Hardware Spec Index

Zephyra FN-3997 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3997-PRIME · Released 2026 · Updated 2026-10-18

Key facts

Benchmark index1,205 (Case Fans scale)
Category rank#48,592
Street price$39
Power4 W
Performance per dollar30.90
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3997 Prime
Size120 × 120 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3997 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/91551032 (accessed 2026-10-18).