Hardware Spec Index

Caldera FN-3684 Plus 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3684-PLUS · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index1,176 (Case Fans scale)
Category rank#23,664
Street price$39
Power3 W
Performance per dollar30.15
Released2023

Specifications

BrandCaldera
ModelCaldera FN-3684 Plus
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3684 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4090914 (accessed 2026-10-21).