Hardware Spec Index

Zephyra FN-4021 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4021-XT · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,150 (Case Fans scale)
Category rank#46,467
Street price$39
Power4 W
Performance per dollar29.49
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4021 XT
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4021 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/8928035 (accessed 2026-10-19).