Hardware Spec Index

Caldera FN-3997 Max 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3997-MAX · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index279 (Case Fans scale)
Category rank#27,562
Street price$9
Power3 W
Performance per dollar31.00
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3997 Max
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3997 Max 120mm PWM Case Fan”, https://vextor7.com/item/4209015 (accessed 2026-10-23).