Hardware Spec Index

Caldera FN-9975 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9975-CORE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index589 (Case Fans scale)
Category rank#6,850
Street price$19
Power4 W
Performance per dollar31.00
Released2021

Specifications

BrandCaldera
ModelCaldera FN-9975 Core
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9975 Core 140mm PWM Case Fan”, https://vextor7.com/item/892574 (accessed 2026-10-22).