Hardware Spec Index

Caldera FN-4155 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4155-PRO · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index367 (Case Fans scale)
Category rank#17,750
Street price$9
Power3 W
Performance per dollar40.78
Released2024

Specifications

BrandCaldera
ModelCaldera FN-4155 Pro
Size140 × 140 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4155 Pro 140mm PWM Case Fan”, https://vextor7.com/item/4125560 (accessed 2026-10-23).