Hardware Spec Index

Caldera FN-7857 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN7857-CORE · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index365 (Case Fans scale)
Category rank#48,096
Street price$9
Power4 W
Performance per dollar40.56
Released2025

Specifications

BrandCaldera
ModelCaldera FN-7857 Core
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7857 Core 140mm PWM Case Fan”, https://vextor7.com/item/83955029 (accessed 2026-10-26).