Hardware Spec Index

Caldera FN-4048 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4048-CORE · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index359 (Case Fans scale)
Category rank#23,461
Street price$19
Power3 W
Performance per dollar18.89
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4048 Core
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4048 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/83954844 (accessed 2026-10-26).