Hardware Spec Index

Caldera FN-7831 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN7831-PRO · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index440 (Case Fans scale)
Category rank#25,179
Street price$9
Power4 W
Performance per dollar48.89
Released2021

Specifications

BrandCaldera
ModelCaldera FN-7831 Pro
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7831 Pro 140mm PWM Case Fan”, https://vextor7.com/item/9676342 (accessed 2026-10-24).