Hardware Spec Index

Zephyra FN-3981 Prime 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3981-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,222 (Case Fans scale)
Category rank#18,835
Street price$49
Power4 W
Performance per dollar24.94
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3981 Prime
Size120 × 120 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise25 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-3981 Prime 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/20065598 (accessed 2026-10-24).