Hardware Spec Index

Caldera FN-4038 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4038-PRO · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index248 (Case Fans scale)
Category rank#11,764
Street price$9
Power4 W
Performance per dollar27.56
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4038 Pro
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4038 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/5223458 (accessed 2026-10-25).