Hardware Spec Index

Zephyra FN-3971 Max 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3971-MAX · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index1,202 (Case Fans scale)
Category rank#6,485
Street price$49
Power3 W
Performance per dollar24.53
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3971 Max
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3971 Max 140mm PWM ARGB Case Fan”, https://vextor7.com/item/21524464 (accessed 2026-10-24).