Hardware Spec Index

Zephyra FN-3931 Max 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3931-MAX · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index805 (Case Fans scale)
Category rank#15,816
Street price$19
Power3 W
Performance per dollar42.37
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3931 Max
Size140 × 140 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3931 Max 140mm PWM ARGB Case Fan”, https://vextor7.com/item/3752290 (accessed 2026-10-21).