Hardware Spec Index

Caldera FN-4757 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4757-CORE · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index369 (Case Fans scale)
Category rank#26,260
Street price$19
Power4 W
Performance per dollar19.42
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4757 Core
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4757 Core 140mm PWM Case Fan”, https://vextor7.com/item/92946313 (accessed 2026-10-20).