Hardware Spec Index

Caldera FN-1891 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1891-SE · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index323 (Case Fans scale)
Category rank#33,807
Street price$9
Power3 W
Performance per dollar35.89
Released2026

Specifications

BrandCaldera
ModelCaldera FN-1891 SE
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1891 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/91781168 (accessed 2026-10-20).