Hardware Spec Index

Caldera FN-3681 Plus 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3681-PLUS · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,244 (Case Fans scale)
Category rank#46,540
Street price$39
Power3 W
Performance per dollar31.90
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3681 Plus
Size120 × 120 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3681 Plus 120mm PWM ARGB Case Fan”, https://vextor7.com/item/43318796 (accessed 2026-10-20).