Hardware Spec Index

Caldera FN-4940 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4940-PRO · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index691 (Case Fans scale)
Category rank#9,063
Street price$19
Power2 W
Performance per dollar36.37
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4940 Pro
Size120 × 120 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4940 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/84552171 (accessed 2026-10-25).