Hardware Spec Index

Caldera FN-2781 SE 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2781-SE · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index600 (Case Fans scale)
Category rank#19,600
Street price$19
Power3 W
Performance per dollar31.58
Released2024

Specifications

BrandCaldera
ModelCaldera FN-2781 SE
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2781 SE 140mm PWM Case Fan”, https://vextor7.com/item/95295534 (accessed 2026-10-25).