Hardware Spec Index

Caldera FN-3990 Max 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3990-MAX · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index528 (Case Fans scale)
Category rank#29,908
Street price$19
Power3 W
Performance per dollar27.79
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3990 Max
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3990 Max 140mm PWM Case Fan”, https://vextor7.com/item/17213645 (accessed 2026-10-20).