plus
Size140 × 140 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3540 Plus 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/10101971 (accessed 2026-10-21).