Hardware Spec Index

Caldera FN-3181 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3181-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index498 (Case Fans scale)
Category rank#17,688
Street price$19
Power3 W
Performance per dollar26.21
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3181 Ultra
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3181 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/17801747 (accessed 2026-10-20).