Hardware Spec Index

Zephyra FN-3421 Prime 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3421-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,118 (Case Fans scale)
Category rank#29,573
Street price$29
Power4 W
Performance per dollar38.55
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3421 Prime
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3421 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6025403 (accessed 2026-10-24).