Hardware Spec Index

Caldera FN-4331 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4331-PRO · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index353 (Case Fans scale)
Category rank#7,134
Street price$9
Power3 W
Performance per dollar39.22
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4331 Pro
Size120 × 120 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4331 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4445408 (accessed 2026-10-21).