Hardware Spec Index

Zephyra FN-3976 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3976-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index965 (Case Fans scale)
Category rank#38,250
Street price$29
Power4 W
Performance per dollar33.28
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3976 Prime
Size120 × 120 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise33 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-3976 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/20032717 (accessed 2026-10-19).