Hardware Spec Index

Caldera FN-2381 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2381-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index554 (Case Fans scale)
Category rank#3,515
Street price$19
Power3 W
Performance per dollar29.16
Released2020

Specifications

BrandCaldera
ModelCaldera FN-2381 Prime
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2381 Prime 140mm PWM Case Fan”, https://vextor7.com/item/2184166 (accessed 2026-10-19).