Hardware Spec Index

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

Case Fans · Caldera · SKU FN3540-SE · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index630 (Case Fans scale)
Category rank#49,881
Street price$19
Power3 W
Performance per dollar33.16
Released2023

Specifications

BrandCaldera
ModelCaldera FN-3540 SE
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 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-3540 SE 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4490804 (accessed 2026-10-20).