Hardware Spec Index

Caldera FN-3831 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3831-PRIME · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,154 (Case Fans scale)
Category rank#1,777
Street price$39
Power3 W
Performance per dollar29.59
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3831 Prime
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3831 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4983992 (accessed 2026-10-19).