Hardware Spec Index

Caldera FN-4181 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4181-PRIME · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index701 (Case Fans scale)
Category rank#41,083
Street price$19
Power2 W
Performance per dollar36.89
Released2019

Specifications

BrandCaldera
ModelCaldera FN-4181 Prime
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4181 Prime 120mm PWM Case Fan”, https://vextor7.com/item/7676599 (accessed 2026-10-26).