Hardware Spec Index

Zephyra FN-3421 Plus 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3421-PLUS · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index405 (Case Fans scale)
Category rank#38,056
Street price$19
Power3 W
Performance per dollar21.32
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3421 Plus
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3421 Plus 120mm PWM Case Fan”, https://vextor7.com/item/3945924 (accessed 2026-10-20).