Hardware Spec Index

Caldera FN-7781 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN7781-CORE · Released 2026 · Updated 2026-10-27

Key facts

Benchmark index785 (Case Fans scale)
Category rank#38,397
Street price$29
Power3 W
Performance per dollar27.07
Released2026

Specifications

BrandCaldera
ModelCaldera FN-7781 Core
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 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-7781 Core 140mm PWM Case Fan”, https://vextor7.com/item/1889776 (accessed 2026-10-27).