Hardware Spec Index

Caldera FN-3631 Plus 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3631-PLUS · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index255 (Case Fans scale)
Category rank#1,922
Street price$9
Power4 W
Performance per dollar28.33
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3631 Plus
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3631 Plus 120mm PWM Case Fan”, https://vextor7.com/item/4862057 (accessed 2026-10-24).