Hardware Spec Index

Caldera FN-9891 Plus 120mm PWM Case Fan

Case Fans · Caldera · SKU FN9891-PLUS · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index227 (Case Fans scale)
Category rank#45,430
Street price$9
Power3 W
Performance per dollar25.22
Released2023

Specifications

BrandCaldera
ModelCaldera FN-9891 Plus
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9891 Plus 120mm PWM Case Fan”, https://vextor7.com/item/84555776 (accessed 2026-10-25).