Hardware Spec Index

Caldera FN-3901 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3901-PRIME · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index811 (Case Fans scale)
Category rank#46,611
Street price$29
Power3 W
Performance per dollar27.97
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3901 Prime
Size140 × 140 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3901 Prime 140mm PWM Case Fan”, https://vextor7.com/item/90283574 (accessed 2026-10-24).