Hardware Spec Index

Caldera FN-3951 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3951-PRO · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index516 (Case Fans scale)
Category rank#9,471
Street price$19
Power3 W
Performance per dollar27.16
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3951 Pro
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3951 Pro 140mm PWM Case Fan”, https://vextor7.com/item/75539512 (accessed 2026-10-24).