Hardware Spec Index

Caldera FN-1820 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1820-PRO · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index205 (Case Fans scale)
Category rank#38,559
Street price$9
Power4 W
Performance per dollar22.78
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1820 Pro
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1820 Pro 140mm PWM Case Fan”, https://vextor7.com/item/20207027 (accessed 2026-10-21).