Hardware Spec Index

Zephyra FN-7421 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN7421-PRO · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index380 (Case Fans scale)
Category rank#37,025
Street price$9
Power3 W
Performance per dollar42.22
Released2022

Specifications

BrandZephyra
ModelZephyra FN-7421 Pro
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7421 Pro 140mm PWM Case Fan”, https://vextor7.com/item/4960980 (accessed 2026-10-23).