Hardware Spec Index

Zephyra FN-4891 Pro 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4891-PRO · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,305 (Case Fans scale)
Category rank#35,726
Street price$49
Power3 W
Performance per dollar26.63
Released2026

Specifications

BrandZephyra
ModelZephyra FN-4891 Pro
Size120 × 120 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise28 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-4891 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/19634286 (accessed 2026-10-21).