Hardware Spec Index

Zephyra FN-4221 Pro 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4221-PRO · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,007 (Case Fans scale)
Category rank#49,348
Street price$29
Power3 W
Performance per dollar34.72
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4221 Pro
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4221 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/87721230 (accessed 2026-10-25).