Hardware Spec Index

Caldera FN-5881 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN5881-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index541 (Case Fans scale)
Category rank#21,538
Street price$19
Power4 W
Performance per dollar28.47
Released2024

Specifications

BrandCaldera
ModelCaldera FN-5881 Ultra
Size120 × 120 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5881 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/2414 (accessed 2026-10-19).