Hardware Spec Index

Zephyra FN-3831 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3831-PRIME · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index974 (Case Fans scale)
Category rank#31,077
Street price$29
Power4 W
Performance per dollar33.59
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3831 Prime
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3831 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/76975273 (accessed 2026-10-25).