Hardware Spec Index

Caldera FN-3975 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3975-CORE · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index406 (Case Fans scale)
Category rank#23,781
Street price$9
Power3 W
Performance per dollar45.11
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3975 Core
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3975 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/58779132 (accessed 2026-10-20).