Hardware Spec Index

Caldera FN-2231 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN2231-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index312 (Case Fans scale)
Category rank#18,834
Street price$9
Power3 W
Performance per dollar34.67
Released2023

Specifications

BrandCaldera
ModelCaldera FN-2231 Ultra
Size120 × 120 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2231 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2958792 (accessed 2026-10-22).