Hardware Spec Index

Caldera FN-5091 Pro 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5091-PRO · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index1,342 (Case Fans scale)
Category rank#880
Street price$49
Power3 W
Performance per dollar27.39
Released2026

Specifications

BrandCaldera
ModelCaldera FN-5091 Pro
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5091 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/5896849 (accessed 2026-10-23).