Hardware Spec Index

Caldera FN-4081 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4081-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index473 (Case Fans scale)
Category rank#41,469
Street price$19
Power4 W
Performance per dollar24.89
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4081 Pro
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4081 Pro 140mm PWM Case Fan”, https://vextor7.com/item/20045755 (accessed 2026-10-20).