Hardware Spec Index

Caldera FN-1921 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1921-PRO · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index548 (Case Fans scale)
Category rank#45,536
Street price$19
Power4 W
Performance per dollar28.84
Released2022

Specifications

BrandCaldera
ModelCaldera FN-1921 Pro
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1921 Pro 140mm PWM Case Fan”, https://vextor7.com/item/31580084 (accessed 2026-10-26).