Hardware Spec Index

Caldera FN-5781 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN5781-PRO · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index371 (Case Fans scale)
Category rank#38,173
Street price$19
Power3 W
Performance per dollar19.53
Released2025

Specifications

BrandCaldera
ModelCaldera FN-5781 Pro
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5781 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/19786560 (accessed 2026-10-22).