Hardware Spec Index

Caldera FN-4191 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4191-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index238 (Case Fans scale)
Category rank#40,448
Street price$9
Power3 W
Performance per dollar26.44
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4191 Ultra
Size120 × 120 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4191 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/72044712 (accessed 2026-10-19).