Hardware Spec Index

Caldera FN-3887 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3887-CORE · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index425 (Case Fans scale)
Category rank#30,742
Street price$9
Power4 W
Performance per dollar47.22
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3887 Core
Size140 × 140 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3887 Core 140mm PWM Case Fan”, https://vextor7.com/item/374869 (accessed 2026-10-21).