Hardware Spec Index

Zephyra FN-4021 Max 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4021-MAX · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index890 (Case Fans scale)
Category rank#27,269
Street price$29
Power3 W
Performance per dollar30.69
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4021 Max
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4021 Max 120mm PWM ARGB Case Fan”, https://vextor7.com/item/4249747 (accessed 2026-10-21).