Hardware Spec Index

Caldera FN-5381 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN5381-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index204 (Case Fans scale)
Category rank#4,502
Street price$9
Power4 W
Performance per dollar22.67
Released2019

Specifications

BrandCaldera
ModelCaldera FN-5381 Ultra
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5381 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6575586 (accessed 2026-10-22).