Hardware Spec Index

Caldera FN-7981 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN7981-CORE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index204 (Case Fans scale)
Category rank#44,225
Street price$9
Power4 W
Performance per dollar22.67
Released2025

Specifications

BrandCaldera
ModelCaldera FN-7981 Core
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7981 Core 140mm PWM Case Fan”, https://vextor7.com/item/92328807 (accessed 2026-10-23).