Hardware Spec Index

Zephyra FN-1991 SE 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN1991-SE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index922 (Case Fans scale)
Category rank#34,933
Street price$29
Power4 W
Performance per dollar31.79
Released2021

Specifications

BrandZephyra
ModelZephyra FN-1991 SE
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise24 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-1991 SE 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/10104597 (accessed 2026-10-20).