Hardware Spec Index

Zephyra FN-4020 Pro 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4020-PRO · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#21,338
Street price$49
Power3 W
Performance per dollar28.57
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4020 Pro
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4020 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/4491119 (accessed 2026-10-21).